- Andrews Air Force Base, Maryland
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Baker Heights Baptist Church, West Virginia
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Berkeley County PSWD, West Virginia
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BMK Architects PC, Frederick, Maryland
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Chicago Design Network, Illinois
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City of Aberdeen, Maryland
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City of Brunswick, Maryland
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City of Charles Town, West Virginia
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City of Frederick, Maryland
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City of Laurel, Maryland
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City of Martinsburg, West Virginia
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City of Winchester, Virginia
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County of Clarke, Virginia
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Clarke County Sanitary Authority, Virginia
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Cochran, Stephenson, & Donkervoet, Maryland
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County of Loudoun, Virginia
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D. I. P.-Cetrom Consulting Engineers, Maryland
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Davis Carter Scott, Ltd., Virginia
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Directed Technologies Drilling, Inc., Pennsylvania
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Eddy & Eckhardt Architects, Virginia
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Envision Design, Washington, DC
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Fort Meade, Maryland
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Fort Myer, Arlington, Virginia
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Fort Detrick, Maryland
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Frederick Community College, Maryland
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General Motors Corporation, Virginia
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GLM Engineering, Maryland
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Grove & Dall'Olio, West Virginia
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Harpers Ferry-Bolivar PSD, West Virginia
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Holbert Apple Associates, Maryland
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Howard County, Maryland
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Internal Revenue Services, Maryland
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Johnson Bernat & Associates, Maryland
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Mid-Atlantic Utilities, Inc, Pennsylvania
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Montgomery County Public Schools, Maryland
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Montgomery County Government, Maryland
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New Hope Foundation, West Virginia
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Proffitt & Associates, Maryland
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Salvation Army, Hedgesville, West Virginia
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Shenandoah County, Virginia
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Smith Group, Maryland
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Stafford County, Virginia
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Town of Berryville, Virginia
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Town of Boyce, Virginia
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Town of Bolivar, West Virginia
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Town of Clear Spring, Maryland
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Town of Garrett Park, Maryland
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Town of Herndon, Virginia
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Town of Leesburg, Virginia
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Town of Kensington, Maryland
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Town of Middletown, Maryland
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Town of New Windsor, Maryland
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Town of Poolesville, Maryland
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Town of Purcellville, Virginia
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Town of Ranson, West Virginia
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Town of Shepherdstown, West Virginia
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Town of Wardensville, West Virginia
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Veolia Water North America - Operating Services, Indianapolis, Indiana
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Veolia Water North America - Operating Services, Houston, Texas
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Washington Suburban Sanitary Commission, Maryland
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Wayside LLC, West Virginia
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WC & AN Miller Development Company, Washington, DC