Federal contractor · HAUPPAUGE, NY

G. S. E. DYNAMICS, INC.

G. S. E. DYNAMICS, INC. received $15.2M in federal contract obligations in FY2026, on 342 awards (−64% vs FY2025). Since FY2017: $232.1M. Its largest customer was Defense Logistics Agency ($14.7M).

Obligations · FY2026
$15.2M
New awards
342
Sole-source
0.0%
Single offer
48%
UEI
Z86FMF9P1KD6
Small businessWoman-owned
Open in the contracts explorerRelationship graph

Spending by fiscal year

Obligations per federal fiscal year (October–September).

  1. 26.1MFY2017
  2. 24.3MFY2018
  3. 22.4MFY2019
  4. 10.7MFY2020
  5. 19.9MFY2021
  6. 25.1MFY2022
  7. 22.2MFY2023
  8. 24MFY2024
  9. 42.2MFY2025
  10. 15.2MFY2026

Top buying agencies

Obligations in FY2026.

  1. Defense Logistics Agency$14.7M97%
    329 awards
  2. Department of the Navy$528.5K3.5%
    12 awards
  3. Department of the Army$00.0%
    1 awards

What was bought · Where the work was performed

Obligations in FY2026.

What was bought

  1. Weapons, aircraft, ships & vehicles$14.4M94%
  2. Other equipment & supplies$530.5K3.5%
  3. Equipment maintenance$349K2.3%

Where the work was performed

  1. Suffolk County, NY$15.7M100%
  2. Nassau County, NY$5,2650.0%

Integrity signals

Shares of the year's obligations, next to the country's.

  • Low competition48%
    US 39% · $7.3M
  • Sole-source awards0.0%
    US 30% · $0
  • Single-offer competitions48%
    US 8.8% · $7.3M
  • Urgency justifications0.0%
    US 5.1% · $0

A signal is a reason to look closer, not evidence of wrongdoing: most sole-source awards are lawful and justified.

Largest awards

  1. 8511787171!SHELL,TAIL ASSEMBLY$6.3M
    Defense Logistics Agency· Suffolk County, NY· Weapons, aircraft, ships & vehicles· Dec 10, 2025 – Dec 10, 2025· SPE4A726C0036
  2. ELEVATING MECHANISM NSN# 1015-01-392-6553. PART # 12937513 QUANTITY 138 EA BASE AND 138 EA OPTION AWARDED.$5.9M
    Defense Logistics Agency· Suffolk County, NY· Weapons, aircraft, ships & vehicles· Jun 15, 2018 – Nov 13, 2025· SPRDL118C0298
  3. 8511413978!FITTING,STRUCTURAL$4.7M
    Defense Logistics Agency· Suffolk County, NY· Weapons, aircraft, ships & vehicles· Jun 2, 2025 – Jan 27, 2026· SPE4AX25F4789
  4. 8511646357!BELL CRANK$3.2M
    Defense Logistics Agency· Suffolk County, NY· Weapons, aircraft, ships & vehicles· Sep 16, 2025 – Dec 18, 2025· SPE4A725F9445
  5. 8510939469!TORQUE TUBE ASSEMBL$3.1M
    Defense Logistics Agency· Suffolk County, NY· Weapons, aircraft, ships & vehicles· Oct 4, 2024 – Feb 10, 2026· SPE4A725F0093
  6. 8507802832!ACCUMULATOR,HYDRAUL$2.8M
    Defense Logistics Agency· Suffolk County, NY· Other equipment & supplies· Nov 19, 2020 – May 14, 2026· SPE7L321C0002
  7. 8511470936!FITTING,STRUCTURAL$2.5M
    Defense Logistics Agency· Suffolk County, NY· Weapons, aircraft, ships & vehicles· Jun 27, 2025 – Jan 27, 2026· SPE4AX25F5710
  8. 8511099031!FITTING,STRUCTURAL$2.5M
    Defense Logistics Agency· Suffolk County, NY· Weapons, aircraft, ships & vehicles· Jan 13, 2025 – Nov 14, 2025· SPE4AX25F1846

Subawards

Matched by Unique Entity ID: the first-tier subawards this organization reported as a prime recipient, and those primes reported paying it.

