Our Team

MainSpring Executives

Marshall Micheals

Chief Executive Officer

Marshall Micheals

Chief Executive Officer

Marshall is the CEO and founder of MainSpring. His goal every day is to create a community of employees, clients and partners that help people create a legacy of success—in life and in business. From a three-person company in 1993 to more than 50 employees in four states supporting clients at home and abroad, Marshall remains focused on growth. He earned the 2014 Smart CEO Innovator Award, but is most proud of the countless employee-earned honors and being named one of the D.C. area’s best places to work.

He enjoys his family, loves to exchange stories, and shares his pain as a Kansas City Chiefs and Washington Capitals fan every chance he gets.

Tom Keller

President & Chief Operating Officer

Tom Keller

President & Chief Operating Officer

Tom Keller joined MainSpring in 1999 as a client liaison in the cabling department, then created and developed the first iteration of the managed services offering and finally joined the consulting ranks. As President and Chief Operating Officer, Tom oversees the development, management and growth of the MainSpring government consulting division as well as the ProSuite Support Centre. Tom borrows from his years of government experience to implement process-based consulting standards and resolution strategies across the firm. A music enthusiast and fan of all things Philadelphia, Tom is most enthusiastic about being a dad to his three kids.

Ray Steen

Chief Financial Officer & CSO

Ray Steen

Chief Financial Officer & CSO

Ray Steen is the Chief Financial Officer & Chief Strategy Officer for MainSpring and has been with the firm since 2014. With over 25 years of experience in strategy, consulting and communications, his expertise arms clients with the strategies, tools and resources to meet their mission. Ray is a proud dad and coach of 5 kids, a fantasy sports nut and bleeds for the Chicago Bears and Boston Celtics.

MainSpring IT Managed Services Team

Jeremy Kaikko

Consulting and Integration Director

Jeremy Kaikko

Consulting and Integration Director

Jeremy Kaikko is MainSpring’s Consulting and Integration Director who works with business leaders to secure and move their businesses forward. Raised in northern Maryland, Jeremy enjoys spending time with his kids and friends, fishing and cheering on the Washington Capitals and Kansas City Chiefs. He has been at MainSpring for over 20 years.

Jim Bryan

Professional Services Consultant

Jim Bryan

Professional Services Consultant

Jim Bryan is a Professional Services Consultant. From Latrobe, Pennsylvania, Jim enjoys hobbies such as beer brewing, amateur radio, and other electronics work. Jim holds a degree in Mathematics with a minor in Computer Science. Jim is a CMMC Registered Practitioner.

Kenji D’Aguiar

Support Center Lead

Kenji D’Aguiar

Support Center Lead

Kenji joined MainSpring in 2012 as their Support Centre Lead. He’s responsible for overseeing MainSpring’s Support Centre and working with ProSuite clients on technical issues. Prior to working in IT, Kenji was also a chef concierge at multiple high-end hotels, like the Mandarin Oriental and the Biltmore, and was a personal concierge to multiple celebrities in Miami, Fl.

In his free time, Kenji likes to travel as much as he can. He’s a big fan of Real Madrid fútbol and also enjoys watching the English Premier League.

Mark Arenberg

Senior Solutions Architect

Mark Arenberg

Senior Solutions Architect

Mark Arenberg currently holds the position of Senior Solutions Architect at MainSpring, where he leverages his determined nature and strong interpersonal skills to excel in his role.

Born and raised in Baltimore, Maryland, Mark’s personal interests revolve around sports, particularly football and baseball, with his favorite teams being the Ravens and Orioles. He also enjoys fitness, video games and traveling. In addition to his personal pursuits, Mark contributes to his community by coaching Rugby at Calvert Hall High School.

In 2014, Mark earned his Bachelor of Science in Information Technology. Since then, he has accumulated a wealth of experience, having worked as a Project Engineer, Senior Escalations Engineer, and Solutions Architect. Notably, he was recognized as “Most Humorous” during his time in Middle School.