Founded in 2006 by President Tommy L. Davis, Jr., TD4 provides the full range of high quality electrical contracting services. With 30,000 square feet of warehouse and office space and over 75 electricians, TD4 Electrical is the St. Louis area’s premier minority-owned electrical construction service provider.

We are certified as a Minority Business Enterprises (MBE) by the St. Louis Minority Business Council, Mid-States Minority Development Council and the St. Louis Airport Authority. As a Minority Owned Service Provider, TD4 brings diversity to any project and has received multiple awards for excellence as a Minority Business.

TD4’s exemplary safety record is achieved with a continuous commitment to safety training and awareness. Project managers heighten daily awareness of crew members to ensure team safety.

Company Leadership


Tommy Davis, Jr.

President / Chief Executive Officer

Tom Endermuhle

Vice President

Tommy Davis III

Safety Director / Project Manager

Wayne Ivory

Electrical Project Manager

Jan Tennant

Office Manager