Willis Mechanical Competitors

United Mechanical, Inc has offered the very best in mechanical construction services to the Oklahoma area since 1976. Our construction division offers professional installation of all types of HVAC, plumbing and process systems. We have performed work under design build, negotiated and “hard bid” formats. Our expertise covers the Commercial, Municipal, Health Care and Industrial markets. What makes our company so unique is our dedication to providing the highest quality mechanical construction possible. United Mechanical was founded with one goal in mind. The goal is to provide unsurpassed customer service. The United Mechanical family has also offered the very best in maintenance and service since 1976. Our service branches include United Mechanical Service, located here in Oklahoma City and Donohue Commercial Service in Tulsa. Our service branches consistently work to provide the highest level of service and quality workmanship to each of our clients. Our goal has always been to find cost effective solutions to our customer’s problems to enable them to concentrate on building and managing their businesses. We have continued to grow by making our customer’s needs our highest priority.

Precision Engine Controls Corporation, (a United Technologies Company), provides highly reliable and innovative control products and services for the industrial and marine engine market. Our mission is to be the leading provider of advanced control products in all markets we serve.

Since 1974, Century Mechanical Contractors, Inc. has been a proven leader in complex commercial applications including heating, ventilation, air conditioning and plumbing. We have expanded our operations since 1995 to include geothermal heating and air conditioning systems. With more than 100 years combined experience serving the Metroplex, our knowledge of the intricate applications for hospitals, schools, churches and industrial sites is unsurpassed. We welcome the opportunity to introduce our company and encourage you to contact our firm to aid in planning and building your commercial project.