Banner University of Arizona

Gladys Taylor McGarey, MD, MD(H), Founder, Pioneering Physician

Paul Luna, President and CEO, Helios Education Foundation

“Denny Collins is a wonderful professional photographer who has become a valuable resource for Helios Education Foundation. His creativity and attention to detail are second to none. But, perhaps most importantly, he is committed to our organizational mission and helping us use a visual medium to tell the story of our work.” – Rebecca Lindgren, Vice President, Marketing, for Helios Education Foundation

Jayson Walker, NetVest Financial, LLC

NetVest Financial, LLC

Stephen Herman, MD

Diana Pettiti, MD

Robert Guyette, MD, DMD

“Bob and I are very pleased to have found Denny for our professional photography needs, whether family or business! He is a creative master who enjoys his work and spends the time to capture that precious moment , or the milestone of your professional life. He is a gentleman and a pleasure to work with, always. We will only trust Denny for our future needs in photography.” — Regina Guyette, Director of Guyette Facial & Oral Surgery – Dental Implant Center

NetVest Financial, LLC

Vermon Pierre, Lead Pastor, Roosevelt Community Church

Richard Manch, MD, Chief Hepatologist, St. Joseph’s Hospital

Richard Manch, MD, Chief of Hepatology, St. Joseph's Hospital

Michael Mills, MD, Gastroenterologist, AZ Digestive Health

David Biglari, DO, Cardiologist, VA Hospital

Jacqueline Chadwick, MD, University of Arizona College of Medicine

Jacqueline Chadwick, MD, University of Arizona College of Medicine

Waleed Alami, MD, Cardiologist

Waleed Alami, MD, Cardiologist

Benard Benkok, MD. Chair of Neurosurgery, Mayo Clinic

Ahmad Hammad, MD, Oncologist VA Hospital

Randy Christensen, MD

Sister Adele O'Sullivan, MD, Founder Circle the City,

Chief Medical Officer

Tom Bookhout, PhD

Holocaust survivors