The Vigilint Leadership

Industry-leading team of medical, intelligence and security/counterterrorism professionals with extensive backgrounds in commercial and local, state and federal government organizations, with proven performance in operational emergency medicine contingency planning, training and care delivery on all seven continents.


Sean Siler, DO

President & Chief Medical Officer

Sean Siler is a broadly experienced Emergency Physician and business leader with extensive experience in the private, corporate, and government sectors. He has practiced for years across a spectrum from small community hospitals to large academic medical centers, including concierge medical care for elite patients in the Washington D.C. area. His government experience at the national level includes leading crucial parts of the Federal response to numerous natural disasters and National Special Security Events (NSSE). His unique military experience includes conventional and special operations leadership and command positions across an ongoing 24-year career with 4 combat deployments. His diverse business background includes leadership roles in biotech companies, several startup pharmaceutical and laboratory companies, a Caribbean based Air Ambulance Company, advising private equity investors, and corporate medical consulting.

Education & Training

  • California State Polytechnic University, Pomona, B.A.
  • University of North Carolina, Chapel Hill, M.B.A.
  • Western University of Health Sciences, Pomona, D.O. (Sigma Sigma Phi)
  • San Antonio Uniformed Services Health Education Consortium, Transitional Internship and Emergency Medicine Residency

Past & Current Appointments

  • University of North Carolina
  • Uniformed Services University of Health Sciences
  • George Washington University
  • Virginia College of Osteopathic Medicine
  • Methodist University
  • Advisor, Drake Partners
  • AeroMD
  • Entegrion, Inc.

Government or Military Experience

  • Commander, 94th Combat Support Hospital, USAR (selected)
  • Command Surgeon, US Army Civil Affairs and Psychological Operations Command (Airborne)
  • Deputy Command Surgeon, US Army Special Operations Command (Airborne)
  • Commander, 1493rd Medical Detachment (CSC)
  • Battalion Surgeon, 10th Special Forces Group (Airborne)
  • Army Flight Surgeon, Hyperbaric Medical Officer and Parachutist
  • Deputy Chief Medical Officer, National Disaster Medical System, US Department of Health and Human Services
  • Numerous special operations assignments and deployments in support of US Special Operations Command.

Areas of Focus

  • Concierge and VIP Medical Support
  • Remote Surgical Support
  • Planning and Execution of Global Medical Support
  • Aviation, Tropical and Hyperbaric Medicine
  • Medical Entrepreneurism
  • Business case analysis for medical care, procedures, and programs
  • Process improvement with emphasis on operations interventions


  • Journal of Disaster Medicine
  • Journal of Burn Care Research
  • Journal of Special Operations Medicine
  • Chapter Author, Essential Emergency Medicine for the Healthcare Practitioner, Sawyer et al.
  • Chapter Author, Disaster Medicine, Ciottone et al.
  • Contributor, Department of Defense Committee on Tactical Combat Casualty Care (CoTCCC)


  • CDC and American College of Surgeons, Expert Panel on EMS Field Triage Guidelines
  • Western University of Health Sciences, Keynote Speaker

Most memorable overseas experiences include flying critically injured patients over the Hindu-Kush mountains, treating tropical diseases along the Amazon River, and exploring the rich heritage of over a dozen European countries. When not working, you will find him traveling with his family or manning a barbeque.

Read More +


David Thompson, MPAS, PA-C

Deputy Chief Medical Officer

David Thompson is a seasoned, senior practicing Physician Assistant, leader and educator with extensive experience providing quality care to a wide range of patients in challenging environments. He has practiced for years in Emergency Medicine, Acute Care Surgery and the Operational Medicine environment. A solid leader, David’s military experience spans three decades and has included multiple challenging command, staff and training positions. He is a much sought-after clinical teacher and has taught and lectured medics, physician assistants, physicians and non-medical personnel from a wide variety of backgrounds globally. David has had first-hand experience for decades responding to some of our nation’s greatest challenges, from hurricane relief missions, to consulting on national level medical projects to leading missions in combat as a military medical officer.

Education & Training

  • Salisbury University, Salisbury MD, (BS
  • Wake Forest University, Physician Assistant Program
  • University of Nebraska Medical Center, Omaha NE, Master of Physician Assistant Studies (MPAS)
  • Command & General Staff College, Fort Leavenworth, KS
  • Naval War College, College of Command & Staff, Portsmouth RI
  • Air War College, Maxwell Air Force Base, AL

Past & Current Appointments

  • Wake Forest University
  • Campbell University
  • University Uniformed Services of Health Sciences
  • Methodist University

Government or Military Experience

  • Command Surgeon, US Army Civil Affairs and Psychological Operations Command (Airborne)
  • Deputy Command Surgeon, US Army Special Operations Command (Airborne)
  • Deputy Commander, Clinical Services, 1st Medical Training Brigade
  • Commander, 7236th Medical Support Unit
  • Battalion Flight Surgeon, 1-130th Aviation Battalion (Attack)
  • Army Aeromedical Physician Assistant, Jumpmaster, Pathfinder, Air Assault, and Airborne qualified
  • Numerous other challenging assignments and deployments both CONUS and OCONUS

Areas of Focus

  • Remote Surgical Support
  • Acute Care Surgery and Emergency Medicine
  • Simulation in Medical Trainingl
  • Leadership, Mentoring and Training of junior medical personnel


  • Journal of Special Operations Medicine
  • Confèdèration Interallièe des Officers Mèdicaux de Rèserve
  • Association of Military Surgeons of the United States

Most memorable experiences include providing emergency surgical care for critically injured patients in combat and training a multi-ethnic, multinational, multi-service team in tactical combat casualty care on an assignment in the Middle East. When not working or traveling, he enjoys spending time with his family, reading, playing and performing music and spending time in the great outdoors.

