David James Gribbin keynote speaker

Founder of Madrus LLC, Former Special Assistant to the President for Infrastructure at the White House
  • Transportation and Infrastructure
  • Transportation Policy and Finance
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DJ Gribbin is the founder of Madrus, LLC, a strategic consulting firm dedicated to developing critical infrastructure more efficiently.  In this role, he advises clients on a broad range of legal, business, and policy issues impacting large infrastructure projects.   DJ also serves as a Senior Operating Partner with Stonepeak Infrastructure Partners and was a Brookings Institute Nonresident Senior Fellow.

Prior to founding Madrus, DJ served as the United States’ first Special Assistant to the President for Infrastructure, where he led the development of the Administration’s $1 trillion-dollar infrastructure plan. In his public sector roles, DJ has also served as the General Counsel for U.S. Department of Transportation where he was awarded the Secretary’s Gold Medal on two occasions.  Prior to that, he was the Chief Counsel for the Federal Highway Administration. These three prior roles in government afford DJ a unique understanding of the intricacies of Federal law as it pertains to transportation and infrastructure.

In the private sector, DJ has been a leader in developing innovative strategies to finance infrastructure projects. He was the National Director for Strategic Consulting with HDR, where he advised clients on ways to expedite projects, increase revenue, and better visualize program oversight. Prior to that, he was the Managing Director and Head of Government Advisory at Macquarie Capital where he created and led their sell-side, private public partnership business within the United States.  A role that consisted of leading legal, technical, and financial experts to assist governments in attracting private equity investment to their infrastructure.

In the non-profit sector, DJ served as Chairman and CEO of a non-profit providing a number of services to San Pablo la Laguna Guatemala and held board positions with his church, his children’s school, and with community organizations.

DJ holds a BA and JD from Georgetown University, is a member of the Virginia Bar, and was a licensed broker dealer holding Series 7, 24, and 63 licenses.

DJ and his wife Molly reside in Leesburg, VA and are the parents of seven children.


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