Top DoD laminated plastics plate, sheet (except packaging), and shape manufacturing contractors
In the 12 months ending Oct 5, 2026, the Department of Defense obligated $19.5M in net prime contract dollars under NAICS 326130, down 48.1% from $37.7M in the preceding 12 months. 33 prime contractors received positive obligations, and 2 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Defense. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
DoD publishes contract data to USAspending with a 90-day delay, so the most recent months understate DoD activity.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top DoD contractors for NAICS 326130
Ranked by positive obligations in the latest 12 months. Share is of all positive obligations in this market.
| # | Contractor | Latest 12 mo | Prior 12 mo | Share | Rank change |
|---|---|---|---|---|---|
| 1 | Seemann Composites, LLC | $9.1M | $27.0M | 46.4% | — |
| 2 | Compotech Inc | $7.8M | $8.9M | 39.7% | — |
| 3 | Atlantic Diving Supply, Inc. | $2.3M | $0 | 11.6% | New |
| 4 | VSS Logistics LLC | $77K | $0 | 0.4% | New |
| 5 | S I T Corporation | $75K | $36K | 0.4% | ▲ 4 |
| 6 | FBC Enterprises LLC | $45K | $0 | 0.2% | New |
| 7 | MO Enterprises | $34K | $0 | 0.2% | New |
| 8 | T. R. Machine, Inc. | $34K | $0 | 0.2% | New |
| 9 | ID Securityonline.com LLC | $30K | $0 | 0.1% | New |
| 10 | Janels Industries Inc | $27K | $0 | 0.1% | New |
| 11 | Corgistics, Inc. | $19K | $21K | 0.1% | ▲ 2 |
| 12 | Bright Horizon Metals, Inc. | $18K | $0 | 0.1% | New |
| 13 | Laird Plastics Inc | $12K | $194K | 0.1% | ▼ 9 |
| 14 | Star Cases LLC | $12K | $17K | 0.1% | ▲ 1 |
| 15 | Chesapeake Bay Rubber & Gasket Co Inc | $10K | $0 | 0.1% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Atlantic Diving Supply, Inc.$0 → $2.3M (+$2.3M) · now #3
- VSS Logistics LLC$0 → $77K (+$77K) · now #4
- FBC Enterprises LLC$0 → $45K (+$45K) · now #6
Largest declines
- Seemann Composites, LLC$27.0M → $9.1M (−$17.9M) · now #1
- Compotech Inc$8.9M → $7.8M (−$1.2M) · now #2
- Subsalve USA LLC$927K → $0 (−$927K) · no latest-period obligations
New to this market
13 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Atlantic Diving Supply, Inc. | Mar 3, 2026 | $2.3M |
| FBC Enterprises LLC | May 27, 2026 | $45K |
| MO Enterprises | Feb 5, 2026 | $34K |
| T. R. Machine, Inc. | Dec 15, 2025 | $34K |
| ID Securityonline.com LLC | Jun 30, 2026 | $30K |
| Janels Industries Inc | Jul 6, 2026 | $27K |
| Bright Horizon Metals, Inc. | Nov 12, 2025 | $18K |
| Chesapeake Bay Rubber & Gasket Co Inc | Mar 11, 2026 | $10K |
Where the money comes from
Funding sub-agencies within the Department of Defense, latest 12 months. The funding organization can differ from the office that runs the requirement.
| Funding sub-agency | Latest 12 mo | Prior 12 mo | Change |
|---|---|---|---|
| Department of the Navy | $11.5M | $28.1M | Down $16.6M (59.1%) |
| Department of the Army | $7.8M | $8.9M | Down $1.1M (12.7%) |
| Defense Logistics Agency | $252K | $604K | Down $352K (58.2%) |
Potential recompetes
Large awards in this market whose current period of performance ends in the next 18 months. Treat these as research leads: options, extensions, and follow-on vehicles often change the timing.
| Award | Incumbent | Obligated | Current end |
|---|---|---|---|
| N6133126F0091 | Atlantic Diving Supply, Inc. PERSONAL PROTECTIVE EQUIPMENT: MARITIME BUOYANT PLATES (MBP) | $1.7M | Nov 30, 2026 |
| W911QY24F0049 | Compotech Inc PRODUCTION UNITS (ESPS VARIANT) | $9.6M | Sep 30, 2027 |
| W911QY26FA144 | Compotech Inc EXPEDITIONARY SHELTER PROTECTION SYSTEM | $7.8M | Sep 30, 2027 |
Common questions
Who are the top DoD contractors for NAICS 326130?
In the latest 12 months, Seemann Composites, LLC ($9.1M), Compotech Inc ($7.8M), Atlantic Diving Supply, Inc. ($2.3M) received the most DoD obligations for laminated plastics plate, sheet (except packaging), and shape manufacturing.
How concentrated is this market?
The eight largest primes held 99.1% of positive obligations, and Seemann Composites, LLC alone held 46.4%. 13 contractors won their first obligations in this market during the latest 12 months.
Are any large DoD NAICS 326130 contracts ending soon?
3 of the largest awards in this market reach their current end date in the next 18 months. The first is N6133126F0091 (Atlantic Diving Supply, Inc., $1.7M obligated), ending Nov 30, 2026. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
Figures are net obligations on prime contracts (award types A–D) from USAspending.gov, grouped by funding agency and the NAICS code on each award. Net obligations include deobligations and corrections, so they can differ from positive-obligation totals. See methodology.
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