Pacific Maintenance Company provides janitorial and maintenance services. Incorporated in 1961, its history dates back to 1931. The company is family owned and services more than 35 million square feet of space. Pacific Maintenance Company provides services to corporate offices, biotechnology centers, pharmaceutical productions, laboratories and clean rooms. It has operations in Colorado, Texas, Arizona and California. The company s services range from preventive maintenance to handling of hazardous material, or Hazmat work. Pacific Maintenance Company maintains headquarters in Tucson, Ariz.