NEWS RELEASE July 10, 2006 MiTek Announces Three Strategic Acquisitions CHESTERFIELD, MO – MiTek, Inc., a Berkshire Hathaway Inc. company, today announced that over the past three months it has finalized three strategic acquisitions. Collectively, they are designed to broaden the company’s range of products and services while deepening its market presence in the building component manufacturing industry across North America, said Gene Toombs, MiTek’s Chairman and CEO. ROBBINS ENGINEERING MiTek Industries purchased Robbins Engineering, Inc., based in Tampa, FL, who offers a complete line of connector products, truss manufacturing and material handling equipment, truss design and plant management software, and also provides licensed professional engineering services. Under the agreement, Robbins will continue to operate as a separate company and will maintain its brand, software, engineering support services, and manufacturing facilities. JAGER BUILDING SYSTEMS MiTek Canada, Inc. acquired the connector plate division of Jager Building Systems, a Calgary, Canada-based manufacturer and distributor of connector plates and engineered wood products. The company will be called Jager Metal Products and will operate independently under the auspices of MiTek Canada. MORGAN SHEET METAL, INC. Hardy Frames, Inc., a wholly-owned MiTek subsidiary since 2001, acquired Morgan Sheet Metal, Inc. of Huntington Beach, California. Morgan had been the sole manufacturer of Hardy Frames’ products for the past seven years, including the Hardy Frame® Panel, Hardy Frame® Brace Frame, and their accessories. The Hardy Frame® panel is a pre-fabricated shear wall system used primarily in regions such as California, where seismic or high wind shear conditions present serious design challenges in residential and commercial construction. MiTek has operations on five continents, employing over 2000 associates, with over 350 in the St. Louis area. MiTek, Inc. (www.mii.com), a Berkshire Hathaway Inc. company based in Chesterfield, MO, is the world’s leading resource for the prefabricated building components industry. #####