Established in 1986 by John Grenier, Grenier Engineering, Inc. is a full service, multi-discipline engineering consulting firm in Tucson, Arizona. Our staff includes professional, technical and administrative team members dedicated to using their talents and expertise to maintain long term client relationships through quality service. We take great pride in the fact that our business has been built largely on client referrals. Our client base includes owners, architects, developers and contractors. Our goal of providing a high level of service to our clients has been recognized and rewarded with respect and loyalty throughout the country.