PROFESSIONAL LAND
SURVEYORS, P.S.C.
Our equipment includes:
Three Total Stations
Two Automatic
Levels
One Theodolite
2 GPS Receivers "Global
Positioning System“
2 - 4 x 4 vehicles
Over 30 years of
combined experience
on a large variety of
Land Surveying
works. Including
boundary survey,
segregation,
topography, leveling,
geodetic observations,
GPS, cave survey,
hydrographic survey,
and others. We have
conducted many
multidisciplinary
studies that involved
the application of
techniques from
different branches of
the Land Surveying
and Engineering
technologies.
Tel.:(787)261-9314
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Corporate Profile
Over 30 Years of Combined Personnel Experience.
Professional Land Surveyors, P.S.C. (PLS,P.S.C.) was established in 2001 and
registered in the Puerto Rico Department of State as a professional services
corporation with registry number 1,695-CP. PLS, P.S.C. provides surveying and
engineering services to the construction, civil, government, commercial, and industrial
sectors. It is owned and managed by one Director and has a total of 3 full time and 5
part time employees in Levittown, Puerto Rico
PLS, P.S.C. carries the following insurances:
•Commercial General Liability Coverage, Universal Insurance Company
•Workman Compensation, Corporacion del Fondo del Seguro del Estado, PR
Our main service is the typical Land Surveying type of work, but we are working to
expand our scope to provide other type of measurement and monitoring services.
These will include remote sensing, geophysical explorations, Industrial equipment and
facilities 3D survey. Our philosophy is to always produce high quality work and satisfy
our clients.
During his short period as a company, PLS, P.S.C. have provided services throughout
Puerto Rico. In the last two years we have completed about 30 projects that range
from simple Location Plans to Establishment of Horizontal Controls using GPS.
PLS, P.S.C. Participates in the Following National Surveyors Networks:
•Block & Clark Corporation, Akron, Ohio
•ASC National, Waltham, Massachusetts
Our clients include:
•U.S. Geological Survey, WRD, Guaynabo, PR
•Caribe Environmental Services, Caguas, PR
•Bock & Clark Corporation, Akron, Ohio, U.S.A.
•West Indian Products Corporation, San Juan, PR
•Baltazar, Martinez & Puig, Law Offices, Barceloneta, PR
•The Puerto Rico Conservation Trust, San Juan, Puerto Rico
•Tierra Linda, Inc, Hato Rey, PR
•Francisco Perez-Blair Consulting Engineers, Rio Pidras, PR
E-mail: vqa3@Ahora.net
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Professional Services
BOUNDARY
SURVEYS

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Survey Certificate
Segregation
Grouping
ALTA Survey
Reestablishment of Parcel
Boundaries
HORIZONTAL
CONTROLS



CONSTRUCTION
LAYOUT
TOPOGRAPHIC
SURVEY


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Land Surface
Topography
“As-Build” Studies
Water Lines or Utility
Studies
Bathymetric Study
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Building Layout
Road Layout
Utilities Layout
OTHER STUDIES
LEVELING

GPS "Global Positioning
System“
Triangulations
Photogrametric Controls
Establishment of Vertical
Controls
Short and Long Leveling
Circuits
Flood Mapping



