Linden Manager LLC, also known as Linden Capital Partners, bought Collagen Matrix Inc. for an undisclosed sum.
Collagen Matrix is an Oakland, N.J.-headquartered developer and manufacturer of collagen-based medical products used for tissue, bone repair and regeneration.
Linden is a Chicago-based middle-market private equity firm targeting the medical products, specialty distribution, pharmaceutical and services segments of the healthcare industry.
Golub Capital and Northwestern Mutual provided debt financing for the transaction.
William Blair was the financial adviser to Linden and Kirkland & Ellis LLP was its legal adviser. Robert W. Baird and Piper Jaffray were financial advisers to Collagen Matrix, while Ropes & Gray LLP was its legal counsel.