MacLean Power Systems

MacLean Power Systems (MPS), headquartered in Fort Mill, SC, is LEADING THE WAY™ in delivering innovative, reliable, and resilient solutions for the electric utility, telecommunications, and civil infrastructure markets.

Since 1986, we’ve grown from a small subsidiary into a trusted industry leader—engineering and manufacturing the mission-critical components that keep the grid strong and communities powered.

With over 1,600 team members and nine production facilities across North America, MPS designs and delivers thousands of high-performance products, including insulators, surge arresters, anchoring systems, and pole line hardware.

Our vertically integrated operations ensure consistent quality, dependable supply, and lasting performance across every product we make.