Atlas Pipeline Partners, L.P. Bank Of America Leveraged Finance Conference December 2, 2014 THE WORDS “BELIEVES, ANTICIPATES, EXPECTS”, “PRO FORMA” AND SIMILAR EXPRESSIONS ARE INTENDED TO IDENTIFY FORWARD LOOKING STATEMENTS. SUCH STATEMENTS ARE SUBJECT TO CERTAIN RISKS AND UNCERTAINTIES, WHICH COULD CAUSE ACTUAL RESULTS TO DIFFER MATERIALLY FROM THOSE PROJECTED IN THE FORWARD LOOKING STATEMENTS. FACTORS THAT COULD CAUSE ACTUAL RESULTS TO DIFFER MATERIALLY FROM THE FORWARDLOOKING STATEMENTS INCLUDE FINANCIAL PERFORMANCE, REGULATORY CHANGES, CHANGES IN LOCAL OR NATIONAL ECONOMIC CONDITIONS, CHANGES RELATING TO THE TIMING AND THE SUCCESS OF THE PROPOSED TRANSACTION WITH TARGA RESOURCES, AND OTHER RISKS DETAILED FROM TIME TO TIME IN THE PARTNERSHIP’S PERIODIC REPORTS FILED WITH THE SECURITIES AND EXCHANGE COMMISSION (“SEC”), INCLUDING QUARTERLY REPORTS ON FORM 10-Q, CURRENT REPORTS ON FORM 8-K AND ANNUAL REPORTS ON FORM 10-K; PARTICULARLY THE SECTION TITLED RISK FACTORS. READERS ARE CAUTIONED NOT TO PLACE UNDUE RELIANCE ON THESE FORWARD LOOKING STATEMENTS, WHICH SPEAK ONLY AS OF THE DATE HEREOF. THE PARTNERSHIP UNDERTAKES NO OBLIGATION TO PUBLICLY RELEASE THE RESULTS OF ANY REVISIONS TO FORWARD LOOKING STATEMENTS, WHICH MAY BE MADE TO REFLECT EVENTS OR CIRCUMSTANCES AFTER THE DATE HEREOF OR TO REFLECT THE OCCURRENCE OF UNANTICIPATED EVENTS. THIS PRESENTATION ALSO INCLUDES REFERENCES TO ITEMS SUCH AS “ADJUSTED EBITDA” AND “DISTRIBUTABLE CASH FLOW” (“DCF”), WHICH REPRESENT NON-GAAP MEASURES. A RECONCILIATION OF THESE NON-GAAP MEASURES IS PROVIDED IN THE APPENDIX OF THIS PRESENTATION AS WELL AS IN OUR QUARTERLY EARNINGS RELEASE AND FORM 10-Q AND 10-K, ALL OF WHICH IS AVAILABLE ON THE PARTNERSHIP’S WEBSITE, WWW.ATLASPIPELINE.COM. 2 Notice about the Recent Targa – Atlas Announcement On October 13, 2014, the Partnership announced that it has entered into a definitive agreement to be acquired by Targa Resources Partners L.P. (NYSE: NGLS) in a transaction valuing the Partnership at $7.7 billion, including debt and an approximate $1.9 billion acquisition of its general partner interests by Targa Resources Corp. (NYSE: TRGP). The Partnership’s common limited unitholders will receive 0.5846 units of Targa Resources Partners L.P. (NYSE: NGLS) and $1.26 in cash for each outstanding Partnership common unit. The transaction is expected to close during the first quarter of 2015 and is subject to customary closing conditions, as well as approval by the unitholders of the Partnership. In connection with the proposed merger referenced herein, Targa Resources Corp. (“TRC”) will file with the U.S. Securities and Exchange Commission (the “SEC”) a registration statement on Form S-4 that will include a joint proxy statement of Atlas Energy, L.P. (“ATLS”) and TRC and a prospectus of TRC (the “TRC joint proxy statement/prospectus”). TRC plans to mail the definitive TRC joint proxy statement/prospectus to its shareholders and ATLS plans to mail the definitive TRC joint proxy statement/prospectus to its unitholders. Also in connection with the proposed merger, Targa Resources Partners LP (“TRP”) will file with the SEC a registration statement on Form S-4 that will include a proxy statement of Atlas Pipeline Partners, L.P. (“APL”) and a prospectus of TRP (the “TRP proxy statement/prospectus”) . APL plans to mail the definitive TRP proxy statement/prospectus to its unitholders. INVESTORS, SHAREHOLDERS AND UNITHOLDERS ARE URGED TO READ THE TRC JOINT PROXY STATEMENT/PROSPECTUS, THE TRP PROXY STATEMENT/PROSPECTUS AND OTHER RELEVANT DOCUMENTS FILED OR TO BE FILED WITH THE SEC CAREFULLY AND IN THEIR ENTIRETY WHEN THEY BECOME AVAILABLE BECAUSE THEY WILL CONTAIN IMPORTANT INFORMATION ABOUT TRC, TRP, ATLS AND APL, AS WELL AS THE PROPOSED TRANSACTION AND RELATED MATTERS. This communication does not constitute an offer to sell or the solicitation of an offer to buy any securities or a solicitation of any vote or approval. A free copy of the TRC Joint Proxy Statement/Prospectus, the TRP Proxy Statement/Prospectus and other filings containing information about TRC, TRP, ATLS and APL may be obtained at the SEC’s Internet site at www.sec.gov. In addition, the documents filed with the SEC by TRC and TRP may be obtained free of charge by directing such request to: Targa Resources, Attention: Investor Relations, 1000 Louisiana, Suite 4300, Houston, Texas 