Sean E. Cullen of Hamburg, Rubin, Mullin, Maxwell & Lupin. Sean E. Cullen of Hamburg, Rubin, Mullin, Maxwell & Lupin. Courtesy photo

Additions

Hamburg, Rubin, Mullin, Maxwell & Lupin announced that Sean E. Cullen has joined the firm as a partner in its family law and criminal law departments.

He has been assisting Montgomery County residents for years with their domestic relations and criminal defense law matters. Cullen also has a special expertise in representing nonprofit organizations such as law enforcement, volunteer fire departments and first responder organizations.

He has represented, advised, maintained in compliance, and helped reinstate "nonprofit" status to hundreds of nonprofits. Cullen also has experience with professional licensing issues, suspensions and reinstatements.