Sweden-based Väderstad acquires AGCO-AMITY JV LLC Swedish company Väderstad has acquired AGCO-Amity JV LLC and its brands, including Wil-Rich, Concord and Wishek. Väderstad held a luncheon for its employees on Wednesday, May 26, at their Wahpeton, N.D., factory. Written By: Michael Spieker | × Väderstad Inc. announced May 26, 2021, that is has acquired AGCO-Amity JV LLC and its accompanying brands Concord, Wil-Rich and Wishek. Mike Spieker / Agweek. WAHPETON, N.D. — AGCO-Amity JV LLC, the company that markets the well-known brand names of Concord, Wil-Rich and Wishek, announced on Wednesday, May 26, that it has been acquired by Väderstad AB.