Abacus Finance has announced three promotions and a new addition to its investment team. Sean McKeever, a founding member, has been promoted to a managing director and chief operating officer. As COO, Mr. McKeever is a member of the Investment Committee and responsible for underwriting and portfolio management activities. Additionally, Aized Rabbani has been promoted to a director and Brian Green has been named a senior associate. Mr. Rabbani and Mr. Green both joined Abacus in 2014. Jonathan Choa, a senior associate, joined in 2015 and supports the team in structuring, underwriting and executing new investments. He previously worked at Bank of America Merrill Lynch in the Leveraged Finance group.