Professional Maintenance Systems

Professional Maintenance Systems is a premier janitorial company located at 1015 East Chestnut Avenue in Santa Ana, California. Our management and supervision set us apart from the rest, making us the top choice for commercial cleaning services in California. Our purpose is to satisfy our customers with a positive and proactive approach to cleaning, while our core values of people, culture, and value proposition drive our company forward.

At PMS, our goal is to be the best company to work for, with a commitment to giving back to our communities. We offer a wide range of services, from commercial cleaning to specialized services for Life Science and Healthcare facilities, all managed through our customized maintenance solutions. Our staff is empowered to perform at their best, and we are proud to be San Diego's largest woman-owned janitorial company.

With documented, measurable, and performance-driven results, PMS is a CIMS Certified cleaning company that is dedicated to transforming support services through performance and reliability. As the largest woman-owned company headquartered in San Diego and California, we have been in business for over 40 years and continue to grow with an average employee tenure of 5 years.

PMS is also a CIMS – Green Building with Honors certified company, showcasing our commitment to sustainability and eco-friendly practices. Our President, Phil Senescall, even had the honor of throwing the honorary first pitch at a Padres game. We strive to seek innovative ways to efficiently provide high-quality service, as recognized by 3M. Visit ISSA – The Worldwide Cleaning Industry Association to learn more about our exciting designation as a premier janitorial provider in California and Washington.