As one of the oldest American-owned construction companies with offices nationally, knowing how to build from early in the design phase through completion is a tradition that will continue as we endeavor to advance the value of our expertise and deliver the highest quality, job-site safety and ultimately, the best final project costs. We strive to challenge and positively impact our industry. Unlike many firms of our size, we are true builders, surpassing client expectations on the most complex building challenges. McCarthy has built in nearly every state, with projects ranging in size from $1 million to well over $500 million in a wide variety of markets including healthcare, university, laboratory & science, K-12 education, commercial, government, renewable energy and heavy/civil.