OST INC

DBA: OPTIMAL SOLUTIONS AND TECHNOLO

MCLEAN, VIRGINIA 221027858

8(a)Minority OwnedLarge Business
$213.67M
Total Contract Value
414 awards
First Award
Apr 7, 2022
Last Award
Nov 26, 2025
Business Size
other than small
CAGE Code
1NCB1

Top Industries (NAICS)

NAICS CodeObligationsAwards
541330$154.35M270
541990$54.87M18
541350$3K5
541715$04
332993$03
541519$-0.025
541712$-60,168.573
541512$-101,384.544
541511$-321,127.2317
524292$-3,910,506.522

Contract Awards

50 awards found

70FA6025F00000032
Department of Homeland Security
$6.13M
Sep 30, 2025

STAFF WILL COORDINATE WITH THE WRITE YOUR OWN INSURANCE COMPANIES AND THE NFIP DIRECT CONTRACTOR AS THEY WORK TOGETHER TO PROVIDE THE INFORMATION REQUIRED BY THE NFIP. THE CONTRACTOR WILL ALSO ENGAGE IN SUPPORT ACTIVITIES THAT INCLUDE TRACKING, COLL

NAICS: 541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICESFY2025
W900KK25FA002
Department of Defense
$25K
Sep 5, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II, TASK ORDER PROJECT LEAD INTERNATIONAL PROGRAM OFFICE.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA017
Department of Defense
$204K
Sep 2, 2025

SETA II NEW TASK ORDER FOR PROJECT LEAD ENTERPRISE TRANSFORMATION AND INTEGRATION

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA013
Department of Defense
$-187,838.72
Aug 25, 2025

TASK ORDER FOR SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORT TO PROJECT MANAGER TRAINING DEVICES. (PM TRADE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA014
Department of Defense
$40K
Aug 19, 2025

TASK ORDER PROJECT LEAD TADSS SUPPORT OPERATIONS

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA009
Department of Defense
$260K
Aug 19, 2025

SETA II NEW TASK ORDER FOR FLIGHT SCHOOL TSS SUPPORT

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523618F3120
Department of Defense
$-29,000
Aug 4, 2025

PMW240 MANPOWER AND PERSONNEL SYSTEM

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA002
Department of Defense
$168K
Jul 31, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II, TASK ORDER PROJECT LEAD INTERNATIONAL PROGRAM OFFICE.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA017
Department of Defense
$109K
Jul 25, 2025

SETA II NEW TASK ORDER FOR PROJECT LEAD ENTERPRISE TRANSFORMATION AND INTEGRATION

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA015
Department of Defense
$15K
Jul 21, 2025

TASK ORDER FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT (PM SE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA009
Department of Defense
$52K
Jul 10, 2025

SETA II NEW TASK ORDER FOR FLIGHT SCHOOL TSS SUPPORT

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK23F6032
Department of Defense
$-24,479.84
Jul 8, 2025

TASK ORDER MODIFICATION TO DEOBLIGATE UNUSED LABOR AND TRAVEL FUNDING AND CONVERT COST CLINS TO FFP

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523618F3120
Department of Defense
$1.37M
Jul 7, 2025

PMW240 MANPOWER AND PERSONNEL SYSTEM

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA009
Department of Defense
$52K
Jun 27, 2025

SETA II NEW TASK ORDER FOR FLIGHT SCHOOL TSS SUPPORT

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA014
Department of Defense
$189K
Jun 26, 2025

TASK ORDER PROJECT LEAD TADSS SUPPORT OPERATIONS

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA013
Department of Defense
$5.05M
Jun 25, 2025

TASK ORDER FOR SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORT TO PROJECT MANAGER TRAINING DEVICES. (PM TRADE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA015
Department of Defense
$100K
Jun 17, 2025

TASK ORDER FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT (PM SE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK19F2042
Department of Defense
$-193.75
Jun 10, 2025