77002, calling (713) 584-1000 or emailing jkneale@targaresources.com. These documents may also be obtained for free from TRC’s and TRP’s investor relations website at www.targaresources.com. The documents filed with the SEC by ATLS may be obtained free of charge by directing such request to: Atlas Energy, L.P., Attn: Investor Relations, 1845 Walnut Street, Philadelphia, Pennsylvania 19103 or emailing InvestorRelations@atlasenergy.com. These documents may also be obtained for free from ATLS’s investor relations website at www.atlasenergy.com. The documents filed with the SEC by APL may be obtained free of charge by directing such request to: Atlas Pipeline Partners, L.P., Attn: Investor Relations, 1845 Walnut Street, Philadelphia, Pennsylvania 19103 or emailing IR@atlaspipeline.com. These documents may also be obtained for free from APL’s investor relations website at www.atlaspipeline.com. Participants in Solicitation Relating to the Merger: TRC, TRP, ATLS and APL and their respective directors, executive officers and other persons may be deemed to be participants in the solicitation of proxies from TRC, ATLS or APL shareholders or unitholders, as applicable, in respect of the proposed transaction that will be described in the TRC joint proxy statement/prospectus and TRP proxy statement/prospectus. Information regarding TRC’s directors and executive officers is contained in TRC’s definitive proxy statement dated April 7, 2014, which has been filed with the SEC. Information regarding directors and executive officers of TRP’s general partner is contained in TRP’s Annual Report on Form 10-K for the year ended December 31, 2013, which has been filed with the SEC. Information regarding directors and executive officers of ATLS’s general partner is contained in ATLS’s definitive proxy statement dated March 21, 2014, which has been filed with the SEC. Information regarding directors and executive officers of APL’s general partner is contained in APL’s Annual Report on Form 10-K for the year ended December 31, 2013, which has been filed with the SEC. A more complete description will be available in the registration statement and the proxy statement/prospectus. 3 Atlas Pipeline Partners, L.P. (NYSE: APL) Midstream gathering & processing MLP with 17 processing plants, approximately 2.0 Bcf/d of gross processing capacity, and over 11,200 miles of gathering pipelines Units currently yielding approximately 7.0%* to unitholders based on annualized recent distribution of $0.64 per unit for 3Q 2014 ($2.56 annualized) Partnership forecasting meaningful growth in Adjusted EBITDA for 2014 as compared to $325 million in 2013 and $220 million in 2012 Assets located in enviable basins, including Eagle Ford Shale, Permian Basin, Woodford Shale, and Mississippian Lime Partnership expected to exit 2014 with a runrate annualized distribution of $2.60 or greater Projecting significant expansion capital invested during 2014 which includes processing capacity expansions in 3 of 4 areas in 2014 Approximately 40% of gross margin is feebased and remaining 60% of commodity exposed gross margin is significantly hedged for 2014-2015 (excluding ethane) Projects continue into 2015 with expectations to add 280 MMCFD in overall plant capacity in addition to multiple step-out gathering projects APL Focused on Widespread Organic Growth Across its Footprint as Producer Customers Activities Expand * Market data as of 10/31/2014 4 APL Asset Overview 3 SouthOK System 1 West TX System Geographic Area: Permian Basin Processing Capacity: 655 mmcfd Processing Plants: 5 Miles of Pipeline: ~3,600 YE 2014 Capacity: 655 mmcfd (as of 3Q 2014) JV Partner: Pioneer Natural Resources 4 3 Geographic Area: Woodford Shale/Ardmore/ Arkoma/SCOOP Processing Capacity: 500 mmcfd(1) Processing Plants: 6 Miles of Pipeline: ~1,300 YE 2014 Capacity: 500 mmcfd(1) (as of 2Q 2014) JV Partner: MarkWest 2 SouthTX System Geographic Area: Eagle Ford Shale Processing Capacity: 400 mmcfd Processing Plants: Miles of Pipeline: YE 2014 Capacity: JV Partner: 4 West OK System Geographic Area: Anadarko Basin/Mississippi Lime 2 Processing Capacity: 458 mmcfd ~500 Processing Plants: 4 Miles of Pipeline: ~5,700 YE 2014 Capacity: 458 mmcfd 1 400 mmcfd (as of 2Q 2014) 2 SouthCross / TexStar (high pressure pipe only) Tulsa Operational Headquarters Gas Processing Facility Basin Area Natural