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.

2026 Officers and Executive Committee of MACo’s Board of Directors

Keegan-Ayer

MC Keegan-Ayer 

President, MACo
Council Member
Frederick County

Lenny-Pfeffer-Cropped-80

Lenny Pfeffer

First Vice President, MACo
Council President
Dorchester County

Paul Edwards

Paul Edwards

Second Vice President, MACo
Chair, Board of Commissioners 
Garrett County

Steuart Pittman

Steuart Pittman

Secretary, MACo
County Executive
Anne Arundel County

Craig Matheis

Craig Mathies

Treasurer, MACo
Commissioner
Somerset County

Jack Wilson

Jack Wilson 

Past President, MACo
Commissioner
Queen Anne's County

2026 Members of MACo's Board of Directors

middleton

Sharon Green Middleton

Council Vice President
Baltimore City

Reuben Collins

Reuben Collins II, Esq.

Commissioner President
Charles County

Bob Cassilly

Bob Cassilly

County Executive
Harford County

Calvin Ball

Calvin Ball

County Executive
Howard County

Marc Elrich

Marc Elrich

County Executive
Montgomery County

Aisha Braveboy

Aisha Braveboy

County Executive 
Prince George's County

Randy Guy

James (Randy) Guy

President, Commissioners of
St. Mary's County

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John Barr

John Barr

Commissioner President
Washington County

Chip Bertino

Chip Bertino

Commissioner 
Worcester County

Julie Giordano

County Executive  
Wicomico County