Ruminant BioTech has secured $33.7 million across Pre-Seed, Seed, and Series A rounds to advance its methane-reducing technologies for livestock. The company first raised $4.5M in 2022, followed by a $12.2M Seed round in May 2023 led by Regeneration.VC and Sturgess Holdings Ltd. Its Series A round of $17M in November 2025, led by Rosrain Investments and Cultivate Ventures, supports large-scale production and commercialization. With growing investor backing, Ruminant BioTech is rapidly scaling its environmental impact solutions for the agriculture sector.