Gas Gathering Pipelines Treating Facilities Diversified Asset Base in Oil / NGL-Rich Areas Provides Significant Exposure to Increasing Drilling Activity (1) Indicates gross capacity. APL owns 412 mmcfd net processing capacity 5 APL Management Executing Calculated, Prudent Growth In the past 4+ years, APL has gone from 5 processing plants in its footprint to 17 through M&A and organic expansions Three plants brought online this year have increased overall capacity by over 35% to over 2.0 BCFD The Partnership has managed growth prudently, maintaining high utilization rates after new capacity becomes available Cumulative Processing Capacity (MMCFD) APL – Processing Capacity: Growth Expansion and Utilization Rates 103% 2014-15 Growth* 101% 2,500 88% 92% 95% 84% 92% 93% 92% 2,000 80 83% 79% 400 120 1,500 400 1,000 78% 220 30 60 200 613 673 500 583 200 613 1493 873 1093 1493 1493 1613 2Q2014 3Q2014 1493 2013 2093 1Q2015 3Q2015 1093 0 1Q 2011 1Q 2012 2Q 2012 3Q 2012 4Q 2012 1Q 2013 2Q 2013 3Q 2013 4Q 2013 1Q2014 APL Capacity Utilization Existing Capacity Capacity Growth added during Quarter * Includes timing of expected expansions Note: Processing capacity is on a gross basis and includes facilities under JV arrangements 6 APL 2014 Plan is on Track – 3Q Results Reflect Progress Financially March 2014 - APL amended its credit facility to provide higher covenant limits on total leverage to add near term flexibility (minimal cost to the partnership and strongly supported by bank group) March 2014 - APL issued $122mm (net proceeds) of perpetual preferred units at 8.25% which raised capital without diluting common equity holders at a rate that was cheaper cost of capital than common equity May 2014 - APL sold its 20% interest in a non-core asset, the West Texas LPG NGL Pipeline, for net proceeds of $131mm, which was significantly higher than market expectations and accretive to APL’s forecast expectations May 2014 - APL’s new $250mm ATM equity plan went into effect, providing capital funding for the 2nd half of 2014 August 2014 - Amended revolver borrowing capacity to $800mm, adding $250mm in liquidity (including increased accordion feature), lowering costs and extending term Total Bank Calculated Leverage (x times) 5.1 4.9 4.9x 4.7x 4.7 4.5 4.3 4.1x 4.1 3.9 3.7 3.5 1Q 2014 3Q2014 Adjusted EBITDA ($ mm) Operationally April 2014 - APL extended its cornerstone contract with its partner in the Permian, Pioneer (NYSE: PXD), by 10 years to 2032 with increased acreage dedication and announced a further expansion of its WestTX system, announcing another 200 MMCFD processing facility (Buffalo Plant) due in 3Q 2015 May 2014 - APL brought into service the Stonewall Plant in SouthOK, adding 120 MMCFD of capacity. This plant should further scale up to 200 MMCFD in 1Q 2015 July 2014 - APL brought into service the Silver Oak II plant in the Eagle Ford on its SouthTX system, providing future capacity as Silver Oak I becomes fully utilized September 2014 – WestTX Edward plant was brought online, adding 200 MMCFD of capacity in the Permian November 2014 - Velma-Arkoma connector pipeline expected in service to move SCOOP volumes to Stonewall, accelerating utilization of the new 7 facility 2Q 2014 120 110 100 107 90 91 93 1Q 2014 2Q 2014 80 3Q 2014 3rd Summary Quarterly Performance Comparison Quarter Update ($ in millions except as noted) Strong quarterly results as volumes increase and new processing capacity comes online Partnership announced a $0.64 distribution at healthy distribution coverage (~1.2x) Amended revolving credit facility to increase size, extend term, and lower cost, as well as other benefits to the Partnership Issued $75mm of ATM common equity in 3Q 2014 and do not plan to issue any common equity for the rest of the year New plants at WestTX and SouthOK are filling up faster than expected Fee based cash flow of $50mm for 3Q, an all-time record at the Partnership 8 % Variance 435,018 573,957 508,010 137,918 433,294 554,233 460,410 127,979 0.4% 3.6% 10.3% 7.8% Processed Volume (Mcfd) SouthOK WestOK WestTX SouthTX* 409,452 545,301 473,644 137,573 408,615 530,455 439,447 124,468 0.2% 2.8% 7.8% 10.5% $0.98 $3.75 $0.98 $4.19 0.0% -10.5% $761.2 $106.6 $74.6 $714.0 $92.9 $62.8 6.6% 14.7% 18.8% $0.64 1.2x $0.63 1.1x 1.6% N/A $7.3 $185.2 $5.4 $144.2 35.2% 28.4% 4.1x $1,754.4 $603.3 4.7x $1,654.6 $500.9 N/A 6.0% 20.4% Realized