BERKELEY, Calif. (BRAIN) — At least a handful of major suppliers to Wrench Science have received emails from the retailer informing them of an impending closure. The California e-commerce retailer focuses on high-end complete bikes. Its website appears to be still operating, but the company has not returned several emails and phone messages left by BRAIN. BRAIN was unable to find any court records of a bankruptcy filing. Two suppliers shared an email they received from Wrench Science’s accounting department, which said in part,