Tarbell Professional Association Tarbell and Brodich, Professional Association - Concord, NH Lawyers Dedicated to meeting the needs of a diverse clientele, Tarbell & Brodich Professional Association is a general practice law firm based in Concord, New Hampshire since 1992. With a commitment to providing statewide service for individuals, businesses, corporate groups, and other organizations, we provide prompt, efficient, and courteous support and assistance for our clients at reasonable rates.