(*EDC Client Satisfaction Survey, Jan-Dec 2016)

our team

Peter Markakos

Peter Markakos is the President and Founder of EDC Consulting.  Pete has extensive experience working for large companies, systems integrators and “Big 4” consulting firms and has served in executive positions for such companies as SAP, KPMG, PricewaterhouseCoopers and IBM.  Pete has built from ground-up and successfully led Sales, Business Development and Proposal organizations.  Throughout his career, he has been successful at formulating and executing strategic plans and growing market presence while maximizing revenues in large and small business/start-up environments.  Pete is a retired 24-year U. S. Marine Corps Reserve officer with 9 years of active duty.  He has a Master of Science degree in Economics and a Bachelor of Science degree in Business.  He is an active member in numerous industry groups and professional organizations.


Uli Werner

Uli Werner is the Chief Executive Officer and co-Founder of EDC Consulting. Uli spent 16 years at SAP where he held a variety of senior executive and executive management positions within SAP America and its subsidiaries. Uli has a strong technical and functional SAP background and served as the executive sponsor and stakeholder for bringing SAP’s Public Sector Industry Solution to the Federal Marketplace. Uli led SAP’s Public Services team and was responsible for Software and Solution Sales, Strategic Alliances and Product Management. Uli was also the founder and executive sponsor of SAP’s first Public Affairs and Government Relations practice and Political Action Committee (PAC). He has a Master of Business Administration and a Master of Computer Science degrees and is an active member in numerous industry groups and professional organizations.

John Piazza

John Piazza is EDC Consulting’s Vice President for Business Operations. John is a retired Air Force colonel who served more than 26 years as a senior commander and pilot. He is also a highly experienced business development executive with deep understanding of the Department of Defense and Federal Civilian marketplaces. John has a powerful track record of leadership success with Go-to-Market, capture, proposal, and delivery of complex IT programs such as cloud; cognitive analytics; logistics, financial and HR ERP systems; Data Center Managed Services; application optimization and migration Services; cyber security; and other vital areas of Information Technology. John has bachelor’s and master’s degrees, is a graduate of the Harvard National and International Security Program and was a Distinguished Graduate of the National Defense University’s National War College.

Bill Elliott

Lee Hojnicki

Mark Raker

Dori Markakos

Dori Markakos is the Financial Controller for EDC Consulting.  Dori has more than 12+ years of experience in financial and accounting operations, financial administration, and a wide range of compliance and policy matters.  Dori previously worked in the property management and construction industry where she served as a Director of Operations and managed over 400 individual properties and a real estate portfolio valued in excess of $40M.  Dori is a graduate of the University of Virginia’s School of Commerce and received her Bachelor’s degree in Commerce with a specialization in Business and Marketing. She was a member of Beta Gamma Sigma, the business honors society.

Dori can be reached at dori.markakos@edcconsulting.com

Tom Nichols

Tom Nichols serves as a Business Analyst for EDC Consulting. He is a former Marine officer with six years of active duty experience. After leaving the service in 2012, Tom worked for the Department of Justice supporting the INTERPOL National Central Bureau. Tom holds a Bachelor of Science degree from the University of Illinois in landscape architecture and has numerous personal training certificates.


Matthew Hough

Matthew Hough is the Facility Security Officer and a Business Analyst for EDC Consulting. Matthew has experience working in personnel management, government clearance investigations, and personnel and facility security. He has a Bachelor’s degree in Criminal Justice and Criminology with a minor in Homeland Security. 

Tim Kleppinger

Tim Kleppinger is the EDC Consulting & McLean Advance Technologies General Manager.  Tim served 32 years in the US Army; five years as an enlisted soldier obtaining the rank of sergeant; then commissioned as an officer through OCS; and retired as a colonel, logistics IT.  Tim’s last two positions in the Army serving as a colonel were as the Director of Clothing & Textiles at the Defense Supply Center Philadelphia, and as TRADOC Systems Manager (TSM) & Director of Enterprise Systems for Army Logistics Systems at CASCOM, Ft. Lee, VA.  Tim’s 22 assignments included 5 overseas tours to Germany (X2), Greece (X2) and Honduras, and multiple deployments to Kuwait and Iraq.   After military retirement and prior to joining EDC/MAT, Tim served as Vice President and Senior Client Partner (Diamond Account Leader) for IBM Corporation’s Army and DoD programs.  In this role Tim exponentially grew his account winning and delivering over a billion dollars in Army logistics, human capital, training, command & control, ERP, Cloud and AI/Cognitive contracts.   Tim has earned multiple undergraduate and graduate degrees and is an inductee of the US Army OCS Hall of Fame.

Kien Lam

Kien Lam is EDC Consulting’s Project Accounting Manager. He is a graduate of Virginia Tech with a Bachelor of Science Degree in Economics.  Kien has more than 15+  years of experience in the Small Business and Government Contracting arena.  He prides himself in being a quick learner with not only accounting, but its computer related software.  He has worked his entire career with Small Business entities.  Kien has been able to hit the ground running with his knowledge and experience in Project Financials and knack for understanding Contract awards and modifications.  He is diligent with his focus on the project billing, and works competently with Program Managers to recognize the financial state of multi-million dollar programs.  Kien has also worked with multiple companies assisting them with new accounting software and the associated implementation process.


Teresa Vallelonga

Teresa Vallelonga is EDC Consulting’s Personnel Manager.  Teresa has more than fifteen years of experience working in the Human Resources field.  Teresa has experience in benefits, payroll, and compliance. Before joining EDC, she worked as a Human Resource Manager for other Government Contractors in the Northern Virginia area.  Teresa received an Associate’s Degree in Business Management from Northern Virginia Community College. She is an active member in the Society for Human Resource Management and is pursuing her SHRM-SCP certification


PJ Singh