Our Leadership
MCP’s Mission Starts From the Top
Mission Critical Partners’ leadership team sets the tone for our continued growth, exemplifying our core values of persistence, integrity, trust, accountability and prudence. This team, along with our Board of Directors, stays up-to-date with the latest technology and industry trends in order to deliver forward-looking, value-driven and high-quality experience for our clients.

MCP Executive Team

Darrin Reilly
President & Chief Executive Officer
Darrin brings a wide range of technology expertise to his current role. A major focus of his more than three decades in public safety has been spearheading the development of high quality and innovative services to serve law enforcement, fire and EMS and 911 public safety agencies.

Patrick Duffy
Chief Financial Officer
Patrick brings more than 10 years of financial leadership experience from several different industries. He was previously a manager in the audit practice of KPMG and has also gained expertise in both accounting and financial planning & analysis.

Rob Sterner
Chief Sales Officer
Rob leads MCP’s growth team dedicated to helping clients solve complex emergency communications issues while delivering a superior client experience.

David S. Jones
President of Lifecycle Management Services
David is a global business executive who is experienced in building high performance business and service organizations. He has worked in mission-critical industries for nearly 30 years.

John Chiaramonte
President of Consulting Services
John has large-scale, complex public safety systems consulting and implementation experience in addition to being a former 911 telecommunicator and first responder. He is an emergency communications, 911 and next generation 911 subject matter expert and executive leader.

Jason Scharfspitz
Senior Vice President of Corporate Development & Product Management
Jason leads MCP’s organic and inorganic growth initiatives and service development efforts. Scharfspitz joins MCP from Panasonic Corporation of North America, where he led mergers and acquisitions (M&A), investments and post-merger integration.

David F. Jones
Senior Vice President of Strategic Accounts
David provides executive-level consultative services and expertise on matters related to Next Generation 911, government affairs, public policy and legislation.

Morgan Sava
Vice President & Director of Marketing
Morgan brings more than 15 years of marketing experience to MCP. She is responsible for championing the company’s marketing approach, as well as growing demand for MCP’s services.

John Spearly
Vice President & Director of Administrative Services
John brings a proven record of accomplishment serving high-performance organizations with extensive industry experience in public safety, information systems, technology and consulting.

Sid McConahy
Vice President & Assistant Operations Director
Sid has been intimately involved with emergency services for the past 30 years, and spent a large portion of his career working in a 911 center.