Cave Survey
Hydrologic/Hydraulic
Studies Survey
Monumentation
Cell(787)597-0970
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Professional Staff
Vicente Quiñones Aponte, MSCE, P.S.
Ramon Carrasquillo
President/Principal Land Surveyor
Field & Office Supervisor/Technology Expert
EDUCATION:
1990-1991, Duke University, Durham, North Carolina,
MS, Environmental and Water Resources Engineering.
1984-1985, Polytechnic University, Hato Rey, P.R.
Major in Water Resources and Sanitary Engineering.
1975-1983, Polytechnic University, Hato Rey, P.R.
BS, Major in Land Surveying and Mapping.
Minors in Mathematics and Geology.
LANGUAGES:
Spanish and English (speak, read, and write).
PROFESSIONAL MEMBERSHIPS:
Former Member of:
American Congress on Surveying and Mapping
American Society of Photogrammetry
American Geophysical Union
Active Member of:
Colegio de Ingenieros y Agrimensores de Puerto Rico
Instituto de Agrimensores. PR
American Institute of Hydrology, MN, USA
PROFESSIONAL LICENSE/CERTIFICATE:
Professional Land Surveyor in Puerto Rico, Lic. 10126
Professional Hydrologist-Ground Water, AIH, Cert. No. 1580
EXPERIENCE:
Surveying Crew Member – CRUFONT CONSTRUCTION,
COMP.; Surveying Crew Member – JULIO PUJOLS &
ASSOCIATES; Surveyor & Hydrologic Technician – U.S.
GEOLOGICAL SURVEY, WRD, GUAYNABO;
Hydrologist/Project Chief – U.S. GEOLOGICAL SURVEY,
WRD, GUAYNABO, PR; Hydrologist/Project Manager – U.S.
GEOLOGICAL SURVEY, WRD, MIAMI, FL;
Hydrologist/Project Manager – CARIBE ENVIRONMENTAL
SERVICES; President/Principal Hydrologist – HYDROLOGIC
AND ENVIRONMENTAL CONSULTANTS, LEVITTOWN, PR.
AWARDS RECEIVED:
USGS Special Achievement Cash Award - 5/82.
USGS, 10 Year Length of Service 11/88
USGS, WRD Graduate School Scholarship 1990-91
USGS, Forty Hours Time Off Award 8/94
USGS, Performance Award 7/95
USGS Miami Office Author of the Year 1994 2/95
AWRA, Co-chairman of the 4rd International Symposium on
Tropical Hydrology, San Juan, Puerto Rico.
EDUCATION:
1963-1965, University of Puerto Rico, Mayaguez Campus
1965-1968, University of Puerto Rico, Rio Piedras Campus
1975-1978, Polytechnic University of P.R., Hato Rey, P.R.
Major in Land Surveying and Mapping (130 credits).
LANGUAGES:
Spanish and English (speak, read and write).
PROFESSIONAL MEMBERSHIPS:
Former Member of:
American Congress on Surveying and Mapping
American Society of Photogrammetry
American Geophysical Union
American Water Resources Association
Active Member of:
Sociedad Espeleológica de Puerto Rico, Former President and
Honor Member
Sociedad Espeleologica Unida del Sur (Honor Member)
Sociedad de Astronomia de PR
National Speleological Society
EXPERIENCE:
Surveying Crew Supervisor – DEPARTAMENTO DE
TRANSPORTACION Y OBRAS PUBLICAS Y AUTORIDAD DE
CARRETERAS DE P.R.; Surveying Crew Supervisor – REXACH
CONSTRUCTION; Field Surveyor – DEVELOPMENT
INTERNATIONAL; Field Surveyor & Project Engineer –
VENTO DEVELOPMENT CORP.; Junior Partner – FRED J.
FLETCHER CONSTRUCTION, CORP.; Field Supervisor &
Environmental Technician – DONALD P. WASHINTON &
ASSOCIATES; Junior Partner -- JULIO PUJOLS &
ASSOCIATES; President – RAC SERVICES; Surveyor &
Hydrologic Technician – U.S. GEOLOGICAL SURVEY, WRD,
GUAYNABO, PR.
FIELD SKILLS:
Well versed in all types of surveying instruments. Coordination
& planning of field activities. Field supervision. Sample projects
includes: Construction Layout, As-Build, Runoff and Sanitary
Pipe Lines, Topographic Survey, Boundary Land Survey, Earth
Movement Leveling, Horizontal controls by GPS, and others.
SPECIAL SKILLS:
Cave plans specialist, His cave plans have been used as base for
the tourist-commercial development of caves in the Rio Camuy
basin. For instances, the development of “Cueva Clara de
Empalme del Sistema de Cuevas del Río Camuy.” Due to his
experience, he has been selected to form part of several
scientific teams that include USGS research personnel and
scientists from Penn State University and other Universities. Mr.
Carrasquillo was instrumental in the documentation of caves in
Mona Island (west of Puerto Rico). He is an experienced
speleologist and has offered various trainings and workshops in
the area of cave cartography.
www.plspsc.8m.com
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Professional Staff
Luis Lopez Sierra, BS
Jose Juan Peña, AS
Surveyor’s Assistant/Field Crew Chief
EDUCATION:
1998-2001, Polytechnic University, Hato Rey, P.R.
BS, Land Surveying and Mapping.
LANGUAGES:
Spanish and English (read and write).
EXPERIENCE:
Surveyor’s Assistant --PROFESSIONAL LAND SURVEYORS,
P.S.C.
FIELD SKILLS:
Triangulation, Boundary Land Survey, Roads layouts
OFFICE SKILLS:
Surveying Calculations, Plans and Map Interpretation, AutoCAD
R-14, AutoCAD2000, TDS 48 GX surveying program, Microsoft
Office, Words, Corel Word Perfect, Excel, Power Point, Internet
Field Crew Chief /Draft Man
EDUCATION:
1997-Present, Caribbean University, Bayamon, P.R.
Major in Civil Engineering.
1997-2002, Caribbean University, Bayamon, P.R.
AS, Drafting and Engineering Technology.
LANGUAGES:
Spanish and English (read).
EXPERIENCE:
Instrument Man & Surveying Crew Chief – PROFESSIONAL
LAND SURVEYORS, P.S.C.
FIELD SKILLS:
As-Build,Topographic Survey, Boundary Land Survey, Leveling.
OFFICE SKILLS:
Surveying Calculations, Plans and Map Interpretation,AutoCAD
R-14, AutoCAD2000, TDS 48 GX surveying program, Microsoft
Office,Words, Corel Word Perfect,Excel, Power Point, Internet
Enid C. Diaz Medina, BS
Surveyor’s Assistant
Lowensky Villafana, AS
Field Crew Chief /Draft Man
EDUCATION:
1994-2001, Polytechnic University, Hato Rey, P.R.
BS, Land Surveying and Mapping.
LANGUAGES:
Spanish and English (read).
EXPERIENCE:
Surveyor’s Assistant --PROFESSIONAL LAND SURVEYORS,
P.S.C., Levittown, P.R.
FIELD SKILLS:
Triangulation, Boundary Land Survey
OFFICE SKILLS:
Topography Drawing, Surveying Calculations, Plans and Map
Interpretation, AutoCAD R-14, AutoCAD2000, COGO PC,
Microsoft Office, Words, Excel, Power Point, Internet
EDUCATION:
2000-Present, Caribbean University, Bayamon, P.R.
Major in Civil Engineering.
LANGUAGES:
Spanish and English (read).
EXPERIENCE:
Instrument Man & Surveying Crew Chief – PROFESSIONAL
LAND SURVEYORS, P.S.C.
FIELD SKILLS:
As-Build,Topographic Survey, Boundary Land Survey, Leveling.
OFFICE SKILLS:
Surveying Calculations, Plans and Map Interpretation,AutoCAD
R-14, AutoCAD2000, TDS 48 GX surveying program, Microsoft
Office,Words, Corel Word Perfect,Excel, Power Point, Internet
Urb. Levittown 3572
Paseo Conde, Toa Baja,
PR 00949
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