THE PURPOSE OF THIS MODIFICATION IS TO REDUCE VALUE AND FUNDING BASED ON UNUSED TRAVEL.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA014
Department of Defense
$105K
Jun 9, 2025

TASK ORDER PROJECT LEAD TADSS SUPPORT OPERATIONS

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA009
Department of Defense
$52K
Jun 5, 2025

SETA II NEW TASK ORDER FOR FLIGHT SCHOOL TSS SUPPORT

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK20F3011
Department of Defense
$-236,175.17
Jun 5, 2025

TASK ORDER MODIFICATION TO REDUCE VALUE AND DE-OBLIGATE USED LABOR AND TRAVEL FUNDING.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA008
Department of Defense
$134K
Jun 5, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II (SETA II). NEW TASK ORDER FOR PROJECT MANAGER FOR CYBER, TEST, AND TRAINING (PM CT2).

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK24F7052
Department of Defense
$-22,972.79
May 29, 2025

SETA TASK ORDER FOR PROJECT MANAGER FOR CYBER, TEST, AND TRAINING.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA004
Department of Defense
$-136,759.04
May 15, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II. NEW TASK ORDER FOR PROGRAM EXECUTIVE OFFICE (PEO) FOR SIMULATION, TRAINING, AND INSTRUMENTATION (STRI) HEADQUARTERS AND ARMY CONTRACTING COMMAND ORLANDO STAFF SUPPORT AND ADMINISTRATIVE SUPPORT.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA014
Department of Defense
$36K
May 14, 2025

TASK ORDER PROJECT LEAD TADSS SUPPORT OPERATIONS

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA015
Department of Defense
$1.08M
May 8, 2025

TASK ORDER FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT (PM SE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA009
Department of Defense
$52K
May 7, 2025

SETA II NEW TASK ORDER FOR FLIGHT SCHOOL TSS SUPPORT

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK24F7012
Department of Defense
$-1,734.54
May 5, 2025

PERFORMANCE WORK STATEMENT (PWS) FORSYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORTTOPROJECT LEAD TADSS SUPPORT OPERATIONS (PL TSO)FLIGHT SCHOOL TRAINING SUPPORT SERVICES PROGRAM OFFICER (FSTSS PO)DATED: 14 NOVEMBER 2023

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA002
Department of Defense
$12K
May 5, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II, TASK ORDER PROJECT LEAD INTERNATIONAL PROGRAM OFFICE.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA013
Department of Defense
$774K
Apr 23, 2025

TASK ORDER FOR SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORT TO PROJECT MANAGER TRAINING DEVICES. (PM TRADE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
47QRCA25DU657
General Services Administration
$3K
Apr 15, 2025

ONE ACQUISITION SOLUTION FOR INTEGRATED SERVICES PLUS (OASIS+) UNRESTRICTED MULTIPLE AGENCY CONTRACT (MAC)

NAICS: 541350 - BUILDING INSPECTION SERVICESFY2025
N6523618F3120
Department of Defense
$-1,595,710.97
Apr 2, 2025

PMW240 MANPOWER AND PERSONNEL SYSTEM

NAICS: 541330 - ENGINEERING SERVICESFY2025
HSFEHQ08C0130
Department of Homeland Security
$-2,215,534.19
Apr 1, 2025

THE PURPOSE OF THIS MODIFICATION IS TO DE-OBLIGATE EXCESS FUNDS.

NAICS: 524292 - PHARMACY BENEFIT MANAGEMENT AND OTHER THIRD PARTY ADMINISTRATION OF INSURANCE AND PENSION FUNDSFY2025
W900KK25FA015
Department of Defense
$470K
Mar 12, 2025

TASK ORDER FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT (PM SE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA013
Department of Defense
$655K
Mar 12, 2025

