Top DOT search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing contractors
In the 12 months ending Oct 5, 2026, the Department of Transportation obligated $1.1B in net prime contract dollars under NAICS 334511, up 753.5% from $127.3M in the preceding 12 months. 43 prime contractors received positive obligations, and 2 of them accounted for 80% of that spend.
Prime contracts funded by the Department of Transportation. 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 DOT 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 | Raytheon Company | $525.4M | $54.0M | 48.4% | — |
| 2 | Indra Air Traffic, Inc. | $387.8M | $909K | 35.7% | ▲ 9 |
| 3 | Saab Inc | $124.2M | $16.6M | 11.4% | — |
| 4 | Frequentis USA, Inc | $9.6M | $0 | 0.9% | New |
| 5 | Leidos, Inc. | $7.6M | $16.6M | 0.7% | ▼ 3 |
| 6 | Surface Mount Depot Inc | $5.7M | $186K | 0.5% | ▲ 25 |
| 7 | PVP Advanced EO Systems, Inc. | $4.4M | $3.2M | 0.4% | ▼ 1 |
| 8 | DB Systems, Inc. | $4.4M | $9.8M | 0.4% | ▼ 3 |
| 9 | Baron Manufacturing Inc | $4.1M | $505K | 0.4% | ▲ 7 |
| 10 | Northrop Grumman Systems Corporation | $2.5M | $0 | 0.2% | New |
| 11 | Beel Technologies Inc | $1.6M | $1.1M | 0.1% | ▼ 1 |
| 12 | Everaxis AB | $1.1M | $2.3M | 0.1% | ▼ 4 |
| 13 | Government Marketing and Procurement, LLC | $901K | $10.8M | 0.1% | ▼ 9 |
| 14 | Teledyne Flir Defense, LLC | $852K | $78K | 0.1% | ▲ 29 |
| 15 | Sensor Systems, L.L.C. | $782K | $628K | 0.1% | — |
What changed in the last 12 months
Contractors with the largest change in reported obligations versus the preceding 12 months.
Largest gains
- Raytheon Company$54.0M → $525.4M (+$471.4M) · now #1
- Indra Air Traffic, Inc.$909K → $387.8M (+$386.9M) · now #2
- Saab Inc$16.6M → $124.2M (+$107.6M) · now #3
Largest declines
- Government Marketing and Procurement, LLC$10.8M → $901K (−$9.9M) · now #13
- Leidos, Inc.$16.6M → $7.6M (−$9.1M) · now #5
- DB Systems, Inc.$9.8M → $4.4M (−$5.4M) · now #8
New to this market
12 contractors received their first obligations in this market (since FY2022) during the latest 12 months. The largest:
| Contractor | First obligation | Latest 12 mo |
|---|---|---|
| Frequentis USA, Inc | May 22, 2026 | $9.6M |
| Arc Technology Solutions, LLC | Sep 2, 2026 | $572K |
| Secure Communication Systems, Inc. | Feb 2, 2026 | $264K |
| Viavi Solutionsllc | May 22, 2026 | $130K |
| Safran Defense & Space, Inc. | Sep 8, 2026 | $123K |
| g5 Infrared, LLC | Nov 13, 2025 | $91K |
| Thermo Scientific Portable Analytical Instruments Inc. | Sep 23, 2026 | $71K |
| Waygate Technologies USA LP | Nov 19, 2025 | $63K |
Where the money comes from
Funding sub-agencies within the Department of Transportation, 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 |
|---|---|---|---|
| Federal Aviation Administration | $1.1B | $126.4M | Up $959.7M (759.3%) |
| Federal Highway Administration | $330K | $512K | Down $182K (35.5%) |
| Saint Lawrence Seaway Development Corporation | $177K | $245K | Down $67K (27.5%) |
| Maritime Administration | $16K | $0 | New |
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 |
|---|---|---|---|
| DTFASA17C00649 | Raytheon Company IGF::CL,CT::IGF MODE 5 ATCBI-6M UPGRADE | $18.2M | Dec 31, 2026 |
| 6973GH24F01133 | Rockwell Collins, Inc. BCU 4000 PRODUCTION UNITS FOR THE 18 BEECHCRAFT AIRCRAFT | $5.0M | Mar 31, 2027 |
| 697DCK25C00218 | Raytheon Company THE PURPOSE OF THIS EFFORT IS FOR THE CONTRACTOR TO PROCURE, TEST, AND BUILD A REFRESH OF THE CARSR STALO CHASSIS MODULES. | $3.8M | Jun 11, 2027 |
| 6973GH26F00395 | Beel Technologies Inc PROCUREMENT OF DUAL CHANNEL SITE MONITORS VIA CONTRACT OPTION YEAR 1. | $1.6M | Jun 30, 2027 |
| 693KA826F00047 | DB Systems, Inc. THE PURPOSE OF DELIVERY ORDER NUMBER 4 IS TO PROCURE 900E TACTICAL AIR NAVIGATION (TACAN) ANTENNAS AND ASSOCIATED PARTS REQUIRED FOR TACAN INSTALLATIONS. | $1.8M | Jul 22, 2027 |
| 693KA823F00270 | Raytheon Company TASK ORDER 4 ENGINEERING SERVICES IN SUPPORT OF THE WIDE AREA AUGMENTATION SYSTEM (WAAS) DUAL FREQUENCY OPERATIONS (DFO) 2 [DFO-2]. | $2.5M | Sep 17, 2027 |
| 6973GH26F01449 | Northrop Grumman Systems Corporation BASE YEAR FUNDING FOR AC-26-04889 REPAIR CONTRACT. FOR SUPPORT OF ETVS/STVS IN ACCORDANCE WITH THE STATEMENT OF WORK. ENHANCED TERMINAL VOICE SWITCH / SMALL TOWER VOICE SWITCH… | $2.5M | Oct 7, 2027 |
| 693KA825F00262 | DB Systems, Inc. TASK ORDER 1 TO PROVIDE PROGRAM MANAGEMENT, SYSTEMS CONFIGURATION AND ENGINEERING AND LOGISTICS SUPPORT SERVICES TO FAA TACAN COTS IDIQ CONTRACT 693KA8-25-D-00001. | $1.9M | Dec 31, 2027 |
| 697DCK26C00038 | Raytheon Company ATCBI-6M5 SUSTAINMENT WITH CONDOR MK3 | $10.9M | Jan 6, 2028 |
| 697DCK26C00183 | Raytheon Company MODE 5 LINE REPLACEABLE UNIT (LRU) PURCHASE | $7.2M | Jan 7, 2028 |
Common questions
Who are the top DOT contractors for NAICS 334511?
In the latest 12 months, Raytheon Company ($525.4M), Indra Air Traffic, Inc. ($387.8M), Saab Inc ($124.2M) received the most DOT obligations for search, detection, navigation, guidance, aeronautical, and nautical system and instrument manufacturing.
How concentrated is this market?
The eight largest primes held 98.4% of positive obligations, and Raytheon Company alone held 48.4%. 12 contractors won their first obligations in this market during the latest 12 months.
Are any large DOT NAICS 334511 contracts ending soon?
10 of the largest awards in this market reach their current end date in the next 18 months. The first is DTFASA17C00649 (Raytheon Company, $18.2M obligated), ending Dec 31, 2026. 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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$11.8BDHS · NAICS 334511
$1.0BState Department · NAICS 334511
$52.2MCommerce · NAICS 334511
$49.8MVA · NAICS 334511
$26.4MDOJ · NAICS 334511
$22.7MNASA · NAICS 334511
$21.0MInterior · NAICS 334511
$7.2MFigures 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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