Private equity firm Gemspring Capital announced an affiliate completed an investment in Spring, Texas-based Shrieve Chemical Co., a specialty lubricants producer. San Diego, California-based WD-40 Co.‘s board of directors appointed Neal Schmale as independent lead director and WD-40 CEO Garry Ridge as chairman of the board, effective yesterday. Ridge is replacing Linda Lang as chairman following her retirement as a director as of yesterday’s 2019 annual meeting of stockholders.