About Us

Who We Are

Since 1983 we have leased and rehabbed over 10,000 homes and managed thousands of homes. The success of any company starts with exceptional leadership as well as innovative and seasoned management. Management One has assembled a team of knowledgeable and experienced associates who, collectively, have over 100 years’ experience.

bio image Ron Sudman
Ron Sudman
Founder and CEO
Ron provides the vision and guidance for the Company and is responsible for all of the systems currently in use today by current licensees. As a Real Estate Professional, he saw a need for property management and began managing several homes for clients in the Inland Empire of California back in 1983. Ron’s proven track record of innovation and success in creating a company starting with the management of just 1 property to well over 1,000 properties led him to develop professional and successful systems that have resulted in the establishment of Management One Systems.
bio image Cheri Thomas
Cheri Thomas
President
Cheri is a Real Estate Broker and the President of the Management One company offices that originated in 1983. Cheri has 27 years of experience in all facets of property management. She has helped build the Management One organization from the ground up and her experience has come from working every position in the company and in the management of the company-owned offices of Management One. Cheri’s expertise in training and customer service has greatly enhanced the level of client satisfaction at Management One. Today Cheri is in charge of finance and administration of the company owned offices.
bio image Steve
Steve
Property Inspector
Steve joined Management One 3 years ago as a property inspector. Steve has conducted countless inspections, completed hundreds of rehabs, and issued thousands of work orders over the years. When Steve is not conducting inspections, he can be found ghost hunting and spending time with his granddaughter.
bio image Trisha
Trisha
Leasing Consultant
Trisha has been with Management One for 4 years as a leasing agent. During this time, she has leased over 200 hundred homes and is familiar with the Corona-Riverside areas. When Trisha is not helping others find their next home, more than likely she is spending time with her grandbabies or cheering on her son’s football team.
bio image Melissa
Melissa
Accounting Customer Service
Melissa has been with Management One for 5 years as an accounting representative. She ensures owners receive their checks on time, residents pay rents on time, and gives overall customer support. When Melissa isn’t paying bills or cutting checks, she is spending time with her son and daughter.
bio image  Amanda
Amanda
Business Development
Amanda heads up our business development department. She is a licensed Real Estate agent with over 20 years’ experience in the industry. When not working you will find Amanda spending time with her kiddos.
bio image Jessica Juarez
Jessica
Client Coordinator
Jessica is a newcomer to Management One but not to property management. She has worked in property management for over a year before joining the Management One team. She is happiest in Property Management. She enjoys helping prospective residents move into a home of their dreams. I also enjoy speaking with the owners and getting them the most we can for their rental. When not working, Jessica enjoys spending time with her family and friends camping and cooking, most of all, being a MOM!