Mattcon LLC

Cornerstone Excavating & Trucking provides excavation services, land development, utility services, stormwater services, commercial snow removal, property maintenance, retaining walls, concrete work, and trucking services to Westmoreland and Allegheny County, PA.

Andrew W Matisko General Contractor has been in business since 1986. We proudly serve residential, commercial and industrial clients. We are licensed (PA115119) and fully insured. Member of the Better Business Bureau. Give us a call to schedule!

Graycar Contracting is a family owned and operated business located in Trafford, Pennsylvania. A General Contractor specializing in Residential & Commercial Excavation Services. With more than 20 years of experience in construction and heavy machine operation, we are committed to providing superior quality work that will not only leave you extremely satisfied but glad you chose us! Our Mission: We strive to offer an end-to-end client experience that includes seamless communication, budgeting, on site organization, and solid quality handiwork every time. When you provide quality work, its easy to stand by it. The name Graycar was inspired a few years ago by the names of our two sons, Grayson & Carter. It came to life in December 2021.