Construction Companies in New York: 150 Verified Firms
Secwyn has verified 150 construction companies based in New York. The largest groups are Plumbing, Heating, and Air-Conditioning Contractors (39); Commercial and Institutional Building Construction (22); and Electrical Contractors and Other Wiring Installation Contractors (18). By headcount, 81% have 51–200 employees, 15% have 201–500 employees, and 4% fall in other size bands. New York has the most (20), followed by Rochester (10) and Long Island City (7).
Company size
- 51–200 employees121 · 81%
- 201–500 employees23 · 15%
- 501–1,000 employees6 · 4%
Top cities
- New York20 · 13%
- Rochester10 · 7%
- Long Island City7 · 5%
- Bronx6 · 4%
- Brooklyn6 · 4%
- Buffalo5 · 3%
- Staten Island5 · 3%
- Yonkers5 · 3%
- Babylon4 · 3%
- Farmingdale3 · 2%
Cities with fewer than 3 companies are not listed.
Largest sub-industries
| Sub-industry | NAICS | Companies |
|---|---|---|
| Plumbing, Heating, and Air-Conditioning Contractors | 238220 | 39 |
| Commercial and Institutional Building Construction | 236220 | 22 |
| Electrical Contractors and Other Wiring Installation Contractors | 238210 | 18 |
| Highway, Street, and Bridge Construction | 237310 | 8 |
| Roofing Contractors | 238160 | 8 |
| Residential Remodelers | 236118 | 7 |
| Drywall and Insulation Contractors | 238310 | 6 |
| Site Preparation Contractors | 238910 | 6 |
A sample of these companies
A few of the 150 construction companies in New York. Names, websites and contacts are shown after you sign up.
Company #1 · name shown after sign-up
Other Foundation, Structure, and Building Exterior Contractors · 51–200 employees · Long Island City
Company #2 · name shown after sign-up
Electrical Contractors and Other Wiring Installation Contractors · 51–200 employees
Company #3 · name shown after sign-up
Structural Steel and Precast Concrete Contractors · 201–500 employees · New York
Company #4 · name shown after sign-up
All Other Specialty Trade Contractors · 51–200 employees
Company #5 · name shown after sign-up
Painting and Wall Covering Contractors · 51–200 employees · New York
Company #6 · name shown after sign-up
Residential Remodelers · 51–200 employees · New York
Find the New York construction companies that fit what you sell
Describe what you sell and Secwyn shows the companies most likely to buy it, with the reasons for each match. Sign up free and your first 3 company reveals are on us: name, website, description with its source, contact channels and the roles to contact.
How Secwyn verifies these companies
- Every company description is a sentence visible on the company's own website. Inside the product, each one links to its source page.
- Each company has a NAICS industry code, the US government standard for classifying businesses.
- All companies are based in the United States. Location and size come from public sources, including company filings and People Data Labs.
Data updated October 6, 2026.