Top Interior search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing contractors
In the 12 months ending Oct 5, 2026, the Department of the Interior obligated $7.2M in net prime contract dollars under NAICS 334511, up 50.2% from $4.8M in the preceding 12 months. 39 prime contractors received positive obligations, and 10 of them accounted for 80% of that spend.
Prime contracts funded by the Department of the Interior. Latest 12 months: Oct 6, 2025 to Oct 5, 2026. Source: USAspending.gov.
Obligations by fiscal year
Net prime contract obligations by federal fiscal year (October to September).
Top Interior contractors for NAICS 334511
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 | Advanced Telemetry Systems Inc | $1.5M | $197K | 20.1% | ▲ 6 |
| 2 | Innovasea Systems, Inc. | $822K | $294K | 11.2% | ▲ 2 |
| 3 | Norbit US Ltd | $707K | $13K | 9.6% | ▲ 30 |
| 4 | Biomark LLC | $668K | $181K | 9.1% | ▲ 5 |
| 5 | Duncan-Parnell Inc | $528K | $178K | 7.2% | ▲ 5 |
| 6 | Frontier Precision, Inc | $522K | $168K | 7.1% | ▲ 5 |
| 7 | Northwest Marine Technology, Inc. | $501K | $674K | 6.8% | ▼ 5 |
| 8 | Innovasea Marine Systems Canada Inc | $430K | $204K | 5.9% | ▼ 2 |
| 9 | Interocean Systems, LLC | $167K | $0 | 2.3% | New |
| 10 | Teledyne Flir Commercial Systems Inc. | $143K | $0 | 2.0% | New |
| 11 | Smiths Detection Inc. | $130K | $126K | 1.8% | ▲ 3 |
| 12 | RDO Equipment Co | $125K | $0 | 1.7% | New |
| 13 | Biosonics, Inc | $102K | $0 | 1.4% | New |
| 14 | Adam N EVE Safety LLC | $100K | $0 | 1.4% | New |
| 15 | Grava Hydrographic Solutions LLC | $84K | $0 | 1.1% | New |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Advanced Telemetry Systems Inc$197K → $1.5M (+$1.3M) · now #1
- Norbit US Ltd$13K → $707K (+$694K) · now #3
- Innovasea Systems, Inc.$294K → $822K (+$529K) · now #2
Largest declines
- West Fork Environmental, Inc.$756K → $22K (−$734K) · now #32
- Bighorn Ridgerunners, LLC$431K → $0 (−$431K) · no latest-period obligations
- Voda IQ, LLC$227K → −$82K (−$308K) · no latest-period obligations
New to this market
14 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Interocean Systems, LLC | Aug 17, 2026 | $167K |
| RDO Equipment Co | Feb 2, 2026 | $125K |
| Adam N EVE Safety LLC | Sep 14, 2026 | $100K |
| Grava Hydrographic Solutions LLC | Jul 9, 2026 | $84K |
| GFS Supply & Services Company, Inc. | Jan 23, 2026 | $77K |
| Arhab LLC | Feb 25, 2026 | $53K |
| Marsh & Associates LLC | Mar 3, 2026 | $44K |
| Kmel Corp | Jan 5, 2026 | $37K |
Where the money comes from
Funding sub-agencies within the Department of the Interior, 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 |
|---|---|---|---|
| U.S. Geological Survey | $3.5M | $2.4M | Up $1.1M (46.3%) |
| Bureau of Reclamation | $2.2M | $519K | Up $1.7M (332.1%) |
| National Park Service | $661K | $463K | Up $198K (42.7%) |
| U.S. Fish and Wildlife Service | $607K | $547K | Up $61K (11.1%) |
| Bureau of Indian Affairs and Bureau of Indian Education | $156K | $573K | Down $417K (72.8%) |
| Bureau of Land Management | $49K | $308K | Down $260K (84.2%) |
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 |
|---|---|---|---|
| 140R2026P0059 | Advanced Telemetry Systems Inc EO 14398 - THIS CONTRACT IS FOR THE PURCHASE OF ACOUSTIC TELEMETRY TRANSMITTERS AND RECEIVERS. | $1.1M | Apr 15, 2027 |
Common questions
Who are the top Interior contractors for NAICS 334511?
In the latest 12 months, Advanced Telemetry Systems Inc ($1.5M), Innovasea Systems, Inc. ($822K), Norbit US Ltd ($707K) received the most Interior obligations for search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
How concentrated is this market?
The eight largest primes held 77.1% of positive obligations, and Advanced Telemetry Systems Inc alone held 20.1%. 14 contractors won their first obligations in this market during the latest 12 months.
Are any large Interior NAICS 334511 contracts ending soon?
1 of the largest awards in this market reach their current end date in the next 18 months. The first is 140R2026P0059 (Advanced Telemetry Systems Inc, $1.1M obligated), ending Apr 15, 2027. An end date is a research lead, not a confirmed recompete: options and extensions often move it.
Related markets
NAICS 334511 across all agencies
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$52.2MCommerce · NAICS 334511
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$21.0MFigures 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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