Mark Lesswing

Position: Blockchain Officer

Mr. Lesswing (former CTO and Senior Vice President for NAR) is a blockchain entrepreneur and technology expert. Mr. Lesswing was instrumental in innovation for the National Association of REALTORS® during his 17-year tenure. While at NAR, he grew open source and standards (RESO) concepts in the industry and oversaw the NAR’s Center for REALTOR® Technology. Prior to NAR he was a CTO for YesMail, a CMGI company.