TASK ORDER FOR SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORT TO PROJECT MANAGER TRAINING DEVICES. (PM TRADE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA002
Department of Defense
$273K
Mar 11, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II, TASK ORDER PROJECT LEAD INTERNATIONAL PROGRAM OFFICE.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA002
Department of Defense
$55K
Feb 27, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II, TASK ORDER PROJECT LEAD INTERNATIONAL PROGRAM OFFICE.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK20F3051
Department of Defense
$-2,280.37
Feb 27, 2025

THIS MODIFICATION REDUCES VALUE AND FUNDING BASED ON UNUSED TRAVEL. CONTRACT LINE ITEM HAS BEEN DECREASED BY $2,280.37 TO $0.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK20F3051
Department of Defense
$-79,852.82
Feb 24, 2025

SYSTEM ENGINEERING TECHNICAL ASSISTANCE II, PROJECT MANAGER CYBER, TEST AND TRAINING. DE-OBLIGATION OF EXCESS FUNDS AND VALUE REDUCTION BASED ON UNUSED LABOR AND TRAVEL.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA008
Department of Defense
$15K
Feb 20, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II (SETA II). NEW TASK ORDER FOR PROJECT MANAGER FOR CYBER, TEST, AND TRAINING (PM CT2).

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA015
Department of Defense
$6.33M
Feb 14, 2025

TASK ORDER FOR PROJECT MANAGER SYNTHETIC ENVIRONMENT (PM SE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
HSFE7015C0060
Department of Homeland Security
$-1,694,972.33
Feb 12, 2025

FINAL DE-OBLIGATION AND CLOSEOUT.

NAICS: 524292 - PHARMACY BENEFIT MANAGEMENT AND OTHER THIRD PARTY ADMINISTRATION OF INSURANCE AND PENSION FUNDSFY2025
W900KK25FA017
Department of Defense
$454K
Feb 12, 2025

SETA II NEW TASK ORDER FOR PROJECT LEAD ENTERPRISE TRANSFORMATION AND INTEGRATION

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA013
Department of Defense
$11.14M
Feb 7, 2025

TASK ORDER FOR SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE (SETA) SUPPORT TO PROJECT MANAGER TRAINING DEVICES. (PM TRADE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA014
Department of Defense
$6.48M
Feb 6, 2025

TASK ORDER PROJECT LEAD TADSS SUPPORT OPERATIONS

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK24F7042
Department of Defense
$3K
Feb 6, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II, INTERNATIONAL PROGRAM OFFICE. THIS MODIFICATION OBLIGATES CONTRACT LINE ITEM NUMBER 0002 VIA ESTABLISHED SUBLINE ITEM NUMBER 0002-02 TO CORRECT THE LINE OF ACCOUNTING.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA008
Department of Defense
$5.42M
Feb 6, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II (SETA II). NEW TASK ORDER FOR PROJECT MANAGER FOR CYBER, TEST, AND TRAINING (PM CT2).

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA007
Department of Defense
$3.06M
Feb 6, 2025

SYSTEMS ENGINEERING AND TECHNICAL ASSISTANCE II (SETA II) NEW TASK ORDER FOR PROJECT MANAGER CYBER, TEST AND TRAINING (PM CT2) THREAT SYSTEMS MANAGEMENT OFFICE (TSMO).

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK24F7011
Department of Defense
$-380,599
Jan 24, 2025

MODIFICATION TO SYSTEM ENGINEER TECHNICAL ASSISTANCE TASK ORDER TO DEOB EXCESS LABOR AND ADD TRAVEL FUNDING.

NAICS: 541330 - ENGINEERING SERVICESFY2025
W900KK25FA009
Department of Defense
$156K
Jan 23, 2025

SETA II NEW TASK ORDER FOR FLIGHT SCHOOL TSS SUPPORT

NAICS: 541330 - ENGINEERING SERVICESFY2025

Business Details

UEI
FPLRRX1M2YS5
CAGE Code
1NCB1
Address
2010 CORPORATE RDG STE 1000
MCLEAN, VA 221027858
Congressional District
VA-11

Parent Company

OST INC

Data Source

This profile is based on federal contract award data from USAspending.gov.

View on USAspending.gov