Meet the Team




Alexandre (Alex) Theoharidis

Chief Executive Officer

With more than a decade of emergency medical services field experience, Alex holds valuable knowledge of all clinical and operational aspects of the medical industry, including patient care, operations, billing, reimbursement, and workflow processes.

Alex founded Coastal Medical Transportation Systems (CMTS) in 2013, and he grew the company from three employees to a staff of 300 in less than five years. He was also the co-founder and CEO of Acuity Link, a comprehensive emergency and non-emergency medical transportation. communications and logistics management platform provider, which was sold to Central Logic in January of 2021. In 2022 CMTS announced the acquisition of Transformative Healthcare’s Massachusetts medical transportation arm, comprised of Fallon Ambulance Service and LifeLine Ambulance Service. This deal made CMTS one of the largest ambulance providers in the state by both geographic reach and number of patients served.


Mark Contardo

Chief Operating Officer

In his role as Chief Operating Officer, Mark oversees the development and execution of Coastal Medical's strategies of promoting company growth and customer satisfaction. He most recently served as President of Avante Health Solutions, a capital equipment company that services hospitals, clinics and healthcare systems internationally. There, he had full P&L responsibility, leading a team of sales, operations, and production to improve market reach and efficiency.

Mark holds a BS in electrical engineering technology from the University of Massachusetts, North Dartmouth. Additionally, he previously served as a captain in the United States Air Force.


Doug Kangos

Chief Financial Officer

Doug brings more than 30 years of financial leadership experience to the team at CMTS. He spent the bulk of his career as a partner with PwC, one of the leading professional services networks in the world delivering assurance, tax and advisory services to early stage and private companies up to Global Fortune 500 companies. Doug then moved on to hold C-suite roles in nearly half a dozen organizations including Acuity Link  and Healthfleet, Inc. He holds a Bachelor’s degree in International Relations and Economics from Clark University and an MBA from Babson College.



Michael Pieretti

Chief Quality Officer

Michael currently serves as the Chief Quality Officer and Executive Vice President of Clinical Care and has worked at Coastal since 2015. A paramedic by trade, Michael's focus on clinical quality, education, and operational scalability and resiliency has contributed to the constant growth of CMTS since the company's outset.

Michael also co-founded Acuity Link with Alex Theoharidis, a comprehensive non-emergency medical transportation (NEMT) communications and logistics platform provider, which was acquired by Central Logic in January of 2021. Michael continued with Central Logic following the acquisition to lead their Intelligent Transport product until March of 2022, when he rejoined Coastal Medical to lead operations during aggressive growth.

Prior to joining CMTS, Michael worked for Boston MedFlight's ground critical care transport team and healthcare simulation team, and for Pro EMS as a 911 paramedic. Michael also serves on the academic advisory council for the Pro EMS Center for MEDICS paramedic education program. Michael brings over 18 years of diversified clinical, operational, and technological experience to the executive leadership team.


Steve Rose

Executive Vice President, Operations, Metro & Central

Steve brings a unique background of diversified healthcare experience as both a clinician and sales manager that began over two decades ago. He earned a BS in Business Management from Indian Wesleyan University and has spent the past decade in the medical device industry as a successful sales manager. Most recently, Steve worked for a global medical device company where his product expertise, business acumen and experience engaging C-suite executives made him one of the company's most successful managers.

In his current role as Executive Vice President Business Development with Coastal Medical Transportation Systems, Steve is tasked with contributing to the commercial success of the organization by supporting the development and implementation of data-driven practices designed to promote meaningful revenue and retention. In addition to overseeing the build out of the company's customer relationship management system, he leads an ongoing, collaborative effort to align internal teams with current and prospective partners.


Spero Theoharidis

Executive Vice President, Operations, South

Spero serves as the Executive Vice President of Operations for CMTS. He started with the company in a role as Vice President of Customer Engagement. In this role, he led the company’s partnership development and ongoing engagement with healthcare institutions. Spero helps to ensure the seamless operations and strategic growth of CMTS. He thoroughly enjoys providing the best customer and patient experience possible, as well as creating new innovative ideas that help to differentiate CMTS as the leading EMS provider in the prehospital world.

Aside from CMTS, Spero also served as the VP of Acuity Link. Acuity Link was an EMS communications and logistics management platform that linked ambulance services with healthcare institutions in real-time. This company had great success before it was acquired by Central Logic in January 2021.


Rich Quirk

Executive Vice President, Fleet and Facilities

Rich joined the team at CMTS in 2021. As Executive Vice President of Fleet and Facilities, he manages all fleet operations, facilities management, and logistics of equipment and supplies. Rich brings a wealth of knowledge in this space with a previous role in the c-suite with Silver Cloud Towing and Recovery where he oversaw towing and recovery operations, fleet management, and company growth strategies.



Mike DeCosta

Vice President, Communications and Technology


Kevin Mont

Vice President, Emergency Preparedness


Peter Racicot

Vice President, Business Development


Crystal Weinert

Vice President, Administration


Andy Weinert

Director of Revenue Cycle Management


Jose Caballero

Director, Operations


Patrick Lofgren

Director, Operations


Tyler Richards

Director, Operations


Nicole Mello

Director, Comms and Administrative Operations


Taylor Finch

Director, People Operations


Call CMTS today to schedule a service, we will bring you wherever you want.