Gen. John Lamontagne, USAF vice chief of staff, delivers his keynote at the 2026 Air and Space Summit. Get exclusive investment insights from top Pentagon officials like Gen. Lamontagne at the Potomac Officers Club’s 2026 Navy Summit on Aug. 27! Gen. John Lamontagne, USAF vice chief of staff delivers his keynote at the 2026 Air and Space Summit. Dive into operationalizing IT to support mission outcomes at the Potomac Officers Club’s 2026 Navy Summit on Aug. 27! “This is another great example of what your United States Air Force and the nation can do around the world,” Lamontagne said.