The drugmaker ended up eliminating large parts of its local R&D staff, along with several other departments, as a result of that battle, and as a result of multiple company sales that followed the ultimately unsuccessful takeover battle. Gavin Herbert has returned to Allergan, sort of. Herbert, the co-founder of the Irvine-based pharmaceutical firm that long was OC's largest public company, now serves as chairman of San Clemente's Regenesis Remediation Solutions, which makes products used for soil and groundwater remediation. A Regenesis van was seen earlier this month at the current campus of Allergan Aesthetics. No word on what, if any, contaminants the company was treating in Irvine. Botox isn't considered a forever chemical. Mark Wahlberg's flagship restaurant Flecha, which has the same name as the tequila brand the actor is an investor in, opened earlier this month at the Bella Terra shopping center in Huntington Beach.