As a prime: who it pays · FY2026

No subawards reported as a prime in FY2026.

As a sub-recipient: who pays it · FY2026

  • Sub-contracts: $3.1M (8 subawards)

4 primes

  1. BOEING COMPANY, THE$2.9M93%
    SAINT LOUIS, MO · 1 subaward
  2. NORTHROP GRUMMAN SYSTEMS CORPORATION$95.2K3.1%
    MELBOURNE, FL · 5 subawards
  3. SEACORP, LLC$67.1K2.2%
    MIDDLETOWN, RI · 1 subaward
  4. NORTHROP GRUMMAN SYSTEMS CORPORATION$42K1.3%
    CLEARFIELD, UT · 1 subaward

By fiscal year

  • FY2021: $0 paid out · $718.9K received
  • FY2022: $0 paid out · $2M received
  • FY2023: $0 paid out · $1.6M received
  • FY2024: $0 paid out · $2.6M received
  • FY2025: $0 paid out · $7M received
  • FY2026: $0 paid out · $3.1M received

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 3, 2026, loaded Oct 3, 2026 · Subawards loaded from FY2021.

Teaming partners

Companies this company reported paying, primes that reported paying it, from FFATA subaward reports.

Companies it pays

No subawards reported to other companies.

Primes that pay it

5 companies · $17M reported

  1. THE BOEING COMPANY$11M
    SAINT LOUIS, MO · 9 subawards · Aerospace product and parts manufacturing
  2. NORTHROP GRUMMAN SYSTEMS CORPORATION$3.5M
    MELBOURNE, FL · 11 subawards · Aerospace product and parts manufacturing
  3. ELECTRIC BOAT CORPORATION$2.3M
    GROTON, CT · 9 subawards · Ship and boat building

Showing the top 3 of each list. Open the profile for potential partners and the full lists.

Primes report first-tier subawards of $30,000 or more themselves, and many go unreported (GAO-24-106214). Reporting moved from FSRS to SAM.gov in March 2025 and fewer sub-contracts have been reported since. Amounts are what primes reported; they are never added to prime award totals.

Source: Subawards (first-tier sub-contracts and sub-grants reported under FFATA) (U.S. Department of the Treasury, USAspending.gov (reports filed in SAM.gov, formerly FSRS)), data current to Oct 3, 2026, loaded Oct 3, 2026 · Subawards loaded from 2021.

Competitors

Companies that win from the same buyers in the same markets: obligations by agency and industry compared over the last three fiscal years.

Compared on 22 markets (agency × industry), FY2024–FY2026.

  1. KIT PACK, LLC$75.3M−51% in FY2026
    LAS CRUCES, NM · 88% of this company's obligations are in markets they both serveDefense Logistics Agency · Aerospace product and parts manufacturingDefense Logistics Agency · Other fabricated metal product manufacturing
  2. A. J. ASSOCIATES MANUFACTURING & ENGINEERING CO. INC.$86.6M−53% in FY2026
    CLEARWATER, FL · 90% of this company's obligations are in markets they both serveDefense Logistics Agency · Aerospace product and parts manufacturingDefense Logistics Agency · Other fabricated metal product manufacturingDefense Logistics Agency · Engine, turbine, and power transmission equipment manufacturing
  3. DERCO AEROSPACE, INC.$75M+32% in FY2026
    MILWAUKEE, WI · 83% of this company's obligations are in markets they both serveDefense Logistics Agency · Aerospace product and parts manufacturingDefense Logistics Agency · Engine, turbine, and power transmission equipment manufacturingDefense Logistics Agency · Other fabricated metal product manufacturing

Showing the top 3 of 25 competitors. Open the profile for the full list.

Who sells to the same buyers in the same markets, not who wins against whom on a given contract. Prime contract obligations by the agency and NAICS code of each award; subawards are never added. A company is a family of legal entities, joined by parent UEI or, in part, by an AI reading of names.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 6, 2026, loaded Oct 6, 2026 · FY2024–FY2026.

Source: Federal contract transactions (Federal Procurement Data System) (U.S. Department of the Treasury, USAspending.gov), data current to Oct 6, 2026, loaded Oct 6, 2026.