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Accredited Laboratories and Audited Inspection Agencies

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Please note: An audited inspection agency has not been accredited by WACEL. These agencies either do not provide laboratory testing services or have a laboratory that has been accredited by an agency recognized by WACEL as equivalent of the WACEL Accreditation Program.

WACEL Accredited Laboratories and Audited Inspection Agencies as of Sunday, April 14, 2024

Laboratory Location Expiration Accreditation Type
BEL Engineering Temple Hills, MD 08/07/2024 Field Inspection Audit Only (E329)
Clendenin Consulting Leesburg, VA 01/26/2026 Field Inspection Audit Only (E329)
DMY Engineering Consultants Chantilly, VA 11/23/2024 Soils (D3740), Concrete (C1077), Field Inspection (E329)
ECS Mid-Atlantic, LLC Chantilly, VA 01/18/2025 Field Inspection (E329), Concrete (C1077), Soils (D3740), Masonry (C1093)
ECS Mid-Atlantic, LLC Frederick, MD 02/07/2026 Soils (D3740), Concrete (C1077), Field Inspection (E329)
ECS Mid-Atlantic, LLC Hanover, MD 01/30/2026 Soils (D3740), Concrete (C1077), Field Inspection (E329)
EM Tech Manassas, VA 08/01/2026 Soils (D3740), Concrete (C1077), Field Inspection (E329)
EnCon Consulting Services, Inc. Chantilly, VA 07/11/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Froehling & Robertson, Inc. Columbia, MD 10/07/2024 Inspection Only (E329), Soils (D3740), Concrete (C1077), Field Inspection (E329)
Froehling & Robertson, Inc. Dulles/Sterling, VA 02/05/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Froehling & Robertson, Inc. Fredericksburg, VA 08/14/2026 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Geo-Technology Associates Laurel, MD 07/23/2024 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Geo-Technology Associates Sterling , VA 01/23/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Geo-Technology Associates Frederick, MD 08/14/2026 Concrete (C1077), Field Inspection (E329)
Geotechnical Solutions, Inc. Chantilly, VA 12/20/2024 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Global Geotechnical Consultants Woodbridge, VA 06/19/2026 Concrete (C1077), Field Inspection (E329), Soils (D3740)
Hillis-Carnes Capitol Services Washington, DC 08/29/2026 Field Inspection (E329), Concrete (C1077)
Hillis-Carnes Engineering Chantilly, VA 02/21/2027 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Kim Engineering Beltsville, MD 07/17/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
MTI Engineering and Testing, Inc. Vienna, VA 07/25/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Meyer Consulting Engineers Rockville, MD 09/06/2026 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Pons & Associates, LLC Herndon, VA 12/17/2026 Field Inspection Audit Only (E329)
Professional Service Industries Fairfax, VA 04/17/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Smislova, Kehnemui & Associates Potomac, MD 10/23/2026 Concrete (C1077), Field Inspection (E329)
Specialized Engineering Frederick, MD 01/24/2027 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Specialized Engineering Hanover, MD 01/24/2027 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Stevenson Consulting, Inc. Chantilly, VA 04/07/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Terracon Consultants Ashburn, VA 03/02/2026 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Terracon Consultants Woodbridge, VA 01/11/2027 Field Inspection (E329), Soils (D3740), Concrete (C1077)
The Robert B. Balter Company Owings Mills, MD 08/17/2024 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Triad Engineering, Inc. Winchester, VA 06/12/2026 Soils (D3740), Concrete (C1077), Field Inspection (E329)
Universal Engineering Sciences Chantilly, VA 12/04/2025 Soils (D3740), Concrete (C1077), Field Inspection (E329)
WDP & Associates Consulting Engineers, Inc. Manassas, VA 11/22/2024 Soils (D3740), Concrete (C1077), Field Inspection (E329)