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6,855 companies in Construction in Massachusetts.
Explore 6,855 Construction in Massachusetts listed with contact details, employee size, revenue, and NAICS/SIC codes. Compare suppliers and service providers side by side and reach the right companies directly, or view the same industry in Construction in California, Construction in Florida, Construction in Texas.
Construction companies in Massachusetts include general contractors and builders and specialty trades such as painting, roofing and glazing contractors, alongside the structural steel fabricators and equipment suppliers that serve Massachusetts job sites. Quote-to-order rates for these segments: Manufacturing sales by segment, 2026.
Of the 6,848 with a known headcount, 94% employ 1-50 people and 11 employ more than 1,000. 93% of those reporting revenue are under $10M, while 6 report more than $1B. The largest by revenue include Suffolk Construction Co (Boston), Consigli Construction Co Inc (Milford) and Mott Macdonald (London).
Largest Construction in Massachusetts companies by revenue
The highest-revenue companies in this directory. Open any profile for its full firmographics.
| # | Company | Location | Employees | Revenue |
|---|---|---|---|---|
| 1 | Suffolk Construction Co | Boston | 3,500 | $7.5B |
| 2 | Consigli Construction Co Inc | Milford | 2,200 | $3.8B |
| 3 | Mott Macdonald | London | 16,000 | $2.4B |
| 4 | Ko Construction Inc | — | 3,500 | $2.2B |
| 5 | WinnCompanies | Boston | 4,000 | $2.1B |
| 6 | Shawmut Design and Construction | Boston | 2,428 | $1B |
| 7 | Mass Electric Construction Co | Waltham | 522 | $676M |
| 8 | Jay Cashman Inc | Quincy | 1,000 | $637M |
| 9 | JC Cannistraro LLC | Waltham | 1,000 | $637M |
| 10 | Wayne J Griffin Electric Inc | Holliston | 1,533 | $570M |
These pages show the first 480 of 6,855 companies. Narrow the list with the filters above or open one of the related lists below to see the rest.
Construction in Massachusetts companies by size and revenue
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 6,413 | 93.6% |
| 51-200 | 338 | 4.9% |
| 201-1000 | 86 | 1.3% |
| 1001-5000 | 10 | 0.1% |
| 5001+ | 1 | 0.0% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 6,362 | 93.4% |
| $10M-$50M | 355 | 5.2% |
| $50M-$250M | 67 | 1.0% |
| $250M-$1B | 21 | 0.3% |
| $1B+ | 6 | 0.1% |
Share is of companies with a known value — 6,848 with headcount and 6,811 with revenue on file, as of Jul 17, 2026.
Frequently asked questions
How many Construction in Massachusetts are there?
There are 6,855 Construction in Massachusetts in the directory. Use the filters to narrow by employee count, revenue, or NAICS/SIC code.
How many large companies are in Construction in Massachusetts?
36 of the 6,855 companies in Construction in Massachusetts employ more than 500 people, and 6 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
What size are most Construction in Massachusetts companies?
Most are small and mid-sized businesses: the size and revenue tables above show the full spread, from under $10M up to $1B+, across the 6,811 companies with revenue on file.
What information is included for each company?
Every listing includes the company name, location, website, employee size, revenue range where available, and NAICS/SIC classification, with a link to the full profile.
Where does this directory come from?
Listings are compiled and maintained by Factur, a sales and marketing firm for B2B manufacturers. Any company can request an update or removal from its profile page.