Trex Enterprises Corporation
El Cajon, CA Doing business as Ophthonix
- UEI
- RN43FYPYNKP4
- CAGE
- 0ZKJ6
- Primary NAICS
- 541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- SAM.gov registration
- Active through
Company facts
- Self-certified in SAM.gov
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Other NAICS codes in SAM.gov
- Corporate family
-
-
- RFDAPK6UQEM3
- El Cajon, CA L55QFFGABBJ4
- P92MBLPNA9M3
-
- SAM.gov registration date
- Physical address
- 1300 N Johnson Ave #107, El Cajon, CA 92020, USA
- Website
- trexenterprises.com
- Founded
- 1978
- Employees
- 51-250
- Estimated annual revenue
- $10M-$50M
- Industry
-
- Industrials
- Capital Goods
- Aerospace & Defense
- SIC code
- 38 Instruments & Related Products
- Profiles
Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated .
Contract obligations by fiscal year
| Fiscal year | Obligated |
|---|---|
| FY2027 To date | $0 |
| FY2026 | $490,384 |
| FY2025 | $1,999,335 |
| FY2024 | $1,271,965 |
| FY2023 | $99,925 |
Top agencies by obligations
| Rank | Agency | Obligated, FY2026–FY2027 | Share |
|---|---|---|---|
| 1 | Department of the Navy | $490,384 |
Contract vehicles
Contract awards
Latest 5 listed here. See the rest on GovTribe.
Contract subawards
| Prime contractor | Prime award | Amount | Awarded |
|---|---|---|---|
| DRS Network & Imaging Systems LLC | W91CRB21F0367 | $30,000 | |
| DRS Network & Imaging Systems LLC | W91CRB21F0367 | $213,467 |
Similar vendors
About the company
Trex Enterprises Corporation, doing business as Ophthonix, is a small business manufacturer and research and development firm headquartered in El Cajon, California, and registered with the federal government since March 2002. The company specializes in advanced technology development and manufacturing across multiple high-tech domains, with a particular emphasis on defense and military innovation. Trex Enterprises has established itself as a consistent recipient of Small Business Innovation Research (SBIR) contracts across multiple Department of Defense agencies, demonstrating a robust capability to execute sophisticated federal research and development initiatives within the defense innovation ecosystem.
The company's federal contract portfolio reflects substantial technical expertise in celestial navigation systems, high-speed imaging technologies, wearable detection devices, personal display technologies, and advanced photonic systems. Recent prime contract awards include a $1.999 million Phase II SBIR contract from the U.S. Army (awarded September 2025, extending through September 2027) for Topic A254-038 with work performed in Manchester, New Hampshire; a $1.471 million Phase II SBIR contract from the Marine Corps (awarded July 2024) for the development of a celestial navigation system for long-range unmanned surface vehicles; and a $742,325 Phase II SBIR contract from the Air Force Research Laboratory (awarded April 2021) for personal display technology to eliminate visual eavesdropping. Additional prime awards include Phase I SBIR contracts from the Air Force Research Laboratory ($179,514.77 for a Rotor High Speed Imaging System), the U.S. Army Research, Development and Engineering Command ($167,183.84), and the Marine Corps ($239,702). The company has also received a Phase I SBIR contract from the Department of the Army Medical Command ($248,607) for development of a wearable radio frequency weapon exposure detector. All prime contracts maintain total small business set-aside designations, underscoring the company's small business status and reserved eligibility. Additionally, Trex Enterprises has served as a subcontractor to DRS Network & Imaging Systems LLC on multiple occasions since 2021, providing design support, component procurement, assembly work, and production support services, including parts selection and acquisition, board design releases, electrically functional unit delivery, and progress-based payments for various assemblies and systems.
SBA capabilities narrative
Trex is an employee owned small business with 30 years experience as a diversified high-tech company. Over 120 patents awarded in areas such as Adaptive and Electro-Optics, Communications, Radar Systems, Tracking Systems, Multi-spectral sensors, etc.
Quick answers
Is Trex Enterprises Corporation registered in SAM.gov?
Yes. Trex Enterprises Corporation's SAM.gov registration is active through August 28, 2027.
Which contract vehicles does Trex Enterprises Corporation hold?
Trex Enterprises Corporation holds a place on 1 federal contract vehicle: Seaport-NXG.
How much has Trex Enterprises Corporation received in federal contracts?
Federal contracts obligated $1,999,335 to Trex Enterprises Corporation in fiscal year 2025 and $3,861,609 in fiscal years 2023 through 2027.
What is Trex Enterprises Corporation's most recent federal award?
Trex Enterprises Corporation's most recent federal contract award is Topic #: A254-038, direct to phase II, trex enterprises corporation (W5170125CA298), from Department of the Army, on September 30, 2025.
On GovTribe
See Trex Enterprises Corporation's full federal record
- Federal contract awards
- IDV awards
- Contract vehicles
- Subcontracting relationships
- Funding analysis by agency, NAICS and set-aside
- Similar vendors