DATAPRISE - Key Persons


Al Castrillon

Job Titles:
  • Vice President, Consulting Services
As the Vice President of Consulting Services at Dataprise, Alfredo Castrillon, leads the customer facing technology consulting services for Dataprise which includes the execution of server, network, VoIP, Security and cloud projects as well other professional services. Prior to joining Dataprise he was the Director of Pro Services for Innovative Technology Solutions and was responsible for high-touch projects for critical clients in the Northeast region. He has led several technology groups for Dow Jones and Hearst Magazines. Alfredo also served in the United States Army as a commissioned officer in the Military Police Corps after he graduated from Hofstra University with a BBA. He also holds an MBA from Hofstra University.

Blake Apel - Chairman

Job Titles:
  • Chairman of the Board
  • Partner at Trinity Hunt
Blake Apel joined Dataprise's Board of Directors in December 2019. As a Partner at Trinity Hunt, Mr. Apel serves on the firm's Investment Committee and leads investment evaluation activities in the IT Services industry. Mr. Apel also sits on the Board of Directors of Improving, which provides outsourced custom software development services to Fortune 500 and mid-market clients across the US and Canada. Blake currently sits on the Board of three additional Trinity Hunt portfolio companies. Mr. Apel began his career at Trinity Hunt in 2007. His responsibilities include deal sourcing, deal execution, and portfolio company growth initiatives. Before joining the firm, Blake worked in management consulting at Bain & Company where he focused on corporate strategy, operations, and other value-creation projects. Mr. Apel has investment experience in the IT services, legal services, and healthcare industries, among others. Mr. Apel graduated magna cum laude from Vanderbilt University with a BA in Economics, and received his MBA from the University of Chicago Booth School of Business, where he was awarded the Elfman-Wareham Private Equity Fellowship. David Eisner founded Dataprise in 1995 and led its growth from tiny technology start-up through becoming a recognized leader in providing managed IT services to small and medium-size businesses nationwide. In 2019, Mr. Eisner led Dataprise through a successful transaction with Trinity Hunt Partners. In 2020, after twenty-five years of leadership, Mr. Eisner transitioned to the company's Board of Directors where he remains a strategic advisor focused on growth related initiatives. Mr. Eisner is a past recipient of the Ernst & Young Entrepreneur of the Year Award® and the Tech Council of Maryland's Executive of the Year award. Mr. Eisner has also been named to the MSPmentor's 250 Top People in Managed Services. In 2015, Mr. Eisner wrote Build Your Business Not Your IT Department: A Guide to Selecting the Right Technology Partner, a guidebook for small to medium-sized business on how to select the right IT partner. The book is available at Amazon.com. In 2018, Mr. Eisner was honored with the inaugural MSP 501 Lifetime Achievement Award from Channel Futures. Mr. Eisner holds both a bachelor's and master's degree in computer science from the University of Maryland and The Johns Hopkins University, respectively. He is an alumnus of the Entrepreneurs' Organization and a member emeritus of the Board of Visitors for the College of Computer, Mathematical, and Natural Sciences at the University of Maryland.

Chaz Chalkley

Job Titles:
  • Vice President, Channel and Strategic Partnerships
As Dataprise's Vice President, Channel & Strategic Partnerships, Chaz Chalkley leverages his 20+ years of technical consulting and customer service expertise to ensure Dataprise's strategic partnerships receive the engagement necessary to help empower sales teams and grow revenue share across their customer base. He's focused on building strong relationships with Dataprise partners, clients, discovering new opportunities, and delivering IT guidance on Dataprise's broad suite of managed and professional services. Chaz has been instrumental in the overall growth of Dataprise through his work in operations, service delivery, and account management. Before joining Dataprise in 2005, Chaz managed operations for a small IT consulting company specializing in carrier and managed services. He holds numerous technical and executive management certifications, as well as a bachelor's degree in Integrated Science and Technology from James Madison University.

Christian Fulmino

Job Titles:
  • Senior Vice President, Corporate Development
  • in 2022 As a Senior Vice President and Head of Corporate Development
Dave Schwartz joined Dataprise in 2021 through the acquisition of Wireless Watchdogs, where he served as the CEO. Now, as the Senior Vice President and General Manager of Wireless Watchdogs, a Dataprise company, he continues to oversee the Wireless Watchdogs service offering. Mr. Schwartz's focus is on delivering best-in-class managed mobility and telecom solutions into the Dataprise portfolio of services. Additionally, Mr. Schwartz works closely with members of the Executive Leadership team across Sales, Marketing, Finance, Operations, HR, and Legal to provide strategy and additional support to the Wireless Watchdogs team within Dataprise. With over 15 years of experience, Mr. Schwartz has been an entrepreneur that overseen, managed, and grown the Wireless Watchdogs organization successfully. Mr. Schwartz holds an undergraduate degree from Chapman University. In his free he enjoys playing golf, surfing, walking his dog, and going out to dinner with his wife.

