Lawrence J. Aldrich

University Physicians Healthcare is a nonprofit corporation founded in 1985 as the medical practice of the physicians of The University of Arizona College of Medicine. Together with University Physicians Hospital, The University of Arizona and University Medical Center, It cares for patients, educates medical students, train physicians and conducts clinical research. With over 350 physicians (many listed in The Best Doctors In America) 260 nurses and 1,250 staff, UPH is Arizona's largest physicians group. UPH doctors perform heart, bone marrow, and liver, pancreas and kidney transplants. They care for the severely injured at the UMC Trauma Center and University Physicians Hospital Emergency Department. University Physicians Healthcare physicians provide state-of-the-art medical and surgical care in nearly every specialty area including cancer, cardiology, arthritis, orthopaedics and women's and children's services at clinic sites in Tucson and Sierra Vista. UPH doctors also conduct advanced research at the Arizona Cancer Center, the Steele Children's Research Center, the Arizona Arthritis Center and the Sarver Heart Center. Its Physicians are directly involved in educating medical students and training post-graduate resident physicians. Some are authors of textbooks commonly used in medical schools around the world, many are widely published in research journals, and others are actively involved in research funded by the National Institutes of Health, the National Science Foundation, National Cancer Institute as well as private agencies.

Tucson Electric Power Co., Inc. engages in the generation, distribution, and transmitting electricity. The firm sells electricity, transmission, and ancillary services to retail customers, utilities, municipalities, and energy marketing companies. The company was founded in 1892 and is headquartered in Tucson, AZ.

Part of Fortis, Inc., UniSource Energy Services, Inc. is a company that provides natural gas services. The company is based in Kingman, AZ. Susan M Gray has been the CEO of the company since 2020.

Critical Path Institute is a nonprofit organization established in 2005 as a public and private partnership with the FDA's Critical Path Initiative program. The non-profit company is based in Tucson, AZ, and operates from Ireland with additional staff in multiple other locations. The company's mission is to catalyze the development of new approaches that advance medical innovation and regulatory science, accelerating the path to a healthier world. The company orchestrates the development of drug development tools through an innovative, collaborative approach to the sharing of data and expertise, and accelerate the pace and reduce the costs of medical product development by building consensus among the participating institutions. The company was founded in 2005 by Raymond L. Woosley, Glenn C. Rice. Daniel M. Jorgensen has been the CEO of the company since 2022.

Valley Ventures (Valley Ventures) is a venture capital firm founded in 1985. The firm is headquartered in Tempe, Arizona.