About Mas-Con Corporation

For over 40 years, we have developed many relationships with New Hampshire’s largest General Contractors.

Finely crafted commercial masonry and concrete work for all large-scale construction and small, customized projects.


Our History

Established in 1983, Mas-Con Corporation has been proudly serving New Hampshire, Maine, Massachusetts and Vermont as one of New Hampshire’s largest commercial masonry and concrete foundations subcontractor.

As a family-run business, we have built our reputation on dedicated hard work, on time performance and quality workmanship in the safest environment. Our skilled onsite workers and professional office staff are our greatest assets; they are highly skilled and experienced, and many have been with the company for over 20 years. With 60 full-time year-round employees, our employees earn competitive wages and great benefits; while continuously receiving up-to-date OSHA safety training.