Tidal Vision Raises $140M to Expand Sustainable Crab Shell Chemical Production Across U.S. and Europe
Tidal Vision, a green chemistry company founded by a former Alaska fishing captain, raised $140 million to expand its zero-waste process converting discarded crab shells into chitosan, a versatile industrial chemical. The company is growing its workforce, product lines, and production facilities across multiple U.S. states and Europe.
Tidal Vision Raises $46.7M to Convert Crab Shell Waste into Sustainable Industrial Chemical
Tidal Vision, a green chemistry startup founded by ex-fisherman Craig Kasberg, transforms discarded crab shells into sustainable industrial chemical chitosan, avoiding toxic alternatives. The company has raised $46.7 million in fresh funding to expand its zero-waste technology and was recently a finalist for the Sustainable Innovation of the Year award.
Tidal Vision turns Alaska seafood waste into chitosan and aquatic leather, opens SC plant and plans Bellingham expansion
Craig Kasberg’s Bellingham, Wash.–based company Tidal Vision converts seafood waste—salmon skin and discarded crab shells—into sustainable products like aquatic leather and chitosan using green chemistry. The company opened a South Carolina production site in July 2021 and will build a larger facility in Bellingham to scale U.S. commercial chitosan production for uses such as water purification, textile treatment and agriculture.
Organizations
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Tidal Vision Director 2025–present, Co-founder · current
