General Manager - Yvonne McCool, our General Manager and Corporate VP has been with the company since 1995. She directs the day to day business activities at our Headquarters in Riverside. From employee training and retention to software and systems integration, her guidance in reshaping our administrative thinking has resulted in high levels of client satisfaction and company growth. She is a leader and understands the challenges clients face today. Always striving to improve the administration of our services with innovative and cutting edge technology, she expects our employees to deliver 100% client satisfaction. Yvonne began working as an Account Service Representative in 1995, was promoted to an Account Service Manager in 1998, and has been our General Manager since 2007. She has been certified in COBRA law and earned a Bachelor's Degree in Mechanical Engineering in 2007. If you have any questions, concerns, or need assistance, please contact her at (951) 656-9273 x 222. Her email is

Sales & Marketing - Bobbi Hamilton, our Director of Sales & Marketing and Corporate VP, has been with the company since 1991. Bobbi began working in the client services divisions and was promoted to the Customer Service Manager in 1993. Her insurance and marketing background as well as her communication skills have been instrumental in our company's growth. With over 20 years of experience in benefit plan design and compliance she has built a reputation for being able to deliver solutions. May it be HIPAA, COBRA, Flex, and/or CDHP - all are areas of expertise for Bobbi. In addition to consulting, she also provides training and education for Clients, Cities, Colleges, CPA's, Consultants, and Insurance Brokers. If you need any assistance please contact her office at (951) 656-9273 x 226 or directly at
(951)-897-6085. Her email is or

Information Technology - Craig Krum, our IT Director has been with company since 1987. Craig graduated from Chico State with a Bachelors Degree in Computer Science in 1980. He developed our Flex Administration Systems and has written additional proprietary software programs, which are used today within our business. Craig has been with the company from the start and has a great understanding of how our business works and what it takes to constantly deliver client satisfaction. With the never ending inundation of regulatory changes, his department is in charge to modify, update and improves our systems to keep clients compliant. In addition, Craig provides hands-on client and technical support for our services. His experience and knowledge of our services have been an invaluable part of the success and daily operation of our company.

President & CEO - Urs Kaelin our President/CEO is the Founder of both PayPro Administrators and Pacific Administrators. Urs graduated in 1968 with a degree in Business Accounting and Finance from the University located in Zurich, Switzerland and later received a Bachelor's Degree in Accounting and worked for one of the Big Fives. Urs has guided the business over the last 20 years, with knowledge, vision, and a true dedication to serving our clients and to deliver what we promise: 100% satisfaction. He provided the groundbreaking work on all of the services we offer, and continues to guide our company from the front seat. Urs and his staff are located in our offices in Palm Desert where they specialize in Pension Plan Design, Implementation, and Administration. If you have any questions and/or concerns please contact him at (760) 568-3626.


PayPro Administrators
6180 Quail Valley Court Riverside, CA 92507
Tel: 951.656.9273
Fax: 951.656.9276