Maine Grains
Maine Grains is a Maine-based supplier of stone-milled flour, rolled oats, cornmeal, and other grains for culinary use.
Last updated August 26, 2026
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Overview
Maine Grains is an American grain-milling brand based in Skowhegan, Maine. It supplies stone-milled flour, rolled oats, cornmeal, and other grains intended for home cooking, baking, and professional culinary use. The company operates a gristmill in a former Somerset County jail building, giving the business a distinctive connection to the adaptive reuse of a historic local structure and to Maine’s regional grain economy. The brand’s product portfolio centers on minimally processed grain ingredients rather than finished consumer foods. Its offerings include milled flour and whole-grain products, as well as rolled and otherwise prepared grains used in baking and cooking. This places Maine Grains within the regional and specialty-food sectors, serving customers who value locally connected grain supply chains, traditional milling methods, and ingredients suitable for artisan and household food preparation. Amber Lambke is identified as a co-founder and chief executive officer of Maine Grains. She is also a co-founder of the Maine Grain Alliance, a trade association serving Maine’s grain community. Through this connection, the company is associated with broader efforts to support grain growing, milling, baking, and food-system development in the state. Maine Grains experienced a major change in sales mix during the COVID-19 pandemic. Its online sales increased by approximately 4,000 percent, reflecting heightened consumer demand for pantry staples and baking ingredients during the period. The company has been described as employing about 20 people and milling approximately 2,000 tons of flour per year. These figures indicate a small-scale regional manufacturer with meaningful production capacity, rather than a mass-market multinational food company. The brand’s identity is consequently built around regional grain processing, stone milling, culinary versatility, and participation in Maine’s local food infrastructure. Public reference material does not establish a separate parent company, public listing, ticker symbol, official website, or precise founding year. Maine Grains is treated here as an active corporate brand operating primarily in the United States.
History
Maine Grains developed as a regional grain-milling business in Skowhegan, Maine, where it operates a gristmill in a former Somerset County jail building. The reuse of this building is a defining feature of the company’s physical identity and links its manufacturing operation to the preservation and repurposing of an older local structure. The company’s business is centered on processing grains for culinary use. Rather than presenting itself primarily as a maker of finished packaged meals, Maine Grains supplies foundational ingredients such as stone-milled flour, rolled oats, cornmeal, and other grains. Its product range serves baking and cooking applications and reflects the role of regional milling in connecting farmers, processors, bakers, chefs, and household consumers. Amber Lambke is recognized as a co-founder and chief executive officer of Maine Grains. She also co-founded the Maine Grain Alliance, an organization serving Maine’s grain community. The relationship between the company and the alliance places Maine Grains within a wider network concerned with the development of grain production, milling, baking, and related food-system activity in Maine. The business operates at a scale characteristic of a specialized regional manufacturer. Public reference material states that it employs approximately 20 workers and mills roughly 2,000 tons of flour annually. These figures describe a company with an established production operation while remaining substantially smaller than national flour and grain conglomerates. The COVID-19 pandemic became an important commercial turning point. As consumers purchased more shelf-stable food and baking ingredients online, Maine Grains reported an approximately 4,000 percent increase in online sales. The surge highlighted the brand’s ability to reach customers through e-commerce and increased the visibility of its flour and grain products beyond its immediate regional market. Maine Grains remains associated with stone milling, regional food production, and culinary grain ingredients. Available reference material does not provide a verified founding year, a complete chronology of product introductions, or details of ownership changes and corporate transactions. Its documented history is therefore best understood through its Skowhegan milling operation, leadership under Amber Lambke, participation in Maine’s grain community, and pandemic-era expansion in online demand.
Operation of a gristmill in a former Somerset County jail
[1]Maine Grains established its operating identity around a gristmill located in a former Somerset County jail building in Skowhegan, Maine.
Amber Lambke identified as co-founder and CEO
[1]Amber Lambke is documented as a co-founder and chief executive officer of Maine Grains.
Pandemic-era online sales surge
[1]Online sales rose by approximately 4,000 percent during the COVID-19 pandemic.
Products and positioning
A regional, specialty-grain milling brand focused on stone-milled flour and other culinary grains, with an emphasis on Maine’s grain economy and traditional processing.
Flour
Stone-milled flour
Maine Grains’ core flour offering is produced through stone milling and is intended for culinary applications including household baking and professional food preparation. The product represents the brand’s central focus on grain processing and traditional milling within a regional food system.
Grain products
Rolled oats
Rolled oats are among Maine Grains’ documented grain products. They are supplied as a culinary ingredient for uses such as breakfast foods, baking, and other preparations where a rolled whole-grain format is appropriate.
Milled grain
Cornmeal
Cornmeal is part of Maine Grains’ range of milled culinary grains. It extends the brand beyond wheat flour into a separate staple ingredient used in baking, cooking, and regional food preparation.
Whole and processed grains
Other culinary grains
In addition to flour, oats, and cornmeal, Maine Grains supplies other grains for culinary use. The broader range supports the company’s role as a regional ingredient supplier rather than a brand limited to a single flour product.
Controversies
2021
Maine Grains recalls Organic Yellow Peas over undeclared soybeans
Maine Grains recalled 2,000 pounds of Organic Yellow Peas sold from October 17, 2019, through November 1, 2020, because the product may contain undeclared soybeans, which could pose a serious or life-threatening allergy risk. The peas were mistakenly shipped by a supplying farmer. No illnesses had been reported.
Recent events
Maine Grains recalls Organic Yellow Peas over undeclared soybeans[2]
Reported:
Maine Grains recalled 2,000 pounds of Organic Yellow Peas sold from October 17, 2019, through November 1, 2020, because the product may contain undeclared soybeans, which could pose a serious or life-threatening allergy risk. The peas were mistakenly shipped by a supplying farmer. No illnesses had been reported.
Sources3 sources
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