Read More +


Erin Brady

Human Resources Manager

Erin Brady is an experienced Human Resources Manager and Industrial Security Manager. With a 15 year history of working in the defense industry, she specializes in Personnel Security, Physical Security, Information System Security and Organizational Leadership. Her career began at Applied Marine Technology, Incorporated (AMTI) in Southern Pines, NC where she discovered her passion for Industrial Security and personnel management. After five years at AMTI, Erin began work at The Wexford Group International where her she spent ten years managing very complex and broad security programs.

Education & Training

  • University of North Carolina Pembroke, B.A.

Areas of Focus

  • Security Procedures
  • Personnel Management

When she is not working, she enjoys spending time with her husband and three children.

Read More +


Aimee McIntyre

Media Relations

Aimee McIntyre has extensive marketing, media relations and branding experience for a diverse portfolio of global enterprises including destinations, world-wide hotel groups, and luxury brands. She has an outstanding track record of crafting thoughtful, creative and personalized strategies and campaigns to build awareness and create a big impact to elevate brands to the next level. Combined with her marketing and media relations skills, her expertise also extends to corporate communications and crisis management. At VIGILINT, Aimee specializes in the development and delivery of high-profile media coverage, content & branding, strategic marketing and BD support. Aimee’s marketing background includes leadership roles with a travel and luxury lifestyle public relations agency, corporate communications video production company, government public affairs agency, and a start-up online travel retailer and technology provider.

Education & Training

  • Boston College, Chestnut Hill, B.A.

Areas of Focus

  • Strategic Marketing
  • Media Relations
  • Leisure and Business Travel
  • Brand Creation
  • Powerful Content and Targeted Messaging
  • Emerging Market Segments and BD

After business hours, Aimee and her husband are busy raising their two teenage children, rushing from football game to dance competition and traveling at every opportunity.

Read More +

<p style="color: red;">Emily</p>
<p style="color: blue;">President</p>

Emily Elmore

Digital Media Marketing Manager

Emily Elmore is a seasoned digital marketing professional who has worked in the print/digital advertising industry and social media sector for the last ten years. Her extensive work portfolio includes the development, coordination, and execution of integrated digital campaigns and customized social media training programs for a variety of companies including Staples, Albertson’s Pharmacy, Leukemia & Lymphoma Society and Aramark. Emily has been a featured speaker or panelist at several prominent marketing conferences, including the Corporate Social Media Summit in New York City.

Emily oversees VIGILINT’s marketing team and coordinates branding and marketing activities for select business development strategies, and manages the blog.

Education & Training

  • University of Massachusetts Amherst, B.A.

Areas of Focus

  • Corporate Branding
  • Digital Analytics
  • Social Media Training
  • Marketing Strategies


  • Panel Speaker at the Corporate Social Media Summit, NY on "How Companies can Enhance Customer Relationships through Efficient and Human Responses."
  • Featured Speaker at the American College of Cardiology Annual Conference on the topic of "Leveraging Social Media in the Healthcare Industry."
  • Panel Speaker at the Annual North Carolina Recreation & Parks Association on the topic of "Optimizing Your Social Media Strategy"

Emily is probably at the beach.

Read More +

Monthly Newsletter

Featuring global health news from our Medical Intelligence Center

Sign Up!

Latest Blogs

"As a global media and communications company, complex medical challenges frequently confront our offices and business travelers. VIGILINT plays a valuable role in our crisis management process as a trusted medical advisor. Their team is incredibly knowledgeable and responsive. Global companies like ours are constantly affected by international health issues and VIGILINT has been a true partner when we needed an informed opinion to help set policy and guidance with respect to medical challenges affecting the health and safety of our employees and our ability to meet our client obligations. They are my first call whenever a medical crisis arises.”

-Director of Business Continuity & Crisis Management, Fortune 500 global advertising and marketing services company

"We have been using VIGILINT for the past two years and have been very satisfied with their services. The information and services have been provided in a very timely manner with extremely accurate information. They have been an intricate part in our planning of large corporate events."

-Manager of Risk Services, $10-billion-a-year consumer products company

“Simply put, VIGILINT is unmatched anywhere. They are compassionate, with high professional standards and an unwavering commitment to their client. For many years, VIGILINT has allowed our Family Office to travel with confidence, with complicated medical problems. This is the most complete, impressive, full-service program I have ever encountered. They are highly respected physicians who believe in personalized service.”

-West Coast family office (family-owned global event production company)