
EXPERIENCE. INTEGRITY. EXCELLENCE.
PROVIDING QUALITY ENGINEERING & TECHNICAL SERVICES SINCE 1945
SERVICES
Electric Utility Service Division
We offer both onsite and offsite services for electric utility needs.

We offer innovative and effective solutions in a cost-effective manner.

McT Learning
Center
We offer over 20 learning resources for communication & electrical engineering.


WHO WE ARE
We began as a partnership in 1945 by our founders Arthur E. McCall and Henry C. Thomas. They envisioned a company of character, service and value. We continue to hold true to these core traits, while being fully dedicated to providing the innovative technological services solutions of today's times.
With a storied history of over 77+ years and over 200 clients, McCall-Thomas continues to take great pride in utilizing our experience and efficiency to provide the highest quality engineering and technical services for the ultimate success of our valued clients.
CONTACT
Main Office
845 Stonewall Jackson Blvd.
Orangeburg, SC 29115
Laurens Office
1020 Old Airport Road, Laurens, SC 29360
803.534.1040
803.534.1040
Inquiries
For any inquiries, questions or commendations, please call: 803.534.1040 or fill out the following form.