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Our Leadership Team

Our leadership team comprises public health, emergency response, and grants management experts with decades of combined experience.

James Mullikin

Founder & CEO

James "Jim" Mullikin 

James "Jim" Mullikin is a dynamic and accomplished Public Health Practitioner with 25 years of experience in managing mission-critical programs for 

Sebastian Arguez

Senior Director, Sales & Client Services

Sebastian Arguez

Sebastian is a public health leader who specializes in leading growth initiatives for technology focused companies. He most recently led strategic 

Graciela Malave Gonzalez

Program Director

Graciela Malave Gonzalez

Graciela is a Certified Medical Technologist and emergency management professional with over a decade of experience in public health preparedness,

Youssef Ziouani

Chief Technology Officer

Youssef Ziouani

Youssef Ziouani is an accomplished technology leader with over 20 years of experience driving cloud transformation, infrastructure modernization, AI and 

Melissa Dunkerson

Chief Administrative Officer

Melissa Dunkerson

Melissa Dunkerson is a seasoned public health professional with over 25 years of experience in public health and healthcare preparedness, emergency

Hillary Manning

Director, Services

Hillary Manning

Hillary is a highly focused and detail-oriented professional with extensive experience in grants development and administration, emergency 

Holli D. Kozar

Vice President, Business Development

Holli D. Kozar

Holli is a dynamic, energetic, and skilled healthcare consultant with diverse clinical experience. With more than 25 years of experience in healthcare 

Bryan Heartsfield

Chief Technology Officer

Bryan Heartsfield

Bryan Heartsfield is an executive leader in public health preparedness and emergency management with more than two decades of experience directing 

Greg Mears

Chief Medical Officer

Greg Mears, MD

Dr. Greg Mears is a nationally recognized physician, educator, and leader in Emergency Medical Services (EMS) with decades of experience advancing

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