Keeping Murphy's Law from plaguing construction projects is a task handled by Murphy Company Mechanical Contractors and Engineers. One of the nation's top mechanical contractors, Murphy Company provides energy, HVAC, plumbing, piping, and design/build services to the commercial, industrial, heavy industrial, and institutional markets. Its projects range from new and retrofit construction to clean manufacturing (for biotechnology or microelectronics clients). The company, which offers 24-hour service, became LEED-certified in mid-2011. Clients have included Harrah's and Pfizer . The Murphy Company was founded in 1907 and continues to be controlled and managed by members of the founding family.