Company Directory

Manufacturing Companies in Boston

A curated directory of manufacturing companies headquartered in Boston, with live hiring activity and funding context.

9 companies · Updated Sep 2026

Re:Build Manufacturing

Series C+ · Framingham, MA

134 jobs

Family of industrial and engineering businesses accelerating American innovation from concept to full-rate production.

$574.5M raisedFunded Aug 2024
VulcanForms

Series C+ · Burlington, MA

108 jobs

Industrial-scale digital manufacturing for high-performance metal parts.

$601.9M raisedFunded Jan 2026
Lumafield

Series C+ · Cambridge, MA

16 jobs

Advances industrial X-ray imaging.

$237.7M raisedFunded Mar 2025
Laminar

Series A · Somerville, MA

7 jobs

Equips factories with inline spectral sensors and edge AI for closed-loop process automation.

$20.5M raisedFunded Jul 2025
Seurat

Series C+ · Wilmington, MA

4 jobs

Prints metal components.

$178.2M raisedFunded Dec 2025
Boston Metal

Series C+ · Woburn, MA

Electrifies steel production.

$532.6M raisedFunded May 2026
DW Clark

Taunton, MA

Precision sand and centrifugal castings for defense, aerospace, and energy applications.

Sublime Systems

Series B · Somerville, MA

Makes low-carbon cement with an electrochemical manufacturing process.

$200M+ raisedFunded Sep 2024

How this list is built

BuildList includes active companies with a canonical sector and headquarters metro. Hiring counts come from verified openings collected directly from company applicant-tracking systems.

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