Clockwork Home Services recently acquired Denver-based Candlelight Electric Co., founded in 1996. In 2005, Candlelight’s plumbing operation, Candlelight Plumbing, was franchised under the Benjamin Franklin Plumbing brand. The air conditioning/heating operation was franchised under the One Hour Air Conditioning & Heating brand in 2005, and its electrical operations were franchised under the Mister Sparky Electrical brand in 2006.