MACLEAN HEALTH - Key Persons


Admiral Phil Davidson

Job Titles:
  • Retired
Admiral Phil Davidson is a retired four-star Admiral in the U.S. Navy. He was the 25th Commander of the United States Indo-Pacific Command, commanding there from 2018 to 2021.

Briana Hawkins

Job Titles:
  • Accounting

David J. Shulkin

Job Titles:
  • NINTH SECRETARY of the DEPARTMENT of VETERANS AFFAIRS
The Honorable David J. Shulkin, M.D. was nominated by President Trump to serve as the ninth Secretary of Veterans Affairs (VA) and was unanimously confirmed by the United States Senate on February 13, 2017, leading the Nation's largest integrated health care system, with over 1,700 sites of care serving nearly nine million Veterans. Previously, Dr. Shulkin served under President Obama as the VA's Under Secretary for Health. Before he began his service with VA, Dr. Shulkin held many prominent chief executive roles, including CEO duties for the University of Pennsylvania Health System, Morristown Medical Center, and the Atlantic Health System Accountable Care Organization. He also served as President and CEO of Beth Israel Medical Center in New York City. He held numerous physician leadership roles including Chief Medical Officer of Temple University Hospital, and the Medical College of Pennsylvania Hospital, and was Chairman of Medicine and Vice Dean at Drexel University School of Medicine.

David Oliveria

Captain Oliveria, a native of Jacksonville, Florida, received his Bachelor of Science Degree in Oceanography at the United States Naval Academy. He was designated a Naval Aviator and completed operational tours as a Patrol Plane Commander, Mission Commander, and Instructor Pilot with Patrol Squadron FORTY-SIX, Moffett Field, California, and Patrol Squadron SEVENTEEN, Barbers Point Hawaii. During these assignments he completed deployments to Misawa, Japan; Keflavik, Iceland; Adak, Alaska; and Cubi Point, Republic of the Philippines. As an instructor pilot while assigned to Patrol Squadron THIRTY, Jacksonville, Florida, he served as the Atlantic Fleet Personnel Qualifications Standards Evaluator and Maintenance Material Control Officer, overseeing the maintenance associated with thirty-one P-3 Orion aircraft. He also served as Communications Officer aboard USS MIDWAY then forward deployed to Yokosuka, Japan. During this tour, he qualified as In-port and Underway Command Duty Officer and Replenishment Conning Officer. While assigned to the Staff of the Secretary of the Navy, Office of Legislative Affairs, he represented the Department of the Navy's Operations and Maintenance budget request on Capitol Hill. He later reported to Patrol Squadron SIXTEEN, Jacksonville, Florida, as Executive Officer and assumed command while deployed to Keflavik, Iceland. During his tenure, the squadron attained 185,000 accident-free flight hours and participated in CNO Special Interest Operations in South America. He received his Master of Arts Degree in National Security and International Affairs from the Naval War College and subsequently selected to serve as a political-military affairs officer at the U.S. Arms Control and Disarmament Agency (ACDA) where he dealt with issues related to export controls and the proliferation of chemical and biological weapons. He was a member of the U. S. Delegation to the Australia Group and served on various overseas delegations for export controls. For his efforts, he was awarded the Secretary of State Meritorious Honor Award, the only uniformed officer of the ACDA to ever receive this award. Following the ACDA assignment, he again joined the staff of the Secretary of the Navy where he served as the Legislative Analyst to the Secretary, Naval Aide and Executive Assistant to the Assistant Secretary of the Navy (Installations & Environment), and later, Naval Aide and Executive Assistant to the Under Secretary of the Navy. He was honorably discharged and retired from active service in February 2001. In November 2000, he was appointed as Clerk of Court, U.S. Bankruptcy Court, Middle District of Florida, at the time the third largest bankruptcy court in the Nation. During his tenure as clerk, he managed the successful transition to paperless files and record keeping for three divisional courts in north and central Florida that included nine judges and a staff of over 250 personnel. In 2001, He received the Director's Award for Excellence in Court Operations. He returned to the Washington D.C. area and joined CACI International where he served as a business systems analyst at Commander Navy Installations Command (CNIC) in support of the Navy's Base Realignment and Closure (BRAC) program. His portfolio included the BRAC actions related to the closure and realignment of the Navy's medical facilities. In 2007, he joined the staff of Navy Medicine National Capital Area (NAVMED NCA) as the BRAC program manager and successfully led the realignment of the National Naval Medical Center and the Walter Reed Army Medical Center. He also served as the Regional Facilities Director for NAVMED NCA. Mr. Oliveria joined the staff of the Headquarters of the Navy's Bureau of Medicine and Surgery and served as the Deputy Chief for Business Operations until he retired from Federal Service in 2022. During this time, he led Navy Medicine's and the Department of the Navy's response to the COVID-19 Pandemic. His personal military awards include the Legion of Merit (x2), the Meritorious Service Medal (x3), the Defense Meritorious Medal, and the Navy Commendation Medal (x3). He also received the Judiciary's Director's Award and the Department of State Meritorious Honor Award.

