Buyout Briefs

TriMas Corp. has acquired Theodore Bargman Co., an Albion, Ind.-based lighting products maker that was most recently controlled by private equity firm The Riverside Co. No deal terms were disclosed.

Garden Fresh Restaurant Corp. (Nadaq: LTUS) has extended the deadline for completing its sale to Centre Partners from Feb. 27 to March 12. Centre Partners last year agreed to buy Garden Fresh – the operator of Souplantation and Sweet Tomatoes restaurants – for $16.35 per share.

Baird Capital Partners has acquired The Hygenic Corp., an Akron, Ohio-based maker of health care and fitness products. Terms of the deal were not disclosed, although American Capital Strategies said it contributed to the investment with $22.75 million in the form of senior secured notes and equity.

Oak Hill Capital Partners’ proposed acquisition of Duane Reade Inc. (NYSE: DRD) has hit a stumbling block. Reuters is reporting that investment firm Copper Arch Capital has upped its stake in the pharmacy chain to 7.8%, and has indicated that it could present opposition to Oak Hill’s $415 million acquisition.

Perseus and Renaissance Group also are running up against shareholder resistance to its proposed acquisition of Workflow Management Inc. (Nasdaq: WORK), according to Dow Jones. A group led by Springhouse Capital is contesting the acquisition, alleging that the company could substantially increase in value in the next two years.

Cornerstone Equity Investors has agreed to sell portfolio company True Temper Corp., a Memphis, Tenn.-based maker of golf shafts. The buyers are company management and Gilbert Global Equity Partners. No deal terms were disclosed for the transaction.

Warburg Pincus has agreed to acquire Polypore Inc., a Charlotte, N.C.-based supplier of filtration products, from an investor group led by The InterTech Group and GTCR Golder Rauner. Terms of the deal were not disclosed.