Polsinelli brought on Darren Donnelly as principal in its intellectual property practice. Donnelly’s practice focuses on patent and intellectual property disputes. Previously, he was at Fenwick & West. He will be based in the Silicon Valley office.

Jennifer Jeffers joins Stice & Block as counsel in the Oakland office. Jeffers represents clients in land use, permitting, zoning and regulatory matters. Previously, she was at Morrison & Foerster.