Dr. Robert Kadlec

Job Titles:
  • Health and Human Services Strategic Advisor
Kadlec was Deputy Staff Director for the United States Senate Select Committee on Intelligence when he was nominated by President Donald Trump to become Assistant Secretary for Preparedness and Response (ASPR), an office within Health and Human Services. Kadlec was confirmed for this position by the United States Senate on August 3, 2017 and served there until January 2021. He is responsible for the creation of the COVID-19 vaccine development program Operation Warp Speed.

Jessica Estrada

Job Titles:
  • Salesforce Administrator

John Deterding - CEO

Job Titles:
  • Chief Executive Officer
Mr. Deterding spent 10 years in the military, completing multiple deployments as a Submariner and Navy Diver. Prior to founding Maclean, he worked as an Account Engineer for one of the preeminent chemical engineering companies in the world, serving both government and healthcare customers in the Midwest.

Katie Deterding - CMO

Job Titles:
  • Director of Marketing

Kurt Zeitler

Job Titles:
  • Vice President of Government Contracting

Lou Roselli

Job Titles:
  • Leader
  • Senior Vice President of Government Sales
Mr. Roselli is an accomplished leader with 20+ years of experience with medical device, biologic, and pharmaceutical companies. He has developed and launched sales teams specifically focused on the federal markets including the Department of Veterans Affairs, Department of Defense, and Indian Health Services. Prior to joining Maclean, he led an industry leading advanced wound care and therapeutic biologics company's federal sales efforts to become the top supplier in its class to the Department of Veterans Affairs and the Department of Defense. He is passionate about delivering best in class technologies to those who support our nation's heroes!

Louis Tripoli

Job Titles:
  • Chief Medical Officer

Marissa Morrison

Job Titles:
  • Consultant, Public Health
Marissa Morrison has an extensive background in project management, organizational leadership, and public health. She spent six years developing and implementing elementary education programs before transitioning into the public health sector. For the past five years she has been working with nonprofits, including The Leukemia and Lymphoma Society, on project and campaign management and strategic business development.

Mr. Jeffrey Curtis

Job Titles:
  • Department of Defense Strategic Advisor
Mr. Jeffrey Curtis is a senior defense business reform leader with 34 years' experience in strategic problem solving. A retired member of the Senior Executive Service (SES) and recognized supply chain, metrics, and analytics expert, he has held leadership positions in the Department of Defense (DoD). Mr. Curtis retired in 2019 as the Reform Lead for Category Management and Service Contracts in the Office of theSecretary of Defense (DoD OSD). He was also dual hatted as the Director, Portfolio Analysis Division where he advised and assisted the Deputy Secretary of Defense and DoD Chief Management Officer (CMO) in the strategic approach and implementation of business reform throughout the Department. Implementing the DOD's category management program, Mr. Curtis took the program from conception to execution, where he identified $2 billion in savings in the first year. Mr.Curtis also held multiple leadership positions during his 29-year tenure with the Defense Logistics Agency (DLA), ultimately serving as Executive Director, Logistics Policy and Strategy, and Executive Director of the Nuclear Enterprise Support Office. In those roles, he oversaw an annual demand/sales value of $35 billion.

