John Schreiber is General Partner at Arizona Nuclear Ventures, a venture capital firm focused on advancing nuclear energy technology in the Greater Phoenix region.

John holds an MBA from Harvard Business School and is based in Scottsdale, Arizona with extensive experience in business development, strategy, and fundraising.

Arizona Nuclear Ventures led the $13M funding round for NuCube Energy in February 2026, positioning Greater Phoenix as a national center for advanced nuclear tech.

John has portfolio involvement with Energy Impact Partners companies including Atomic Canyon, which partnered with Oak Ridge National Laboratory on AI-powered nuclear operations.

Under his leadership, Arizona Nuclear Ventures is driving rapid demand from manufacturing, semiconductor expansion, and data infrastructure to support the region's energy transition.