Welcome

We are a highly respected and dedicated team who have been delivering superior quality and reliable services to our clients since 1992. With the knowledge and experience of our highly trained staff and our substantial resources invested in the northeast, we are capable of outperforming any competitor in our industry. It is our commitment and knowledge as a local contractor in Connecticut and New York, and our personal attention to detail that sets us apart. We work hard to keep our clients happy with our services with the belief they will be clients for years to come. Many of our clients have been with us since our inception, a statistic we are very proud of!

Our Core Capabilities

Our structural steel department is comprised of both level I and II certified UT, AWS certified, CWI and ICC certified inspectors. Our field capabilities include: • Plumbness • Metal Deck • Bolting...
Our ACI/ICC certified concrete inspectors are cross-trained for both plant and field inspections. Some of their placement duties include unit weights, air content, slump/flow, temperature monitoring...
Our ICC certified masonry inspectors are experienced and well-trained in structural load bearing masonry construction consisting of CMU, brick, or glass block construction. Grouting inspection of...
Our ICC certified inspectors are experienced with both Intumescent and spray-applied firestopping materials. Our pre-installation surface inspections necessary for both a quality finished project...
Field: All of our asphalt inspectors have been trained and certified to perform field density testing by the nuclear method using Troxler surface moisture-density gauges. Troxler gauges provide the...
For your project’s Special Inspection requirements, STL will review your drawings, specifications, Statement of Special Inspection (SSI) if available, or develop one for you in order to custom-design...
Our full service, ACI/ICC certified field inspectors are capable of both steel and epoxy coated rebar, for compliance with your project’s structural and shop drawings. STL is also capable of locating...
All of our soils inspectors have been trained and certified to perform field density testing by the nuclear method using Troxler surface moisture-density gauges. Troxler density gauges provide the...

STL in Action

Special Testing Laboratories Inc. provided testing for the school in Norwalk, CT. The new structure includes a pile supported concrete arch substructure with a precast girder and cast in place deck superstructure.

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Our Facilities

Our facility is equipped with state-of-the-art certified equipment for conducting soils, concrete, masonry and fire proofing laboratory tests and analyses. The equipment and staff are audited on a bi-annual basis for the various test methods required by today’s construction industry and State of Connecticut building codes through our accreditation by the National Voluntary Laboratory Accreditation Program (NVLAP).

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