Colin Hastings

Job Titles:
  • Vice President of Internal Operations
Colin Hastings' career began with 20 years' service in the Royal Air Force as Fast Jet aircrew, operating the Tornado GR1, a multirole combat aircraft. He departed the RAF in 2000 as a Squadron Leader after a final tour as Program Director of Electronic Warfare on the Headquarters staff at Strike Command. Colin then joined the telecommunications industry as a Project Manager. During that 17-year career in the complex business of telecommunications, in Europe and North America, he developed into an accomplished executive with vast international experience and deep technical expertise. His skills are numerous with expertise in change management, customer operations, service delivery, team development and program management. As Vice President of Internal Operations, Colin is responsible for the delivery of an outstanding and consistent level of service to our customers through continuous improvement, customer advocacy and employee engagement. Colin holds a Master of Business Administration degree from Open University in the United Kingdom, a large distance-learning and research university, and one of only three United Kingdom higher education institutions to gain full accreditation in the US. He earned his Bachelor's Degree with Honors in Electrical and Electronic Engineering from the University of Edinburgh, UK. He was awarded Membership in The Institution of Engineering and Technology (MEIT), a highly selective and prestigious multidisciplinary engineering institution.

Dara Eisner

Job Titles:
  • Senior Corporate Counsel
Dara Eisner began the in-house legal department when she joined Dataprise in 2014 as Corporate Counsel. She oversees all aspects of Dataprise's legal affairs while working collaboratively with Dataprise Leadership and across all departments. In her role as Director of Legal Services, she manages all Dataprise's legal functions including compliance, contracts, legal drafting, risk management, complex transactions, employment law, as well as managing outside counsel. With her law firm experience and prior work in litigation and employment law, Dara brings practical legal guidance to the team. She holds a Bachelor of Science from Vanderbilt University, and a Juris Doctor from the Columbus School of Law.

David Eisner - Founder

Job Titles:
  • Founder
  • Member of the Board of Directors
David Eisner founded Dataprise in 1995 and led its growth from tiny technology start-up through becoming a recognized leader in providing managed IT services to small and medium-size businesses nationwide. In 2019, Mr. Eisner led Dataprise through a successful transaction with Trinity Hunt Partners. In 2020, after twenty-five years of leadership, Mr. Eisner transitioned to the company's Board of Directors where he remains a strategic advisor focused on growth related initiatives. Mr. Eisner is a past recipient of the Ernst & Young Entrepreneur of the Year Award® and the Tech Council of Maryland's Executive of the Year award. Mr. Eisner has also been named to the MSPmentor's 250 Top People in Managed Services. In 2015, Mr. Eisner wrote Build Your Business Not Your IT Department: A Guide to Selecting the Right Technology Partner, a guidebook for small to medium-sized business on how to select the right IT partner. The book is available at Amazon.com. In 2018, Mr. Eisner was honored with the inaugural MSP 501 Lifetime Achievement Award from Channel Futures. Mr. Eisner holds both a bachelor's and master's degree in computer science from the University of Maryland and The Johns Hopkins University, respectively. He is an alumnus of the Entrepreneurs' Organization and a member emeritus of the Board of Visitors for the College of Computer, Mathematical, and Natural Sciences at the University of Maryland. John Martin joined Dataprise's Board of Directors in January 2022. As a Vice President, Mr. Martin is responsible for supporting deal sourcing and execution as well as portfolio company growth initiatives. He joined Trinity Hunt in 2018 after working for Piper Jaffray & Co. in the Diversified Industrials & Services Group, where he focused on mergers and acquisitions across a variety of sectors including business services, transportation and logistics, specialty manufacturing, and building products. John is actively involved in the portfolio management of Dataprise, Aperture, Improving, IMS ExpertServices, Juris Medicus, Lone Star Fasteners, MainStreet, Miller Environmental, Unity MSK and Exclusive Concepts. He received his B.S. in Accounting and Business Administration cum laude from Washington and Lee University.