Preeya Sharma

Job Titles:
  • Sales Operations Manager

Ron Poropatich

Job Titles:
  • Director of the Center for Military Medicine Research ( CMMR )

Roselle Caballes

Job Titles:
  • Sales Operations Administrator

Shawn DeFord

Job Titles:
  • Executive
  • Sales Leader
  • Vice President of Government Sales
Mr. DeFord is an accomplished executive sales leader with more than 20 years of sales and management experience in the pharmaceutical, biologic, and medical device industries. He has built and developed sales teams specifically focused on the federal markets including the Department of Veterans Affairs, Department of Defense, and Indian Health Services. Prior to joining Maclean, he built the federal sales market strategy and led the launch of a first-in-class advanced wound care product. This enabled the company to become the top supplier in its class to the Department of Veterans Affairs, Department of Defense, and Indian Health Services. He is passionate about getting best-in-class technologies in the hands of those who support our nation's heroes to help them live longer and happier lives.

Sheri Hottle

Job Titles:
  • Vice President of Government Sales
Ms. Hottle has 15+ years of extensive federal government and commercial sales success. For the past 15 years, Sheri worked for an AbilityOne agency and oversaw the government sales and business development teams. She successfully expanded and developed sustainable key lines of business that included key product placement on federal contracts. Before her work at the AbilityOne organization, she worked in the pharmaceutical industry as a primary care and cardiovascular specialty sales representative. She was responsible for marketing a first-class novel therapeutic agent for cardiologists and internal medical physicians. Sheri has a passion for the healthcare industry and feels fortunate and blessed to have had a long-standing career with organizations that contribute to bettering patient care and outcomes.

Stacy Vasquez

Job Titles:
  • Executive VA Healthcare Consultant
Ms. Vasquez has had a long career with the The Department of Veterans Affairs (VA). In her last role, she was the Director of the Birmingham VA Medical Center (BVAMC). She has a proven track record as an exceptional health care leader and a senior non-commissioned officer in the Judge Advocate General's Corps. Ms. Vasquez has demonstrated management ability to lead complex organizations, motivate employees, manage resources, and work successfully with widely varied stakeholder groups. Her extensive experience includes strong and decisive management of clinical health care operations and administrative functionalities, which span more than 25 years between the VA and the Department of Defense (Army). As the former director of the Beckley VA Medical Center in Beckley, WV, Ms. Vasquez was responsible for directing all day-to-day operations of the multi-campus complexity level 2 multi-million-dollar VA health care facility. She holds a Masters Degree in Legislative Affairs from George Washington University and a Bachelor of Science Degree from the University of Houston. She completed her senior post grad fellowship at the Fletcher School of Law and Diplomacy with course work at Harvard.

Tony Campos - CFO

Job Titles:
  • Chief Financial Officer
Tony Campos, a Sacramento native who serves as Chief Financial Officer, is a graduate of Georgetown University (B.S.) and The Wharton School, University of Pennsylvania (M.B.A.). Prior to co-founding Maclean Health, Mr. Campos spent over 7 years working in operations and healthcare, including a digital health focused technology company, patient engagement company that focuses on the Medicaid and Medicare populations, and a venture capital fund that invests in healthcare companies. Mr. Campos and Mr. Deterding have known each other their entire lives.

Tram Harty

Job Titles:
  • Chief of Staff

Victoria Curry

Job Titles:
  • Operations Manager