David B. Mayo is serving his second term in the Albany County Legislature as the representative of the 21st Legislative District in the Town of Colonie. The District is in Latham and is bounded generally by Boght Road on the east, Johnson Road and Route 7 on the north, I-87 on the west and Troy-Schenectady Road on the south, and includes communities in the Latham Circle area.

He is Deputy Chair of the Civic Center Committee and a member of the Personnel Committee.  He previously served on the Mass Transit Committee.

Dave is an official court reporter for State Supreme and County Courts in the Third Judicial District, a position he has held since 1981, and formerly taught court reporting courses. He is a member of the National Court Reporters Association and the New York State Court Reporters Association, which he serves as Vice-President of the Board of Directors. Dave previously served as Board Chair, member of the Legislative Committee and chair of the Speed Contest Committee of the State Association.

He is a graduate of Watervliet High School and holds an Associate of Applied Science degree from Alfred State College.

Active in community and school affairs, Dave is a member of the Latham Ridge Parent Teachers Association and Elks Lodge #1500, and is a former North Colonie Little League baseball coach and manager and Colonie Youth Center basketball coach. He has provided closed-captioning for the deaf and hearing impaired for a local television station.

Dave and his wife Laurie are the parents of three children, Jeffrey, Zachary and Abby.