David Johnston, Esq. – Community Resilience, Finance and Water Expert. David is a prominent  lawyer , advisor, and businessman, with over 35 years of experience working with a broad range of  private sector, non-profit ,and government organizations. He is the Founder and CEO of Hamilton Advisors, LLC, a South Carolina based company that works with organizations and their leadership on  domestic and international challenges and solutions involving community resilience, collaboration and finance, with a specific focus on water related issues. David is an experienced business lawyer,  with proven expertise in complex corporate , securities, finance, governance , and environmental matters. 

In addition to his role as Senior Advisor with P3, David serves as Senior Advisor with the Institute for  Social and Environmental Transition International in Boulder, Colorado; is Chairman of the  Steering Committee of the Charleston Resilience Network in Charleston , SC; serves on the Board of  Directors of the South Carolina Aquarium in Charleston, and is a member of the Advisory Board of  the Citadel Center for Climate Studies in Charleston. David is a frequent speaker and moderator at  conferences and meetings involving climate change, community resilience, risk mitigation, and financial  solutions, including: The Challenge of Financing Resiliency. William & Mary Law School and College  of Charleston / The Riley Center for Livable Communities (September 16, 2020); and The Three Ps:  Planning, Partnerships, and Paying for it All. William & Mary Law School / Virginia Coastal Policy  Center (November 15, 2019).  

Robert Rizzieri, P.E. – Facilities Acquisition Strategies, Design-Build Expert. Bob completed his  career with USACE, as the Deputy Chief Engineering & Construction, Headquarters USACE: where  he shared responsibility with the Chief of E&C for planning, programing, policy and execution of  USACE’s worldwide E&C missions (over 17,000 professionals). His E&C activities covered Civil  Works, Military Programs, Environmental for Army, Air Force, DOD agencies, Federal Agencies  and Foreign Governments that exceed $25B. Led civil works policy revisions that allowed the St. Paul  District to be a partner with Fargo, ND’s private-public-partnership infrastructure solution to annual  flooding. As Co-chair of USACE’s enterprise Sustainability Committee, he led the establishment of  significant policies for enterprise operations of over $35 billion/year to incorporate the needed level of  sustainability practices into daily operations and planning. 

Robert’s advisory services include: Infrastructure (including Water) & Facilities Acquisition Strategies,  Design-Build and DBIA training; Project Delivery Strategies, P3 & Mega Programs planning &  oversight framework; Partnering & Dispute Resolution Strategies; Sustainability and Climate  Resilience of Cities, Facilities & Infrastructure to mitigate effects of Climate Change. Through-out  his USACE career, Robert was a leading proponent of Design-Build and significantly contributed to  DBIA’s “D-B Done Wright for Federal Marketplace”. Robert guided the issuance of the USACE’s  enterprise resilience roadmap, which laid out how USACE’s actions, projects and or systems support  community resilience of climate change while increasing resilience of water and military projects and  operations within authorized authorities.