Kellen is a leading global provider of management and strategic support services to associations, professional societies, and membership-based nonprofits. Our team of more than 350 association professionals provide industry-leading...
529 14th Street, NW, Suite 1280, Washington, DC 20045 United States
Webster, Chamberlain & Bean, LLP is the nation’s largest law firm devoted exclusively to the representation of non-profit corporations. It provides general legal, tax, antitrust, intellectual property, charitable solicitation...
1747 Pennsylvania Avenue, NW, Suite 1000, Washington, DC 20006 United States