WAVG NGL Price ($/gal) Realized Natural Gas Price ($/Mcf) Total Revenue Adjusted EBITDA Distributable Cash Flow Maintenance Capex Growth Capex Total Bank Leverage (TTM EBITDA) Total Debt Total Liquidity * Does not include volumes being gathered and processed by our JV partner in which APL may have an economic interest 2Q 2014 Throughput Volume (Mcfd) SouthOK WestOK WestTX SouthTX* Distribution to LP Unitholders Distribution Coverage Announced on October 13, 2014 that APL and ATLS are expected to be acquired by Targa subject to regulatory approval, customary closing conditions, and shareholder votes 3Q 2014 Strategic Focus & Business Initiatives Capital Discipline De-risk the Business • Targeting high rates of return on organic growth capital (fee contracts 15%+, commodity exposed contracts 20%+) • Utilize credit profile and liquidity to fund highly accretive projects at attractive rates of return • Major organic expansions recently completed on multiple systems, with additional projects in progress; All are expected to be highly accretive to cash flow • Physically and Financially • Reduced gross-margin risk by shifting from keep-whole to percentage of proceeds and fee-based contracts • Long-term, fee-based gathering and processing contributes fixed-fee cash flow with no direct commodity price exposure Maintain and Preserve Balance Sheet • Implement sound fiscal prudence—liquidity, leverage, capital, and distribution coverage • Successful preferred equity offering and West Texas LPG sale deleverages balance sheet • Management expects to fund growth capital over remainder 2014 without any further issuance of common equity • Partnership expects to be near 4.0x total leverage exiting 2014 Strategically Grow our Asset Base • Focusing on organic growth expansions in liquids-rich or strategic areas with accretive returns • Connection of Arkoma and Velma system will add synergies and enhances footprint at SouthOK • SouthTX provides entry point into one of the country’s most significant liquids-rich producing areas • Additional expansion opportunities extend well beyond 2014 in each of the operating areas 9 Operational Update 10 Exposure to Oily/NGL Basins Provide Economic Incentive to Drill • In each of the 4 major plays in which APL operates, producers are attracted not only by natural gas, but by accompanying crude oil/condensate/NGLs • Returns look attractive even at lower commodity prices ($80 Oil/$4 Gas) • Some Permian operators have said they will not slow down drilling unless WTI Crude hits $60 and prices remained there for a protracted period • APL partners with the largest and most active drilling operators in each area, signed through long-term contracts 60% 1% 1% 5% 5% 1% 40% 1% 30% 20% 7% 47% 47% 45% 51% 47% 20% 5% 6% 36% 37% 29% 10% 35% 5% 10% 21% 13% 24% 22% 25% Mercellus (Wet) 1% PRB—Niobrara 50% Cana Woodford Rate of Return (IRR %) Sample IRR % of Different Plays in Lower 48 States (Assuming $80 crude and 30% NGL/Crude Ratio) 31% 16% 15% Source: Partnership estimates $4 Natural Gas 11 $5 Natural Gas Haynesville Marcellus (Dry) Fayetteville Eagle Ford (Wet) Permian— Spraberry/Wolfberry Granite Wash Permian—Wolfcamp Mississippi Lime Utica DJ Niobrara Permian—Avalon/Bone Springs Eagle Ford Oil 0% WestTX Update Overview WestTX System Geographical Area: Permian Basin Miles of Pipeline: Approx. 3,600 Current Processing Capacity: 655,000 Mcfd Number of Rigs Running: 79 Key Producers In Area Average Processed Volume (mcf/d) 500,000 473,644 439,447 450,000 & CONSOLIDATOR 390,014 400,000 355,203 364,043 350,000 313,504 300,000 255,709 271,592 280,756 250,000 3Q2012 4Q2012 1Q2013 2Q2013 3Q2013 4Q2013 1Q2014 2Q2014 3Q2014 System Notes Partnership recently announced next 200 MMCFD plant (Buffalo) to serve Northern Permian activity APL just expanded by 200 MMCFD (Edward plant) which increased capacity to 655 MMCFD; System increasing to 855 MMCFD by 3Q 2015 Gathering system being extended north into Martin County to serve further growth from production in Northern Permian Pioneer has over 900k acres in Permian and has said publicly they expect to materially increase horizontal rig count for remainder 2014 and into 2015 Pioneer expecting APL will have to add a plant every 12 months to keep up with Permian activity within the asset footprint Third party producer activities compliment Pioneer drilling, activity coming from all over geographically 12 SouthTX Update Overview SouthTX System Map Geographical Area: Eagle Ford Shale Miles of Pipeline: Approx. 