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3,216 companies in Construction in Wisconsin.
Explore 3,216 Construction in Wisconsin 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 Wisconsin 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 Wisconsin job sites. Quote-to-order rates for these segments: Manufacturing sales by segment, 2026.
Of the 3,211 with a known headcount, 90% employ 1-50 people and 20 employ more than 1,000. 90% of those reporting revenue are under $10M, while 8 report more than $1B. The largest by revenue include Swfcontract (Middleton), D?rr Group (Bietigheim-Bissingen) and Michels Corp (Brownsville).
Largest Construction in Wisconsin companies by revenue
The highest-revenue companies in this directory. Open any profile for its full firmographics. Ranked list: Largest Construction Companies in Wisconsin (2026).
| # | Company | Location | Employees | Revenue |
|---|---|---|---|---|
| 1 | Swfcontract | Middleton | 9,000 | $5.7B |
| 2 | D?rr Group | Bietigheim-Bissingen | 20,490 | $5.3B |
| 3 | Michels Corp | Brownsville | 8,000 | $4.1B |
| 4 | Miron Construction Co. Inc | Neenah | 1,700 | $1.7B |
| 5 | Faith Technologies | Menasha | 2,500 | $1.6B |
| 6 | JH Findorff & Son Inc | Madison | 1,050 | $1.1B |
| 7 | Precision Pipeline LLC | Eau Claire | 1,600 | $1B |
| 8 | JP Cullen Co | Janesville | 750 | $850M |
| 9 | Equix Inc | Fond du Lac | 1,250 | $796M |
| 10 | InterCon Construction Inc | Waunakee | 1,000 | $631M |
These pages show the first 480 of 3,216 companies. Narrow the list with the filters above or open one of the related lists below to see the rest.
Construction in Wisconsin companies by size and revenue
| Employees | Companies | Share |
|---|---|---|
| 1-50 | 2,881 | 89.7% |
| 51-200 | 232 | 7.2% |
| 201-1000 | 78 | 2.4% |
| 1001-5000 | 14 | 0.4% |
| 5001+ | 6 | 0.2% |
| Revenue | Companies | Share |
|---|---|---|
| Under $10M | 2,844 | 89.8% |
| $10M-$50M | 250 | 7.9% |
| $50M-$250M | 48 | 1.5% |
| $250M-$1B | 16 | 0.5% |
| $1B+ | 8 | 0.3% |
Share is of companies with a known value — 3,211 with headcount and 3,166 with revenue on file, as of Jul 17, 2026.
Frequently asked questions
How many Construction in Wisconsin are there?
There are 3,216 Construction in Wisconsin in the directory. Use the filters to narrow by employee count, revenue, or NAICS/SIC code.
How many large companies are in Construction in Wisconsin?
44 of the 3,216 companies in Construction in Wisconsin employ more than 500 people, and 8 report over $1 billion in annual revenue. See the size and revenue breakdown above for the full distribution.
What size are most Construction in Wisconsin 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 3,166 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.