Donlar Construction: Detailed Company Information & Corporate Profile
Summary
Donlar Construction, founded in 1972 and headquartered in Shoreview, Minnesota, operates as an independent building contractor serving the Twin Cities DMA. With a team of 100–200 professionals, the company delivers General Contracting, Agency Construction Management, Design‑Build Services, Construction Management, and CM at Risk projects across senior living, educational, medical, religious, municipal, and industrial sectors.
The firm’s leadership includes CEO Jon Kainz, Vice President Gary Traut, and a roster of project managers—Jon Polzin, Chad Brenny, Chris Osby, Bob Pederson, Nicholas Siler, Matthew Browne—and other specialists such as Director of Business Development Paul Nelson, Lead Estimator Kurt Aldentaler, Senior Project Manager Tyler Lawry, General Superintendent Scott Fuchs, and Administrative Assistant Laurie Yamry. A Project Accountant Melinda Hendrickson and intern Sean Kalthoff support operations.
Donlar Construction’s revenue falls within the $10‑$50 million range, reflecting its sizeable operations in the construction market with SIC code 6500.
| Donlar Construction Website | donlarcorp.com |
| Social Links |   |
| Phone Number | 651-227-0631 |
| Industries | |
| Donlar Construction Headquarters Address | 550 Shoreview Park Road, Minnesota, 55126 US |
| Company Size | 100-200 employees |
| Specialities & Services | General Contracting, Agency Construction Management, Design-Build Services, Construction Management, CM at Risk, Senior Living , Educational, Medical, Religious, municipal, and Industrial |
| Technologies | jQuery, Nginx, WP Engine, WordPress, Magento, Chakra UI, PHP |
| SIC Code | 6500 |
| DMA Code | Twin Cities |
| Founded | 1972 |
| Estimated Annual Revenue | $10M - 50M |
| Operating Status | Independent Company |
| Updated: | 2026-09-18 |
Estimated Website Traffic
The chart shows a growth in traffic to the donlarcorp.com website. In August, traffic increased to 405, compared to 52 in the previous month. The highest traffic in 2026 was recorded in August, reaching 405 visits.
Workforce Turnover
Number of employees switched from or switched to
Departmental sample breakdown
Length of Employment
Donlar Construction's workforce includes employees across a wide range of tenure levels.
9% have been with the company for 1 to 2 years18% have been with the company for 5 to 7 years9% have been with the company for 8 to 10 years64% have been with the company for more than 11 years
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Donlar Construction Corporate Information: FAQ
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