500 Processing Capacity: 400,000 Mcfd Joint Venture Partner*: TexStar/Southcross Average Processed Volume (mcf/d) 200,000 175,000 140,557 150,000 125,000 121,338 133,227 115,668 124,468 137,573 100,000 75,000 50,000 Key Producers In Area 25,000 0 2Q2013 3Q2013 4Q2013 1Q2014 2Q2014 3Q2014 System Notes New producers signed in 2014 expect to bring incremental volumes on system and expected to grow production through year-end Anticipated expansion schedule: Silver Oak II (200,000 Mcfd) – Online now / Silver Oak III (200,000 Mcfd) – based on demand (subject to board approval) Majority of assets are newly constructed, providing a competitive advantage as a result of higher recoveries, proximity to Eagle Ford core and lower maintenance expenses * TexStar/Southcross is a joint venture partner on some gathering pipelines and Co-Gen facilities 13 WestOK Update Overview WestOK System Geographical Area: Anadarko Basin / Mississippi Lime Miles of Pipeline: Approx. 5,700 Processing Capacity: 458,000 Mcfd (nameplate) Number of Rigs Running: 25 Key Producers In Area Average Processed Volume (mcf/d) 550,000 512,560 510,160 545,301 483,504 479,270 500,000 450,000 400,000 530,455 412,682 I & II 425,431 380,113 350,000 300,000 250,000 3Q2012 4Q2012 1Q2013 2Q2013 3Q2013 4Q2013 1Q2014 2Q2014 3Q2014 System Notes Recently added enhancements to capacity availability with the ability to now process approximately 110% of system name-plate capacity APL connecting approximately a well a day behind system and is the largest gatherer and processor in the Mississippi Lime Step-outs by existing producers and new entrants in the play are creating incremental growth opportunities System remains full and volumes continue to be bypassed and/or offloaded to third parties 14 SouthOK Update (Velma & Arkoma) SouthOK Overview SouthOK System Geographical Area: Woodford Shale/Arkoma/SCOOP Miles of Pipeline: Approx. 1,300 Processing Capacity: 500,000 Mcfd (gross)1 Number of Rigs Running: 24 SouthOK Average Processed Volume (mcf/d) 450,000 397,358 400,000 375,759 372,653 326,678 334,812 350,000 300,000 Key Producers In Area 408,615 409,052 Includes Velma Volumes Only 250,000 200,000 150,000 133,166 106,577 100,000 3Q2012 4Q2012 1Q2013 2Q2013 3Q2013 4Q2013 1Q2014 2Q2014 3Q2014 SouthOK System Notes Current project under way to connect Velma & Arkoma systems to form SouthOK, a gathering and processing super-system serving producers in the Woodford shale, SCOOP, Ardmore, and Arkoma basins Project includes 55 miles of pipe and associated compression to give producers and APL optionality after anticipated November 2014 in-service date Recently expanded processing capacity with 120,000 Mcfd Stonewall plant, part of the 60% owned Centrahoma JV (MarkWest 40%) APL plans to accelerate expansion at Stonewall plant by 80,000 Mcfd in 1Q 2015 at minimal cost to the partnership 1APL owns 412,000 Mcfd net of the processing capacity 15 Financial Overview 16 Financial Objectives Rising fixed fee cash flows and elongation of hedge book into later periods reduce cash flow volatility Bank total leverage trending near 4x in 3Q2014; ATM equity program has funded portion of growth capital and earlier WTXLPG asset sale and preferred offering removes need for further equity in 2014 APL plans to target 1.1x distribution coverage over rolling 4 quarter period and most recent quarter was 1.2x; Partnership plans to build coverage leading into future PIK Preferred conversion Organic Returns on Capital Deployed Robust growth capex spend in 2013 ($415 mm) and more expected for 2014 has produced 35% increase in plant capacity; Execution on utilization expected to support cash flow increase at APL Debt financings have each come at a lower rate than the previous issue; Cost of capital could lower through yield compression on equity and debt as plans are executed, producing larger, safer, stronger APL APL is committed to operating from a position of strength 17 2013 – 2014 Quarterly Financial Summary – Consolidated Gathered volumes (mmcf/d) 1,486 1,484 1,433 Processed volumes (mmcf/d) 1,604 1,683 1,465 1,253 1,187 1,372 1,386 1,367 Q3 Q4 Q1 1,503 1,566 Q2 Q3 1,033 Q1 Q2 Q3 Q4 Q1 Q2 2013 Q1 Q3 Q2 2013 2014 Weighted Avg. NGL $ / gal. – Conway