Ost Inc

Ost Inc is a small business in Mclean, VA registered on SAM.gov to bid on federal contracts. It has won about $122.8 million in federal prime contracts since fiscal year 2024, according to USAspending.gov.

UEI: FPLRRX1M2YS5
CAGE code: 1NCB1
SAM.gov registration: Active

Open contracts in NAICS 541330 Is this your business? Get matched free

Registration details

Legal business name	Ost Inc
Unique Entity ID (UEI)	FPLRRX1M2YS5
CAGE code	1NCB1
Location	Mclean, VA
SAM.gov registration	Active through Jul 23, 2027
Business started	1999
Primary NAICS code	541330: Engineering Services
Website	www.ostglobal.com

Federal contract history

Fiscal year	Prime contract obligations
FY2023	$74.6 million
FY2024	$69 million
FY2025	$52.5 million
FY2026	$20.5 million

Its biggest federal customers over the last four fiscal years: Department of the Army ($165.4 million), Federal Emergency Management Agency ($51.7 million) and Missile Defense Agency ($500).

Recent contract awards

Awarded	Agency	What it's for	Amount
Jan 30, 2026	Department of the Army	Systems engineering and technical assistance bridge	$19.2 million
Dec 4, 2025	Missile Defense Agency	Scalable homeland innovative enterprise layered defense (shield) initial order.	$500
Sep 30, 2025	Federal Emergency Management Agency	Staff will coordinate with the write your own insurance companies and the nfip direct…	$12.6 million
Feb 14, 2025	Department of the Army	Task order for project manager synthetic environment (pm se)	$8 million
Feb 12, 2025	Department of the Army	Seta ii new task order for project lead enterprise transformation and integration	$766,992
Feb 7, 2025	Department of the Army	Task order for systems engineering and technical assistance (seta) support to project…	$17.6 million

Figures are prime contract obligations reported to USAspending.gov. Work done as a subcontractor isn't included.

NAICS codes Ost Inc is small under

On its SAM.gov registration, Ost Inc meets the SBA size standard for these industries, so it can bid on small business set-asides that use them.

333517 Machine Tool Manufacturing
334118 Computer Terminal and Other Computer Peripheral Equipment Manufacturing
334290 Other Communications Equipment Manufacturing
541715 Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)

Open contracts in Ost Inc's NAICS codes

342 open federal opportunities on SAM.gov use a NAICS code Ost Inc is small under. These are due soonest.

Synthetic Training Environment (STE) Virtual Software (VSW)
Dept of Defense · Dept of the Army · Orlando, FL
✦ The Army (ACC-APG Orlando, for the Simulation program office) is asking industry for solutions to the Synthetic Training Environment Virtual Software, a soldier training…
Engineering, architecture & research
Due in 3 daysOct 13, 2026
Technical Services
Dept of Defense · Dept of the Army · Orlando, FL
Engineering, architecture & research
Due in 3 daysOct 13, 2026
Restorative and health-Enhancing Sleep Time (REST)
Department of Health and Human Services · National Institutes of Health
✦ ARPA-H, a federal health research agency, is seeking proposals for its REST program on objective, home-based, closed-loop sleep technologies that detect sleep patterns and…
Engineering, architecture & research
Due in 3 daysOct 13, 2026
2025 Army Geospatial Center (AGC) Broad Agency Announcement (BAA)
Dept of Defense · Dept of the Army · Alexandria, VA
✦ The Army Geospatial Center (part of the Army Corps of Engineers, Alexandria, VA) is running an open Broad Agency Announcement that invites research ideas on many geospatial…
Engineering, architecture & research
Due in 3 daysOct 13, 2026
CONVERTER,SIGNAL DA, IN REPAIR/MODIFICATION OF
Dept of Defense · Dept of the Navy
✦ NAVSUP Weapon Systems Support (Navy) wants quotes to repair a SIGNAL DATA CONVERTER, with work to be done at the repair source named in the notice (Honeywell International, Fort…
Electrical & electronic components
Due in 3 daysOct 13, 2026

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Similar small businesses

Other small businesses with the same primary NAICS code (541330) that have won federal contracts, starting with Virginia:

Mayvin, Inc., Alexandria, VA
Strategic Alliance Solutions LLC, Fairfax, VA
STS International, Incorporated, Arlington, VA
Network Designs, Inc., MC Lean, VA
KMS Solutions, LLC, Alexandria, VA
The Mchenry Management Group, LLC, Chesapeake, VA

Frequently asked questions

What is Ost Inc's CAGE code?

Ost Inc's CAGE code is 1NCB1. The Defense Logistics Agency assigns CAGE codes when a business registers on SAM.gov.

What is Ost Inc's UEI?

Ost Inc's Unique Entity ID (UEI) is FPLRRX1M2YS5. SAM.gov assigns the UEI, and it identifies the business across the federal government.

Is Ost Inc's SAM.gov registration active?

Yes, as of the latest SAM.gov public data, Ost Inc's registration is active through jul 23, 2027. Registrations are renewed every year.

Is Ost Inc a small business?

Ost Inc is registered on SAM.gov as small under 4 NAICS codes. Size is set per NAICS code, so a business can be small for some contracts and not others.

Keep going

Registration details come from SAM.gov's public entity extract and contract figures from USAspending.gov. Contact names and street addresses are left out. To change these details, update the registration on SAM.gov. To ask us to remove this page, email hello@fedready.us.