Third-party accounting and administration firm Mourant International Finance Administration has named John Wiencek as managing director of its New York office and as the head of US fund administration. His career has included periods at Coopers & Lybrand, SS&C Technologies, BISYS and private equity funds.

The firm provides third-party fund accounting, reporting, administrative and US tax compliance services to alternative investment funds, including private equity, real estate, and funds of funds.