Holaday-Parks is a mechanical, electrical and plumbing contractor operating in Washington, Alaska, Indiana, Ohio and Virginia, with smoke control listed as a named service line under its service and maintenance division. It holds ICB/TABB Smoke Control Systems Contractor certificate SCS1197320C and Fire and Smoke Damper Contractor certificate FSD0813920C, published on the ICB/TABB register; its own smoke-control service page is presently under reconstruction, so the detail of the offering is not yet published. The firm is one of three ICB/TABB smoke-control-certified contractors in Washington State.