Marcum LLP is one of the largest independent public accounting and advisory services firms in the nation.
Ranked among the top 15, Marcum LLP offers the resources of 1,100 professionals, including over 130 partners, in more than 20 offices throughout New York, New Jersey, Massachusetts, Connecticut, Pennsylvania, California, Florida, Grand Cayman and China. Headquartered in New York City, the Firm's presence runs deep with full service offices strategically located in major business markets.

Established in 1951, Marcum is a leader with an outstanding reputation at the national and regional levels. Marcum is ranked as one of the largest firms in the New York metropolitan area (Crain’s New York Business), the greater Philadelphia region (Philadelphia Business Journal), the New England region (Boston Business Journal) and the Southeast (South Florida Business Journal).

Marcum offers an extensive range of professional services and a high degree of specialization. In addition to traditional accounting, assurance and tax, including domestic and international tax planning and preparation, the Firm’s professional services include mergers and acquisition planning, family office services, forensic accounting, business valuation and litigation support. The Firm has developed several niche practice areas serving private equity partnerships; hedge funds; SEC registrants; real estate; government, public and not-for-profit sectors; manufacturing; construction; healthcare; and bankruptcies and receiverships; as well as a China specialty practice.

Marcum professionals combine practical knowledge with years of experience to provide a level of understanding and service that is unique among professional service firms. The Firm takes a team approach to every engagement, ensuring the highest degree of technical knowledge, experience and understanding of current issues and regulatory matters. In addition, as a founding member of The Leading Edge Alliance, a worldwide group of large, independent accounting practices, the Firm's professionals have added access to a wide range of industry and service specialization.

Marcum is a member of the Marcum Group, an organization providing a comprehensive range of professional services spanning accounting and advisory, technology solutions, wealth management, and executive and professional recruiting. The Marcum Group companies include Marcum LLP; Marcum Technology LLC; Marcum Search LLC; Marcum Financial Services LLC; Marcum Bernstein & Pinchuk LLP; MarcumBuchanan Associates LLC; andMarcum Cronus Partners LLC.

One of the core values at Marcum LLP is giving back to the community. Through the Foundation Planned Giving Program, team members of the firm have an easy way to voluntarily contribute to four designated local charities