Mr. Niehaus was a Managing Director at Hellman & Friedman before joining Housatonic Partners in 2001. During his twelve-year career at Hellman & Friedman, he was involved in several of the firm's recurring services, media and communications investments including Eller Media, Falcon Cable, and Mitchell International. Earlier in his career, Mr. Niehaus was employed in the Merchant Banking and Mergers and Acquisitions departments at Morgan Stanley & Co.

Mr. Niehaus is a graduate of Dartmouth College and the Harvard Business School. He is a Director of Fastener Distribution Holdings, LLC (formerly Aircraft Fasteners International, LLC); ResponseLink; Circle Graphics; 365 Data Centers; and HealthWyse.