David Schwartz

Job Titles:
  • Senior Vice President, Channels
Dave Schwartz joined Dataprise in 2021 through the acquisition of Wireless Watchdogs, where he served as the CEO. Now, as the Senior Vice President and General Manager of Wireless Watchdogs, a Dataprise company, he continues to oversee the Wireless Watchdogs service offering. Mr. Schwartz's focus is on delivering best-in-class managed mobility and telecom solutions into the Dataprise portfolio of services. Additionally, Mr. Schwartz works closely with members of the Executive Leadership team across Sales, Marketing, Finance, Operations, HR, and Legal to provide strategy and additional support to the Wireless Watchdogs team within Dataprise. With over 15 years of experience, Mr. Schwartz has been an entrepreneur that overseen, managed, and grown the Wireless Watchdogs organization successfully. Mr. Schwartz holds an undergraduate degree from Chapman University. In his free he enjoys playing golf, surfing, walking his dog, and going out to dinner with his wife. Keith Moses brings 14+ years of successful sales leadership experience to Dataprise. Prior to joining Dataprise, Keith served 6 years as one of the Enterprise Sales Leaders at Comcast Business where his focus was leading a hyperscale mid-market and Enterprise team driving revenue for Ethernet, Managed Services, Professional Services, Voice, and other complex solutions. He was a President club winner and prior to that led other hyper-performing teams at Clearwire, AT&T, Verizon and T-Mobile. Keith has an integral strategic focus on helping to curate a winning culture, recruiting, and DE&I. He attended Pennsylvania College of Technology studying Business Management where he met his wife and they have a son and daughter that keep them very busy.

Gaurav Agarwal - CFO

Job Titles:
  • Chief Financial Officer
As Chief Marketing Officer, Mary Beth Hamilton leads with a customer-focused and insights-driven approach to branding, communications, demand generation, customer engagement and partner marketing. Mary Beth is a passionate leader with 20 years of experience that spans marketing and communications at industry-leading organizations. Prior to Dataprise, she was Vice-President of Marketing at global IT provider Eze Castle Integration where she was instrumental in building the brand, marketing strategy and demand generation engine that powered the company's growth. Previously she managed public relations programs for leading technology companies including HP and BMC Software.

John A. Raos - President

Job Titles:
  • President
John A. Raos is the President for Dataprise overseeing our business operations and premier services including Cyber Security, Network Operations, Global Service Desks, Professional Services and Field Engineering. Mr. Raos has over 25 years of experience in mid-market service delivery management for multiple MSPs and VARs. For the last decade Mr. Raos' focus has been on integrating AI and Automation tools to enrich Infrastructure support programs with the goal of improving the customer experience. In 1994 John worked as an Advanced Systems Manager for Dataflex Corporation where he served as a principal advisor to their Healthcare and Pharmaceutical customers with respect to the continuous improvement of service quality and process efficiency. In 1996, he joined CompuCom Systems, one of the nation's largest IT services providers, as a Professional Services Manager eventually becoming a Regional Director. After helping the business grow tenfold during his tenure, John co-founded Innovative Technology Solutions, LLC in 1999 (Acquired by ATS) and became the company's Chief Information Officer and Vice President of Professional Services, initially building the technical solutions team, implementation methodology, operations, and internal information systems teams for the company. In 2018 he became the Vice President of Operations for the IT Services division of Advanced Technology Services where he was responsible for driving innovation and increasing operational efficiencies.

John Martin

Job Titles:
  • Member of the Board of Directors
John Martin joined Dataprise's Board of Directors in January 2022. As a Vice President, Mr. Martin is responsible for supporting deal sourcing and execution as well as portfolio company growth initiatives. He joined Trinity Hunt in 2018 after working for Piper Jaffray & Co. in the Diversified Industrials & Services Group, where he focused on mergers and acquisitions across a variety of sectors including business services, transportation and logistics, specialty manufacturing, and building products. John is actively involved in the portfolio management of Dataprise, Aperture, Improving, IMS ExpertServices, Juris Medicus, Lone Star Fasteners, MainStreet, Miller Environmental, Unity MSK and Exclusive Concepts. He received his B.S. in Accounting and Business Administration cum laude from Washington and Lee University.

Keith Moses

Job Titles:
  • Vice President of Business Development
Keith Moses brings 14+ years of successful sales leadership experience to Dataprise. Prior to joining Dataprise, Keith served 6 years as one of the Enterprise Sales Leaders at Comcast Business where his focus was leading a hyperscale mid-market and Enterprise team driving revenue for Ethernet, Managed Services, Professional Services, Voice, and other complex solutions. He was a President club winner and prior to that led other hyper-performing teams at Clearwire, AT&T, Verizon and T-Mobile. Keith has an integral strategic focus on helping to curate a winning culture, recruiting, and DE&I. He attended Pennsylvania College of Technology studying Business Management where he met his wife and they have a son and daughter that keep them very busy. Since joining the Dataprise team in 2005, Marissa Withers has played an integral role in the growth of the company by leading the people and culture team. She has a proven track record of attracting and retaining top talent, developing high-performance teams and delivering the experiences and results that matter most to the employees and business. Marissa is a strategic partner across the organization in acquiring, developing, and retaining talent while enhancing the Dataprise culture and talent brand.

