Companies

Booz Allen Hamilton of McLean appointed Brad Maiorino executive vice president of the commercial business.

Chimes International of the District appointed Gerard Cotter executive vice president.

Customer Value Partners of Fairfax appointed Tracy Denny vice president for federal solutions.

Deloitte of Arlington appointed Cynthia Vitters federal government practice managing director.

Higher Logic of the District appointed Vince Zumbo chief financial officer and Jamey Jeff chief customer officer.

Ruppert Landscape of Laytonsville appointed Patrick Luzier southern region vice president in the firm’s landscape construction division.

Suddath of the District appointed Corby Lawrence regional marketing manager.

Tenable Network Security of Columbia appointed John Negron chief revenue officer and Jennifer Johnson chief marketing officer.

Transwestern of the District appointed Ethan Bernardi senior vice president, Joe McCormick vice president, Nathan Bortnick vice president and Ryan Gowling associate.

Walker & Dunlop of Bethesda appointed Michael Warren board member.

Associations and nonprofits

American Council of Life Insurers of the District appointed Nancy Powers Perry legislative director.

Conservation International of Arlington appointed Anastasia Khoo chief marketing officer.

Institute of Makers of Explosives of the District appointed John Boling vice president of government affairs.

National Catholic Educational Association of Arlington appointed Matthew Valleskey director of marketing and communications.

National Council for Behavioral Health of the District appointed Tom Hill vice president of addictions and recovery.

Law and lobbying

Arent Fox of the District appointed Brian Ronholm member of the food, drug, medical device and agriculture practice.

Barnes & Thornburg of the District appointed Bill Jones partner.

Gibson Dunn of the District appointed Avi Garbow partner.

Grant Thornton of Alexandria appointed Kathleen Sifer managing director for the public sector federal financial regulatory practice.

Holland & Knight of the District appointed David Whitestone head of the government section.

Hughes Hubbard & Reed of the District appointed Dean Pinkert partner.

Latham & Watkins of the District appointed Brandon Bortner and Anne Robinson partners.

Steptoe & Johnson of the District appointed Joe Caldwell partner.

Winston & Strawn of the District appointed Heather Kafele partner.

An earlier version of this list incorrectly identified the new head of the government section at Holland & Knight. This post has been updated.

— Compiled by Aaron Gregg

Send information about promotions, appointments and personnel moves in the Washington region to appointments@washpost.com.