John A. Grossman

Pamela Hill, Inc. provides skin care services. It provides collagen, botox, and microdermabrasion. The company was founded by Pamela Hill in 1992 and is headquartered in Denver, CO.

Rose Medical Center provides health care services. It specializes in obstetrics, gynecological, oncology and infertility. Its surgical services include cardiovascular, joint replacement, plastic surgery, bar iatric surgery, urology, ENT, neurological and general surgery. The center operates breast and diabetes centers, as well as centers for aesthetic medicine, female pelvic medicine, sleep disorders, and women's health. It also runs the Rose Institute for Joint Replacement and the Cherry Creek Eye Surgery Center. The institute was founded in 1949 by Maurice Rose is headquartered in Denver, CO

Denver Biomedical, Inc. designed and manufactured medical products for chronic fluid management in the chest and abdomen. It marketed drainage products for hospital and home use primarily for terminally-ill cancer patients. The company was founded in 1969 and was headquartered in Denver, CO.