BesaGov

Top federal contractors in New Hampshire

607 SAM.gov-registered federal contractors based in New Hampshire. Ranked by lifetime federal award amount. Updated 2026-05-07.

Firms tracked
607
Top-50 lifetime $
$5.90B
Top NAICS
8

Top 50 federal contractors in New Hampshire

# Firm City NAICS Lifetime $ Contracts
1 NEW HAMPSHIRE DEPARTMENT OF HEALTH & HUMAN SERVICES CONCORD 923120 $2.45B 0
2 BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC. NASHUA 541330 $696.80M 0
3 SOUTHERN NEW HAMPSHIRE UNIVERSITY MANCHESTER 611310 $409.58M 0
4 SIG SAUER INC. NEWINGTON 332994 $343.50M 0
5 BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC HUDSON 336414 $325.17M 0
6 DEPARTMENT OF EDUCATION NEW HAMPSHIRE CONCORD 541720 $205.66M 0
7 TRUSTEES OF DARTMOUTH COLLEGE HANOVER 541715 $145.81M 0
8 ENVIRONMENTAL SERVICES, NEW HAMPSHIRE DEPARTMENT OF CONCORD 921190 $122.88M 0
9 RED RIVER TECHNOLOGY LLC CLAREMONT 334111 $110.53M 0
10 IRON MOUNTAIN INFORMATION MANAGEMENT LLC PORTSMOUTH 493110 $107.70M 0
11 UNIVERSITY SYSTEM OF NEW HAMPSHIRE DURHAM 813920 $82.32M 0
12 ENVISION TECHNOLOGY, LLC MANCHESTER 333310 $74.99M 0
13 LYME COMPUTER SYSTEMS, INC. LEBANON 541519 $69.23M 0
14 BAE SYSTEMS INFORMATION & ELECTRONIC SYSTEMS INTEGRATION INC MERRIMACK 541990 $65.33M 0
15 NEW HAMPSHIRE DEPARTMENT OF SAFETY CONCORD 922190 $43.93M 0
16 L3 TECHNOLOGIES, INC. LONDONDERRY 811210 $43.39M 0
17 INTERACTIVE PROCESS TECHNOLOGY, LLC SALEM 541611 $42.99M 0
18 EXPANSIA GROUP LLC NASHUA 541715 $40.70M 0
19 SEALITE USA, LLC TILTON 333924 $40.46M 0
20 IT FEDERAL SALES LLC WINDHAM 513210 $38.03M 0
21 HIGH LINER FOODS (USA), INCORPORATED PORTSMOUTH 311710 $34.45M 0
22 SOLID STATE SCIENTIFIC CORPORATION HOLLIS 518210 $30.23M 0
23 DARTMOUTH-HITCHCOCK CLINIC LEBANON 541715 $27.08M 0
24 FRONTGRADE TECHNOLOGIES INC. EXETER 334419 $24.00M 0
25 SKILLSOFT (US) LLC NASHUA — $22.47M 0
26 CONNECTED ALLIANCES LLC LACONIA 541715 $22.05M 0
27 AVON PROTECTION CERADYNE LLC SALEM 315990 $21.74M 0
28 MONUMENT CONSTRUCTION SERVICES, LLC HUDSON 236220 $18.00M 0
29 WILCOX INDUSTRIES CORP. NEWINGTON 541715 $17.61M 0
30 CLEAR ALIGN LLC NASHUA — $16.62M 0
31 PRENAX INC CONCORD 513120 $15.31M 0
32 CRITICAL COMMUNICATIONS, CONTROLS AND INSTRUMENTS, LLC HAMPTON 336413 $13.34M 0
33 CROSSTOWN COURIER SERVICE INC LITTLETON 492110 $13.27M 0
34 TELEDYNE INSTRUMENTS INC PORTSMOUTH 334417 $13.11M 0
35 SAFRAN DEFENSE & SPACE, INC. BEDFORD 334511 $11.82M 0
36 ARGENTECH SOLUTIONS, INC. NEWMARKET 541990 $11.17M 0
37 MEDICUS HEALTHCARE SOLUTIONS, LLC WINDHAM 621111 $10.46M 0
38 GALVION TECHNOLOGIES LLC PORTSMOUTH 339999 $10.42M 0
39 LUXIUM SOLUTIONS, LLC MILFORD 541715 $10.40M 0
40 BRYANT HEALTHCARE CONSULTANTS, INC. HAMPTON FALLS 541611 $10.19M 0
41 MERCHANTS AUTOMOTIVE GROUP, LLC HOOKSETT 811111 $9.88M 0
42 PORT CITY AIR PORTSMOUTH 324110 $9.64M 0
43 NOVOCURE INC PORTSMOUTH 334510 $9.40M 0
44 CUSA CONSULTING LLC HAMPTON 238210 $9.37M 0
45 GALVION LTD PORTSMOUTH 335311 $9.33M 0
46 DCI INC LISBON 337122 $9.28M 0
47 DELAWARE STORAGE AND PIPELINE COMPANY NASHUA 493190 $9.02M 0
48 SWAN CONTRACTING LLC PETERBOROUGH 236220 $8.27M 0
49 IPT-EXETER, LLC SALEM 541511 $6.76M 0
50 MPB CORPORATION LEBANON 332991 $6.02M 0

Top NAICS in New Hampshire

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FAQ

How many federal contractors are based in New Hampshire?

BesaGov tracks 607 SAM.gov-registered firms whose physical state of business is New Hampshire. The list updates weekly as new entities register or update their SAM profile.

Who are the largest federal contractors in New Hampshire?

By lifetime federal award amount, the largest New Hampshire-based contractors include NEW HAMPSHIRE DEPARTMENT OF HEALTH & HUMAN SERVICES, BAE SYSTEMS INFORMATION AND ELECTRONIC SYSTEMS INTEGRATION INC., SOUTHERN NEW HAMPSHIRE UNIVERSITY. See the full top-50 list above.

Can I get notified when a new firm registers in New Hampshire?

Yes. Sign up for the free weekly New Hampshire digest above. We'll email you new SAM.gov registrations and award activity for the state — no login required.

Is this data official?

Firm registrations come from SAM.gov entity public extracts. Lifetime award totals come from USAspending.gov. Both are official U.S. government data sources, refreshed weekly.