Concept Foundry announced that Mark Walston has been chosen as the Bethesda-based agency's new president.
Banking and finance
Provident Bank appointed Christopher R. Rahl, senior counsel, legal and compliance division, and William C. O'Connor, credit officer in its credit administration division, as senior vice presidents in those units. The Baltimore-based regional bank also named Mildred S. Probst as a vice president in the bank's operations division.
Anne Arundel Community College appointed Laura E. Weidner as executive director of its Center for Workforce Solutions in Severna Park.
GeneChoice Inc., based in Frederick, named Ronald Berzofsky president of the Kemp Biotechnologies Inc. subsidiary.
Mosaic Community Services named Michelle Fronduti as marketing coordinator for the Baltimore-area behavioral health services company.
In the region
Seyfarth Shaw LLP appointed Heather L. Pitz to the Washington law firm's government contract practice group.
Schnabel Engineering Inc. said Jeffrey Nelson joined the Glen Allen, Va., regional geotechnical engineering firm as senior associate at its Gaithersburg office.
Legal and insurance
Kirk Halpin & Associates PA admitted Brian Rosenberg to the Clarksville law firm as an associate. He will focus his practice on commercial real estate financing transactions.
Hodes, Ulman, Pessin & Katz PA announced that Mark Flanigan joined the corporate and tax group of the law firm, which is based in Towson.
On the board
Baltimore Area Convention and Visitors Bureau appointed Rick Staub, managing director of the Tremonts Baltimore properties, to its board of directors.
CollabraSpace appointed Kimberly Anderson as sales channel manager. Also, Mark Tanner was named director of law enforcement and homeland security for the Annapolis-based provider of Web-based collaboration solutions for the public and private sectors.
Avatech Solutions Inc. named Mark Haddad as vice president of building solutions for the Baltimore design and engineering technology company.
The Shelter Group appointed Scott Robuck as chief financial officer for the Baltimore-based apartment community developer.
KLNB LLC electedKeith Barnett, Devin Corini, David Fritz and Mark Tasker as partners of the Towson-headquartered commercial real estate services company. Also, Simon S. Najar was named a corporate staff accountant.
84 Lumber announced that Torran Harper, Baltimore, and Tom Kellough, Aberdeen, joined the national building supplies chain as manager trainees.