a California Cryobank Division

CCB Management and Staff

Meet California Cryobank's Super Hero Team

There is no substitute for experience. At CCB, our team has helped thousands of families over the years. From our physician owners, to our medical directors, on-staff genetic counselors, and lab technicians, our high standards of expertise and medical ethics are second to none.

Charles A. Sims, MD

Co-Founder/Medical Director

Charles A. Sims, MD, is co-founder and medical director of California Cryobank. He is a board certified pathologist, laboratory director and has served as Chief of Pathology at Century City Hospital, Los Angeles. Dr. Sims has a broad understanding of sperm bank development and operations.

Dr. Sims earned his medical degree from Loma Linda University. He is certified by the American Board of Pathology in Anatomical and Clinical Pathology. He previously served as the Laboratory Director of a large national independent referral laboratory and is the founder of Quantum Clinical Laboratories, Inc.

Dr. Sims is a member of numerous professional organizations including the American Association of Tissue Banks (Standards Committee), American Society of Reproductive Medicine, Society for Cryobiology, The American Association for Advancement of Science, College of American Pathologist (Fellow) and American Society of Clinical Pathologist (Fellow).

Cappy M. Rothman, MD

Co-Founder / Medical Director

Cappy Rothman, MD, is co-founder and medical director of California Cryobank. He is a board certified urologist and nationally recognized authority on andrology, the urological sub-specialty of male reproductive health, and human sperm banking. He is also the founder of The Center for Male Reproductive Medicine

Dr. Rothman earned his medical degree from the University of Miami School of Medicine. He completed his general surgery residency training at Harbor/UCLA Medical Center in Torrance, followed by urological residency training at the University of California, San Francisco and a urological resident at Loma Linda University.

Dr. Rothman was on the medical staff at Century City Hospital, Cedars-Sinai Medical Center, and a clinical instructor at the University of California, Los Angeles. He was also a member of the Office of Technology Assessment (OTA) founded by Al Gore. Dr. Rothman is a fellow of the American College of Surgeons and member of the Society for Cryobiology, and American Society of Reproductive Medicine and American Association of Tissue Banks.

Dr. Rothman is a renowned specialist in male reproductive medicine and has appeared on numerous nationally televised news and talk shows. He is the author of dozens of chapters and scientific articles on male reproductive health and regularly lectures at national medical conferences. He is also a nationally recognized authority on post-mortem sperm retrieval.

Pamela Richardson


Pamela Richardson is the President of California Cryobank's Reproductive Tissue Services Division. Prior to joining CCB, Pamela was the Vice President of Corporate Alliances at The Walt Disney Company, and has extensive experience in global strategic consulting having spent 5 years with McKinsey & Co.

A dedicated mother of three teenage daughters, Pamela is deeply committed to continuing CCB’s 35 year mission of helping create families. She regularly spends time with physicians at industry tradeshows, medical conferences, and in-service office visits around the country to guarantee that CCB continues to exceed the needs and expectations of their patients.

Pamela earned her BS from the University of Virginia and her M.B.A. from the Kellogg Graduate School of Management at Northwestern University.

George L. Mutter, MD

Medical Director

George L. Mutter, MD, is the medical director of California Cryobank, Cambridge. Dr. Mutter is currently a Professor of Pathology at Harvard Medical School.

Dr. Mutter received his medical degree from Harvard Medical School in 1982. He has completed fellowships at the Center for Reproductive Sciences at Columbia University in New York and the Department of Pathology, Division of Ob/Gyn Pathology at Columbia Presbyterian Medical Center, Columbia University in New York. His residency was completed at Presbyterian Hospital in New York. Dr. Mutter has collaborated on more than 99 published articles.

Ralph M. Richart, MD

Medical Director

Dr. Ralph M. Richart is Emeritus Professor and Special Lecturer in the Departments of Pathology and Obstetrics and Gynecology at New York Presbyterian Hospital / Columbia University College of Physicians and Surgeons in New York City.

He attended Johns Hopkins University as an undergraduate, received his MD degree from the University of Rochester and did his residency in pathology in the Harvard Hospital System including the Peter Bent Brigham Hospital, The Boston Lying-In Hospital, and the Free Hospital for Women. He was Director of the Division of Obstetrical and Gynecological Pathology and Cytology and Director of the Colposcopy, Vulvar and Penile Clinics at the Presbyterian Hospital of New York. He authored or co-authored over 350 peer-reviewed papers and authored or edited 7 books.

Kaj Rydman

Vice President of Operations

Vice President of Operations, Kaj Rydman is responsible for maintaining CCB’s high technical standards in the laboratory and cryogenic storage departments. This includes oversight of all four CCB branches around the country.

Born and raised in Finland, Kaj joined CCB in 1993. Over the last 20+ years, he has held multiple positions at the company and contributed to virtually every aspect of the business, including serving as the first President of the CCB Stem Cell Division and helping launch our sister company, FamilyCord.

Father to two amazing young gymnasts (also a passion of his teen years), in a way, Kaj can personally attest to the magic of starting a "CCB" family – he met his lovely wife here at work!