Weighted Avg. NGL $ / gal. – Mt. Belvieu $0.83 0.85 Cash flow summary ($mm) $0.75 0.80 2014 $0.81 0.85 $0.89 0.91 $1.00 0.97 $0.87 0.87 Distribution ($/unit) & Coverage (x times) $0.65 $0.64 $86.3 $84.2 $67.7 $43.5 $86.7 $90.8 $0.80 0.82 $92.9 $106.6 1.14x 1.00x $0.63 1.00x $0.62 $0.62 0.92x $0.62 1.10x 1.10x $0.63 1.20x $0.64 1.20x $0.62 1.00x $0.62 $58.0 $50.6 $51.7 $60.8 $62.8 0.80x $0.61 $74.6 $0.60 Q1 Q2 Q3 Q4 Q1 2013 Q2 0.60x $0.59 Q3 1.40x $0.59 0.40x 2014 $0.58 DCF Adj. EBITDA 0.20x $0.57 Maintenance Capex 3.9 3.8 6.4 7.8 5.3 5.6 7.4 Growth Capex 104.7 103.3 105.7 114.9 123.0 146.7 185.2 $0.56 0.00x Q1 Q2 Q3 2013 Note: 2011 Corporate SG&A and maintenance capex of $30.5mm and $1.1mm, respectively 18 Q4 Q1 Q2 2014 Q3 APL Fixed-Fees Up Considerably in Recent Years Pre-Elk City & LMM Sale (3Q 2010)* Current 3Q 2014 Contract Mix* Expected YE 2014 Contract Mix* Keep-Whole: 1% Fixed Fee 17% KeepWhole 32% Fixed Fee 40% Keep-Whole: 1% Fixed Fee 40% Percent of Proceeds 59% Percent of Proceeds 51% Percent of Proceeds 59% Fee-Based Cash Flow as a % of Distributable Cash Flow (DCF) ($ millions) 45% 49% 75% 69% 86% 94% 71% 80% 60.8 58.0 Fee Business ($mm) $80 58 DCF ($mm) $60 14.9 36.0 37.6 32.8 $40 $20 51% 19.3 43.5 32.7 43.7 40.3 50.6 48.4 51.7 50 43.3 67% 74.6 50 19.9 $0 2Q 2012 3Q 2012 4Q 2012 1Q 2013 2Q 2013 3Q 2013 4Q 2013 1Q 2014 2Q 2014 3Q 2014 Keep-Whole exposure largely eliminated as 3Q 2014 contract mix has largely changed to POP/Fee mix, reducing commodity volatility Past two acquisitions are approximately 90%+ fixed-fee margin, accelerating de-risking of overall cash flow Woodford Shale and Eagle Ford operating areas are predominately fee-based contracts Significant portion of commodity sensitive contracts include a fixed-fee gathering component, mitigating commodity price risk * Based on gross margin, not volume 19 Atlas Pipeline has made Progress with Credit Profile of Partnership Current Ratings / Recent Upgrades Credit facility expanded in May 2012 to $600 million (excluding $200 mm accordion feature) to fund capital program and increase liquidity B+ (Corporate Family) B+ (Senior Unsecured) Issued $325 million 8 year bonds (due 2020) in September 2012 at 6.625% to term out revolver and increase liquidity B1 (Corporate Family) B2 (Senior Unsecured) Issued $175 million add-on to 6.625% notes in December 2012 to finance a portion of $600 Cardinal Midstream purchase Made tender offer in early 2013 to redeem 8.75% 2018 bonds, replaced by upsized $650 million 10 year issue at 5.875% (due 2023) APL issued $400 mm 8.5 year bonds at 4.75% (due 2021) as part of $1 billion purchase of TEAK Midstream Credit facility expanded in August 2014 to $800 million (excluding $250 mm accordion feature) at reduced costs and extended tenure APL put on Positive Watch at both S&P and Moody’s as result of 3Q 2014 Targa announcement 2010: CFR Upgrade from S&P and Moody’s 2011: CFR Upgrade from S&P and Moody’s 2012: Sr. Unsecured Upgrade from S&P and Moody’s 2014: APL put on Positive Watch from S&P and Moody’s Recent Debt Issuances – Lower Financing Costs Sept. & Dec. 2012: 6.625% 8yr issue due 2020 January 2013: 5.875% 10yr issue due 2023 $500 mm $650 mm May 2013: 4.75% 8.5yr issue due 2021 $400 mm 0.00% 2.00% 20 4.00% 6.00% 8.00% APL Distributable Cash Flow less Dependent on NGL Pricing Financial results for 3Q 2014 quarter stronger versus previous quarter DCF $3.60 $1.20 $1.03 DCF $2.88 $1.00 $0.80 $0.60 DCF $2.64 $0.87 $0.80 DCF $2.44 DCF $2.80 DCF $3.12 DCF $2.68 $0.90 $0.84 $0.84 $1.07 $0.92 DCF $2.60 $0.98 $3.20 $0.98 DCF $2.60 Partnership putting further protection on hedge book into 2015-2017 $3.00 $2.80 $2.60 $2.40 $2.20 $2.00 $0.40 $1.80 $1.60 $0.20 $1.40 $1.20 $0.00 Producer activity traditionally picks up in 2Q & 3Q outside of winter months $3.60 $3.40 DCF $3.12 $0.99 DCF $3.00 $3.80 $1.00 1Q 2012 2Q 2012 3Q 2012 4Q 2012 1Q 2013 2Q 2013 3Q 2013 4Q 2013 1Q 2014 2Q 2014 3Q 2014 Weighted Average NGL price/ per gallon (left axis) Run-rate DCF per unit (right axis) Note: Run-rate DCF is measured as current quarter distributable cash flow per unit multiplied by four; Based on average current units outstanding at time of quarter 21 Run-rate Distributable Cash Flow Per Unit DCF increase off of same pricing environment as previous quarter indicate volumes move cash flow more than price as hedge protection is robust in