Marshfield Associates is a concentrated, long-only value investment adviser established in 1989. Located on Washington, DC’s Dupont Circle, the firm offers separately managed accounts and a mutual fund, the Marshfield Concentrated Opportunity Fund. It serves both institutional and private investors.

Marshfield is owned by its seven principals who have an average tenure of 23 years. Each principal must invest in the same stocks that Marshfield buys for its clients and may own no other publicly traded equities.