Ost Inc
Mclean, VA · UEI FPLRRX1M2YS5 · NAICS 541350
Ost Inc is a federal contractor based in Mclean, VA operating in professional, scientific, and technical services (NAICS 541350). Ost Inc has received $989.03 million in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 107 contracts totaling $358.97 million for this firm. Ost Inc's largest customer is Department Of Defense, accounting for $441.90 million of awarded work.
Top contracts
| PIID | Agency | Latest action | Obligated |
|---|---|---|---|
| HUDDU208200409DCDEN01981 | Department Of Housing And Urban Development | September 29, 2004 | $1000.0K |
| DTFAWA03D03035CALL0004 | Department Of Transportation | April 4, 2007 | $999.8K |
| EDOIG11P0129 | Department Of Education | July 26, 2017 | $966.1K |
| TIRNO11D000280003 | Department Of The Treasury | April 8, 2025 | $9.63M |
| 1001 | Department Of Defense | August 26, 2019 | $9.59M |
| 2032H518F00147 | Department Of The Treasury | September 9, 2022 | $9.43M |
| W900KK20F3021 | Department Of Defense | January 4, 2024 | $940.8K |
| HSHQDC11J00413 | Department Of Homeland Security | July 1, 2015 | $937.7K |
| DTMC7506P00041 | Department Of Transportation | September 27, 2006 | $8.9K |
| DOC001 | Department Of Commerce | September 26, 2019 | $885.6K |
Top customers
| Agency | Obligated | Contracts |
|---|---|---|
| Department Of Defense | $441.90M | 111 |
| Department Of Homeland Security | $294.89M | 19 |
| Department Of Transportation | $159.25M | 44 |
| Department Of Housing And Urban Development | $36.40M | 21 |
| Department Of The Treasury | $27.33M | 10 |
| General Services Administration | $16.22M | 10 |
| Department Of Veterans Affairs | $5.28M | 2 |
| Department Of Education | $5.15M | 8 |
NAICS portfolio
| NAICS | Description | Obligated |
|---|---|---|
| 541330 | Engineering Services | $425.57M |
| 524292 | Pharmacy Benefit Management And Other Third Party Administration Of Insurance And Pension Funds | $162.69M |
| 541712 | Research And Development In The Physical, Engineering, And Life Sciences (Except Biotechnology) | $121.79M |
| 541511 | Custom Computer Programming Services | $101.77M |
| 541990 | All Other Professional, Scientific, And Technical Services | $86.14M |
| 541519 | Other Computer Related Services | $64.64M |
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Frequently asked questions
How much has Ost Inc received in federal contracts?
Ost Inc has received $989.03 million in lifetime federal awards (per USAspending.gov). BesaGov currently tracks 107 contracts totaling $358.97 million for this firm. Their largest customer is Department Of Defense, representing $441.90 million of awarded work.
What does Ost Inc do?
Ost Inc is a federal contractor based in Mclean, VA, registered under NAICS 541350 (professional, scientific, and technical services).