Verified Nov 2026
Other
·
Somerville, New Jersey
·
Since 1990
Specified Technologies Inc. (STI Firestop) develops, manufactures, and distributes firestopping products and systems. The company is headquartered in Somerville, New Jersey, was founded in 1990, and is estimated to have 200 to 500 employees with revenue in the $100 million to $250 million range. It is privately held and serves the construction, building safety, automotive, electric vehicle, medical, and industrial equipment sectors. Its product line includes intumescent sealants, elastomeric sprays, firestop caulks, and collars, and in July 2026 it introduced the EZ Path ULTRA fire-rated pathway for high-density cable applications.
Specified Technologies Inc. (STI Firestop) at a glance
Revenue
$100-250M
Est. band
Employees
200-500
Founded
1990
Headquarters
Somerville, New Jersey
Certifications
ISO 9001
Industries
Automotive
Electric Vehicles
Construction
Medical
Industrial Equipment
STABILITY SIGNALS
Established & active
36 years in operation (founded 1990).
Holds ISO 9001 certification(s) per public sources.
Overview
Specified Technologies Inc. (STI Firestop) develops, manufactures, and distributes firestopping products and systems. The company is headquartered in Somerville, New Jersey, was founded in 1990, and is estimated to have 200 to 500 employees with revenue in the $100 million to $250 million range. It is privately held and serves the construction, building safety, automotive, electric vehicle, medical, and industrial equipment sectors. Its product line includes intumescent sealants, elastomeric sprays, firestop caulks, and collars, and in July 2026 it introduced the EZ Path ULTRA fire-rated pathway for high-density cable applications.
At a glance
Attribute | Detail |
|---|---|
Founded | 1990 |
Headquarters | Somerville, New Jersey |
Employees | 200-500 |
Revenue | $100-250M (estimated) |
Certifications | ISO 9001 |
What Specified Technologies Inc. (STI Firestop) makes
The company holds ISO 9001 certification and offers UL Classified firestop systems, along with products such as SpecSeal EXC firestop collars for large-diameter pipes, introduced in March 2026.
Products and capabilities described on the company's own site include Assembly, Seal, Composite, Gasket, Lighting, Interior (source: stifirestop.com).
Certifications
Specified Technologies Inc. (STI Firestop) is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 9001 — stifirestop.com
Latest developments
2026-07-08 — STI Launches EZ Path® ULTRA Fire-Rated Pathway for Demanding High-Density Cable Applications (stifirestop.com)
2026-03-02 — STI Debuts SpecSeal EXC Firestop Collars for Large‑Diameter Pipes (stifirestop.com)
2026-02-26 — STI Unveils Enhanced Smoke ‘N’ Sound Acoustical Spray (stifirestop.com)
2026-01-30 — Specified Technologies, Inc. Expands SpecSeal® Quick Clip™ Bracketing System to Support Up to 6 Inches of Insulation and Advanced Curtain Wall Designs (stifirestop.com)
2025-11-19 — STI Unveils EZ Path® Series 84+: The Industry's Largest-Capacity Fire-Rated Cable Pathway (prnewswire.com)
Company details
STI is a privately held firm with no public ticker, and no specific customers are named in the available record. Specified Technologies Inc. (STI Firestop) was founded in 1990, has an estimated 200-500 employees, and is headquartered in Somerville, New Jersey. On the LightSource stability read it is rated "Established & active": 36 years in operation (founded 1990). Holds ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Specified Technologies Inc. (STI Firestop) do?
Specified Technologies Inc. (STI Firestop) develops, manufactures, and distributes firestopping products and systems. The company is headquartered in Somerville, New Jersey, was founded in 1990, and is estimated to have 200 to 500 employees with revenue in the $100 million to $250 million range. It is privately held and serves the construction, building safety, automotive, electric vehicle, medical, and industrial equipment sectors. Its product line includes intumescent sealants, elastomeric sprays, firestop caulks, and collars, and in July 2026 it introduced the EZ Path ULTRA fire-rated pathway for high-density cable applications.
Where is Specified Technologies Inc. (STI Firestop) headquartered?
Specified Technologies Inc. (STI Firestop) is headquartered in Somerville, New Jersey (210 Evans Way, Somerville, New Jersey, 08876).
When was Specified Technologies Inc. (STI Firestop) founded?
Specified Technologies Inc. (STI Firestop) was founded in 1990.
How big is Specified Technologies Inc. (STI Firestop)?
Specified Technologies Inc. (STI Firestop) has an estimated 200-500 employees, with revenue in the $100-250M range (estimated).
What certifications does Specified Technologies Inc. (STI Firestop) hold?
Specified Technologies Inc. (STI Firestop) lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
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