David Ryan Mangum on the Method Behind Every Team He Builds
David Ryan Mangum, President of SMT Inc., explains the method he uses to build manufacturing teams: trust first, relationships second, accountability last. Raleigh, North Carolina, November 12, 2026, ZEX PR WIRE, David Ryan Mangum has led manufacturing operations across several companies, most recently taking on the role of President at SMT Inc. in September 2026. […]



















