Marsh River Cooperative, founded in Brooks, Maine, is an agricultural cooperative dedicated to retailing and promoting locally produced goods, foods, and crafts. Its core mission is to support local farmers and artisans by providing a marketplace for their products, fostering a sustainable and community-focused economy. The cooperative offers a variety of local produce, dairy, meats, baked goods, and handcrafted items, aiming to connect consumers with high-quality, locally sourced products.

Notable affiliated people include local artisans like Lesia Sochor, who conducts workshops such as the Pysanky Egg Dyeing event. The cooperative has achieved significant community engagement through these events and its consistent support of local producers. Its impact is evident in the strengthened local economy and increased awareness of sustainable practices among consumers. Investors and community members alike recognize Marsh River Cooperative as a vital hub for local commerce and cultural activities in Brooks, Maine.