Marissa Withers

Job Titles:
  • Vice President, Human Resources

Mary Beth Hamilton - CMO

Job Titles:
  • Chief Marketing Officer
  • As Chief Marketing Officer
leads with a customer-focused and insights-driven approach to branding, communications, demand generation, customer engagement and partner marketing. Mary Beth is a passionate leader with 20 years of experience that spans marketing and communications at industry-leading organizations. Prior to Dataprise, she was Vice-President of Marketing at global IT provider Eze Castle Integration where she was instrumental in building the brand, marketing strategy and demand generation engine that powered the company's growth. Previously she managed public relations programs for leading technology companies including HP and BMC Software. Mary Beth holds a bachelor's degree from Loyola University New Orleans and an MBA from Boston College. Christian Fulmino joined Dataprise in 2022 as a Senior Vice President and Head of Corporate Development and M&A. He is responsible for driving inorganic growth by identifying and acquiring the best companies in our space. Additionally, Mr. Fulmino works closely with the rest of the executive committee on strategy and growth initiatives. Mr. Fulmino has over 20 years of experience in buyside M&A. Christian has extensive experience leading complex acquisitions in both publicly traded and private equity owned businesses with a track record of successfully identifying potential and viable business acquisitions that support the growth strategy of the organization. Christian has a bachelor's degree in Finance from Rider University and an MBA from Cornell University.

Mike Wendt

Job Titles:
  • Vice President, Professional Services
Mike Wendt joined the Dataprise family in 2011 as a Technical Services Manager. He currently serves as the Vide President of Professional Services where he oversees a talented team of IT strategy consultants, project managers, and subject matter experts in a variety of technical areas. Professional Services helps Dataprise and our customers win with IT by understanding and mapping business drivers, managing change, and overcoming complex technical challenges. Mr. Wendt holds a B.A. from Martin Luther College and an M.S. in Management of Information Technology from the University of Virginia. The focus of his studies at U.Va. was delivering business value through IT. This continues to be a focus for him at Dataprise. Mr. Wendt has over 15 years of experience in IT operations and management.

Mitchell Paige

Job Titles:
  • Vice President, Finance
Mitchell Paige brings over two decades of financial management experience to Dataprise. Prior to joining the firm in 2009, Mr. Paige was a manager in a regional CPA firm and the Controller and Chief Financial Officer of private companies in the manufacturing, distribution and service sectors. In these roles, he developed knowledge and expertise in the areas of corporate finance, financial reporting, cash management, interpretation of financial results, strategic planning and general business administration. He has helped lead Dataprise through acquisitions and financing transitions during a period of unprecedented growth. Mr. Paige is a graduate of the University of Maryland, College Park, where he earned a bachelor of science degree in accounting. He has been a Certified Public Accountant since 1992 and a member of the AICPA and MACPA. Mr. Paige is a past president of the Save-A-Heart Foundation and former treasurer of Baltimore Adapted Recreation and Sports. In 2015, Mitchell received a CFO of the Year award from the Washington Business Journal.

Stephen Jones

Job Titles:
  • Vice President, Cybersecurity
Stephen "Jones" Jones joined the Dataprise team in 2020. As our Vice President of Cybersecurity Services, Jones is responsible for the strategic design, development, and execution of our Managed Security Service (MSS) offerings. Jones is a veteran in the Security Operations space bringing 20 years of experience in Cyber Security and technical leadership to the team. Jones' career started in the federal government where he spent more than 10 years providing technical leadership to the Intelligence Community in the area of Cyber Security. After leaving the public sector, Jones transitioned into the commercial space where he joined GuidePoint Security to develop their initial MSS offering, a SOC-as-a-Service offering that was wildly popular and led to the spinoff of the business unit into what is now today known as Deepwatch. Jones graduated from George Mason University with a B.S. in Information Technology. He is a Certified Information Security System Professional (CISSP) and Cyber Security Subject Matter Expert (SME).

Steve Lewis - CEO

Job Titles:
  • Chief Executive Officer
  • Member of the Board