Thought leader, strategist, software engineer, and recognized expert in national security and international affairs with more than two decades of executive experience in government and the private sector. David has served in senior positions at the White House, US Department of Energy, and US Department of Homeland Security (DHS). Most recently, he was Assistant Secretary for Policy at DHS, where he led global efforts and Presidential initiatives in counterterrorism, cybersecurity, building resilience, and critical-infrastructure protection. Before his government service, he was an adjunct professor at Georgetown University, founding director of the Homeland Security practice at the Center for Strategic and International Studies, and head of international operations for a systems-software firm specializing in industrial automation, robotics, and supply-chain management, where he led efforts to transform a 12 person IT company into a 100 person firm with operations in Europe, Russia, and the Middle-east. David currently serves as a member of the Aspen Homeland Security Strategy Group and as the CEO of Tektonics Global, a management consultancy firm supporting businesses and government in building smarter, safer, and more resilient cities.
Passionate and seasoned entrepreneur and attorney with multi-decade experience in developing creative and innovative strategies to obtain value from emerging market opportunities. Bob was instrumental in the conception and founding of iBiquity Digital (terrestrial digital radio), iXnet (Global VPN), Ondas Media (European satellite radio), Assure Space, LLC (insurance underwriter), and most recently Apio Systems, Inc. (telematics). Bob has a special talent for identifying unique business opportunities and creating the strategies and building the teams to make them a reality. Bob has created value through and for angel investors, strategic partners, private equity, and venture capital. Bob was an Equity Partner at the international law firm of Vinson and Elkins. At the law firm he established and grew the Telecommunications Practice and represented numerous clients developing and implementing innovative telecommunications technologies. Bob received a B.S. degree from the University of Maryland and a J.D. degree from the American University.
Together, we have brought innovations to life in small organizations and large, for industry and governments, and to the world.
Committed to advancing leadership and success through executive and organizational transformation, innovation, ethics, integrity, and authentic leadership. Greg has 30 years in the engineering and construction industry and is the founding Principal, President and Chief Executive of Crossroads Advisory. He is the former Chief Corporate Officer of global engineering giant AECOM and was instrumental in their growth to be the 90,000 person $18-billion company it is today. Greg is the Past President and Board Chairman of Engineers Without Borders-USA, a global humanitarian non-profit. Greg has played leadership roles in some of the world’s most challenging and exciting infrastructure projects on six of the seven continents. Member of the Board of Directors of OmniEarth Inc., that specializes in image processing, data fusion, big data and predictive analytics. Greg is an Adjunct Professor at Columbia University teaching graduate students on innovation and entrepreneurship in civil engineering. He is a professional engineer with degrees in Mechanical engineering, civil/environmental engineering, and an MBA. Greg currently shares his executive insights and leadership with several non-profits with a focus on the next generation of leaders: Network for Teaching Entrepreneurship NY, Derek Jeter Turn-2 Foundation NY, NJIT Board of Overseers, Rutgers Institute for Ethical Leadership.