The Robert B. Balter Company is a full-service geotechnical and QA consulting firm providing geotechnical engineering, quality assurance/quality control (QA/QC), Special Inspections, acceptance testing, civil and materials inspection, materials laboratory testing, and subsurface exploration services to both public and private sector clients.

Through two generations of service, The Robert B. Balter Company has developed a solid reputation as one of the most experienced geotechnical engineering firms in the Mid-Atlantic region. Over the past half-century, Balter has provided our expertise for the design and construction of more than 17,500 projects throughout the United States and Internationally.

We are dedicated to our client's individual needs, and offer a nucleus of talented individuals with an unwavering commitment to ensure the success of each project.

To complement our professional services, we offer in-house comprehensive materials laboratory testing, QA and Acceptance Testing, Special Inspections, Third Party Inspections, and  construction inspection,  and surface and subsurface explorations, with accreditations including:

  • AASHTO R-18 Standard Recommended Practice for Establishing and Implementing a Quality System for Construction Materials Testing Laboratories
  • ASTM E329 Testing and Inspection of Construction Materials
  • ASTM C1077 Concrete and Concrete Aggregates 
  • ASTM D3666 Roads and Paving Materials 
  • ASTM D3740 Soil and Rock in Design and Construction
  • ASTM C1093 Unit Masonry
  • ER 1110-1-261 US Army Corps of Engineers validations (military facilities)
  • Construction Quality Management for Contractors (certified) for USACE & NAVFAC for Inspection and Testing of Military Facilities

Our personnel hold professional engineering and geology licenses, and advanced certifications including NICET, ERLPM, ACI, AHERA, MARTCP and other nationally recognized agencies.

In addition, through prime contracts, The Robert B. Balter Company has coordinated and managed surveying, civil and structural engineering, specialty consultants, and program management for projects of significant magnitude.


Unparalleled Special Inspections and Materials Laboratory Testing Credentials

The Robert B. Balter Company is among very few private sector firms nationwide to have achieved seven (7) Agency, 92 ASTM and AASHTO, and 53 USACE laboratory accreditations for earthwork, building and roadway materials.  Our laboratories include fully automated equipment that is otherwise available chiefly in research or government institutions. Committed to remain on the cutting edge of our industry standards, we are active participants as well as technical representatives and voting members of ASTM and NICET national committees: 

Balter recently expanded our materials laboratory capabilities by adding more sophisticated equipment in response to a growing demand for our accredited materials testing services.

Project News...

The Robert B. Balter Company is currently providing construction inspection and materials testing to the Transient Wounded Warrior Lodge and Parking Structure, National Naval Medical Center in Bethesda, MD.    This project includes both the Transient Wounded Warrior Lodge, a 135,416 SF multi-story building, and the Parking Garage, a 161,016 SF 5-level structure with space for 470 vehicles. This is a LEED Gold Design/Build project.

Balter is providing Special Inspections and Materials/Inspection Engineering for DC Water's Enhanced Nitrogen Removal Facility . This $166 million project represents that latest technology and includes seawalls, tunnels, tie-backs, jet grouting, soil nailing, and extensive excavation, shallow and foundations, geo-synthetics, and superstructures.

Balter is the Geotechnical Engineer of Record and the Special Inspections firm for Silver Spring Library in Montgomery County, MD.  This facility is located above the DC Metro, and offers unique design and construction challenges.

Balter recently completed QA/QC for MWAA's Runway 1-19 and T/W Rehabilitation at DCA. Balter provided P-401 inspections associated with BWI's Runway 10-28 RSA Pavement Rehabilitation.

Balter is providing the materials laboratory testing for both Red Line and Purple Line MTA Subway System design contracts.

Balter is providing geotechnical engineering for the Terminal A Improvements at DCA.  

Balter is the Geotechnical Engineer of Record for the $500 million US Army Research Institute of Chemical Defense (MRICD) at Aberdeen Proving Ground.   


(Pictured) MWAA Airport Improvement Program/ QA/QC,  Special Inspections and Consulting Services for Ronald Reagan Washington National (DCA) and Washington Dulles International (IAD) Airports      

Balter is currently particpating on a wide array of exceptional projects for Federal, State, Municipal, Agency, and Privately-funded clients.