Board of Directors & Officers

Members

Officers and board members are elected for a one-year term beginning at the Winter Conference, where the new Board of Directors and officers are elected and inaugurated. Learn more about each board member by viewing their county website biography page, if available.

2023 Officers and Executive Committee of MACo’s Board of Directors

Calvin Ball
John Olszewski
Jack Wilson

Calvin Ball

2023 President, MACo
County Executive
Howard County

John Olszewski, Jr.

Acting President,
First Vice President, MACo
County Executive
Baltimore County

Jack Wilson

Second Vice President, MACo
Commissioner
Queen Anne's County

Keegan-Ayer
Lenny-Pfeffer-Cropped-80
middleton

MC Keegan-Ayer

Secretary, MACo
Council Member
Frederick County

Lenny Pfeffer

Treasurer, MACo
Council Member
Dorchester County

Sharon Green Middleton

Past President, MACo
Council Vice President
Baltimore City

2023 Members of MACo's Board of Directors

Steuart Pittman
Rothstein
Paul Edwards

Steuart Pittman

County Executive
Anne Arundel County

Ed Rothstein

Commissioner President
Carroll County

Paul Edwards

Chair, Board of Commissioners Garrett County

Reuben Collins
Hornberger
Bob Cassilly

Reuben Collins II, Esq.

Commissioner President
Charles County

Danielle Hornberger

County Executive
Cecil County

Bob Cassilly

County Executive
Harford County

Craig Matheis
Marc Elrich
Angela Alsobrooks

Craig Mathies

Commissioner
Somerset County

Marc Elrich

County Executive
Montgomery County

Angela Alsobrooks

County Executive
Prince George's County

Randy Guy

James (Randy) Guy

President, Commissioners of
St. Mary's County