next 12 months+ $1.40 Weighted Avg. NGL price ($/gal) Stronger Distributable Cash Flow less reliant on strong NGL pricing results from more stable cash flow contract mix Realized NGL price vs. Run-Rate Distributable Cash Flow/Unit Commodity Exposure Well Protected for Remaining 2014; Growing for 2015 Total Risk Management Margin Coverage(1) Executing on Risk Management Strategy, including targeting up to 80% of value protection for the next 12 months Products with higher contributions to margins (propane) or with closer correlations to WTI crude (natural gasoline & condensate) hedged at higher percentages than overall averages 70% Average for remaining 2014: 68% 71% 68% Average for 2015: 58% 61% 60% Percent Hedged (%) 68% margin coverage for remaining 2014, 58% for 2015, and 21% for 2016 80% 55% 50% 46% 40% 30% 20% 10% 0% 4Q 2014 Note: Hedges are at the corporate level and are not asset specific. (1) Based on gross margin and excludes ethane; Data as of 11/6/2014 1Q 2015 22 2Q 2015 3Q 2015 4Q 2015 Targa – Atlas Proposed Transaction 23 Targa + Atlas: Transaction Overview Targa Resources Partners LP (NYSE: NGLS; “TRP” )has executed a definitive agreement to acquire Atlas Pipeline Partners, L.P. (NYSE: APL) for $5.8 billion(1) 0.5846 NGLS common units plus a one-time cash payment of $1.26 for each APL LP unit (implied premium(1) of 15%) $1.8 billion of debt at September 30, 2014 Targa Resources Corp. (NYSE: TRGP; “TRC”) has executed a definitive agreement to acquire Atlas Energy, L.P. (NYSE: ATLS), after its spin-off of non APL-related assets, for $1.9 billion(1) Prior to TRGP’s acquisition, all assets held by ATLS not associated with APL will be spun out to existing ATLS unitholders 10.35 million TRGP shares issued to ATLS unitholders $610 million of cash to ATLS Each existing ATLS (after giving effect to ATLS’ spin out) unit will receive 0.1809 TRGP shares and $9.12 in cash Accretive to NGLS and TRGP cash flow per unit and share, respectively, immediately and over the longer-term, while providing APL and ATLS unitholders increased value now and into the future Post closing(2), NGLS plans to increase its quarterly distribution by $0.04 per LP unit ($0.16 per LP unit annualized rate) Post closing(2), TRGP plans to increase its quarterly dividend by $0.10 per share ($0.40 per share annualized rate) NGLS expects 11-13% distribution growth in 2015 compared to 7-9% in 2014 TRGP expects approximately 35% dividend growth(3) in 2015 compared to 25%+ in 2014 Transactions are cross-conditional and expected to close 1Q 2015, subject to shareholder and regulatory approvals HSR verbal notice of clearance received 11/4/2014 (1) Based on market data as of October 10, 2014, excluding transaction fees and expenses (2) Targa management intends to recommend this increase at the first regularly scheduled quarterly distribution declaration Board meeting after transaction closes (3) Assumes NGLS distribution growth of 11-13% 24 Targa + Atlas: Attractive Positions in Active Basins 25 Targa + Atlas: Strategic Highlights (1) Source: Oil & Gas Investor 26 (2) Based on market data as of October 10, 2014, less the value of 16.3 MM PF NGLS units owned by TRGP (3) Based on NGLS and APL guidance ranges (4) Based on estimated compliance ratio Appendix 27 Reconciliation to Non-GAAP Measures Reconciliation to Non-GAAP Measures 30-Sep-14 Three Months Ended 30-Jun-14 31-Mar-14 31-Dec-13 LTM 30-Sep-14 Reconciliation of net income (loss) to other non-GAAP measures: Net income (loss) Depreciation and amortization Interest expense Income tax benefit EBITDA Income attributable to non-controlling interests Depreciation, amortization and interest of non-controlling interests Adjust for cash flow from equity investment Adjust for gain on sale of assets Goodwill impairment loss Non-cash (gain) loss on derivatives Other expenses Premium expense for purchased derivatives Unrecognized economic inpact of acquistions Other non-cash losses Adjusted EBITDA Interest expense Amortization of deferred financing costs Premium expense for purchased derivatives Preferred Unit cash dividend obligation Maintenance capital expenditures Distributable Cash Flow $ 49,374 50,173 22,553 (623) $ 121,477 (4,029) (1,018) 5,775 636 (26,684) (1) 1,311 9,122 $ 106,589 (22,553) 1,772 (1,311) (2,609) (7,277) $ 74,611 $ 60,501 49,220 23,059 (498) $ 132,282 (3,965) (906) 6,075 (48,465) (252) (20) 892 7,246 $ 92,887 (23,059) 1,874 (892) (2,609) (5,405) $ 62,796 $ (48,672) 40,696 24,023 (1,406) $ 14,641 (2,282) 110 6,422 43,866 15,374 420 5,239 (145) 3,006 $ 86,651 (24,023) 1,846 (5,239) (7,493) $ 51,742 $ 68,252 189,328 93,298 (2,925) $ 347,953 (12,738) (2,520) 22,150 (47,829) 43,866 (12,726) 436 10,065 (145) 28,419 $ 376,931 (93,298) 7,348 (10,065) (5,624) (25,308) $ 249,984 Weighted Average Units Outstanding Weighted Average Annualized DCF per Unit $ Note: Figures in thousands of dollars ($ 000) except per unit data 82,892 3.60 28 $ 80,979 3.10 $ 7,049 49,239 23,663 (398) $ 79,553 (2,462) (706) 3,878 (1,164) 37 2,623 9,045 $ 90,804 (23,663) 1,856 (2,623) (406) (5,133) $ 60,835 $ 80,595 3.02 $ 79,859 2.59 $ 81,084 3.08 Hedging Program Update Rolling 36-Month Strategy Using Product Specific Options / Swaps SWAP CONTRACTS SWAP CONTRACTS NATURAL GAS LIQUIDS HEDGES Months 1-12: 80% Maximum margin exposure hedged Months 13-24: 50% Maximum margin exposure hedged Months 25-36: 25% Maximum margin exposure hedged Provides Balance Between Efficiency and Flexibility Production Period 4Q14 4Q14 4Q14 4Q14 1Q15 1Q15 2Q15 2Q15 3Q15 3Q15 4Q15 4Q15 1Q16 2Q16 3Q16 4Q16 1Q17 2Q17 3Q17 4Q17 - Protects downside and offers efficient upside opportunity - Option and swap-based approach - Keep swaps short in tenure; keep puts long in CONDENSATE HEDGES tenure Production Period - Hedge NGLs, Condensate, and Natural Gas Product Ethane Propane Butanes Natural Gasoline Condensate Natural Gas Instrument ________ Ethane Option / Swaps Propane Options / Swaps Butanes Options / Swaps Direct Options / Swaps Crude Options / Swaps Natural Gas Basis Swaps / Direct Swaps / Options 4Q14 1Q15 2Q15 3Q15 4Q15 1Q16 2Q16 Purchased /Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Sold Commodity Propane Iso Butane Normal Butane Natural Gasoline Propane Natural Gasoline Propane Natural Gasoline Propane Natural Gasoline Propane Natural Gasoline Propane Propane Propane Propane Propane Propane Propane Propane Gallons 12,852,000 1,260,000 1,260,000 3,906,000 13,734,000 4,662,000 15,624,000 4,914,000 13,860,000 3,780,000 13,608,000 1,260,000 9,450,000 7,560,000 8,820,000 8,820,000 2,520,000 2,520,000 2,520,000 2,520,000 Purchased /Sold Commodity Barrels Sold Sold Sold Sold Sold Sold Sold Crude Oil Crude Oil Crude Oil Crude Oil Crude Oil Crude Oil Crude Oil 69,000 75,000 75,000 45,000 15,000 15,000 15,000 NATURAL GAS HEDGES Purchased /Sold Avg. Fixed Price Production Period 1.00 4Q14 Sold 1.26 1Q15 Sold 1.53 2Q15 Sold 1.98 3Q15 Sold 0.99 4Q15 Sold 1.97 1Q16 Sold 0.99 2Q16 Sold 2.02 3Q16 Sold 1.05 4Q16 Sold 2.00 1Q17 Sold 1.03 2Q17 Sold 2.00 1.03 1.03 1.03 OPTION CONTRACTS 1.03 NGL OPTIONS Purchased/Sold 1.04 Production Period 1.04 4Q14 Purchased 1.04 4Q14 Sold 1.04 1Q15 Purchased 1Q15 Sold 3Q15 Purchased Avg. Fixed Price 91.71 CRUDE OPTIONS 92.11 Production Period 90.45 4Q14 88.58 1Q15 85.13 2Q15 90.00 3Q15 90.00 4Q15 Purchased/Sold Purchased Purchased Purchased Purchased Purchased Commodity MMBTUs Avg. Fixed Price Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas Natural Gas 5,350,000 7,765,000 6,115,000 6,565,000 6,265,000 4,800,000 2,700,000 2,250,000 2,850,000 2,400,000 600,000 4.15 4.31 4.12 4.11 4.16 4.24 4.13 4.17 4.16 4.32 3.98 Type Commodity Put Call Put Call Put Propane Propane Propane Propane Propane Put Put Put Put Put Commodity Crude Oil Crude Oil Crude Oil Crude Oil Crude Oil Type Volumes(2) Avg. Strike Price 2,520,000 1,260,000 1,890,000 1,260,000 1,260,000 Barrels Avg. Strike Price 117,000 91.5692 45,000 91.3333 75,000 89.4900 75,000 88.5900 75,000 88.1500 Note: Risk management positions as of 11/6/2014 29 0.9644 1.3400 0.9792 1.2750 0.8825 Atlas Organizational Structure 100% Public 100% Atlas Pipeline Partners GP, LLC 2.0% GP & 100% IDRs Atlas Resource Partners GP, LLC 5.8% LP ** (1) 5.8MM units 28% LP 24.7MM units 94.2% LP ** 93.6MM units (1) Public 2.0% GP & 100% IDRs 72% LP 64.4MM units Includes direct ownership of units as well as units owned through Atlas Pipeline Partners GP, LLC ** Percentage based on 13.4mm common units from the future conversion of the class D convertible preferred issuance on an “immediately converted basis”. Ignores the right to receive common units that may accumulate upon issuance of PIK distributions to the holders of the APL’s Class D units Note: Structure as of 3Q 2014 30