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Department of Homeland Security contractors in Massachusetts

Use this state-scoped buyer page to see which visible federal contractors sit closest to Department of Homeland Security inside Massachusetts.

State: Massachusetts
Last updated: April 5, 2026

Visible recipients

5

Mapped obligations

$2,562,431,603

Top NAICS links

4

Top recipients

Visible recipients tied to Department of Homeland Security in Massachusetts

Leidos Security Detection & Automation, Inc.

Tewksbury, MA

Leidos Security Detection & Automation, Inc. is a federal category business profile based in Tewksbury, MA. The current public data layer shows $33,267,580 in visible federal obligations across 55 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334517 (Irradiation Apparatus Manufacturing). The profile also shows meaningful product and service activity in PSC 6350.

$1,735,002,585

General Dynamics Mission Systems, Inc.

Taunton, MA

General Dynamics Mission Systems, Inc. is a federal category business profile based in Taunton, MA. The current public data layer shows $22,625,141 in visible federal obligations across 87 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC 5895.

$721,165,533

Clean Harbors Environmental Services INC

Norwell, MA

Clean Harbors Environmental Services INC is a federal category business profile based in Norwell, MA. The current public data layer shows $20,527,027 in visible federal obligations across 1,632 awards or transactions. Department of Agriculture appears as the strongest visible awarding agency. Top industry concentration is in NAICS 562910 (Remediation Services). The profile also shows meaningful product and service activity in PSC R706.

$40,926,952

Eclinicalworks LLC

Westborough, MA

Eclinicalworks LLC is a federal asian pacific american owned business profile based in Westborough, MA. The current public data layer shows $1,515,524 in visible federal obligations across 3 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541519 (Other Computer Related Services). The profile also shows meaningful product and service activity in PSC D319.

$16,990,605

Ameresco Federal Solutions, Inc.

Farmingham, MA

Ameresco Federal Solutions, Inc. is a federal category business profile based in Farmingham, MA. The current public data layer shows $427,461 in visible federal obligations across 18 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC B540.

$48,345,928

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Industry paths for Department of Homeland Security in Massachusetts

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Product and service paths for Department of Homeland Security in Massachusetts