Listed below are some of the many manufactures we represent. Click on the logo to be redirected to their webiste. Thank you for visiting Hart & Associates.

National Lightning Protection has been providing lightning protection, grounding, and surge protection equipment for commercial, industrial, and residential applications for the past 20 years.  We have the experience, knowledge, and dedication to complete your project - and we care about doing the job right.

thermOweld® , our exothermic welding materials and accessories products, provide a simple, efficient, cost effective method of permanently connecting two or more conductors utilizing a high temperature exothermic reaction between Aluminum and Copper Oxide to produce an almost pure copper weld. We manufacture all of our weld metal and molds in Oklahoma so you are certain of getting consistent, high quality products to satisfy your exothermic welding needs.

FCI-BURNDY ® Products are manufactured by Electrical Division which is part of the third largest connector manufacturer in the world, and provides reliable connection systems and solutions to the Telecommunications, Data, Industrial, Instrumentation and Energy Industries.