Income Research + Management Hires Head of Client Relationships and Business Development

Susan Brengle joins the firm to oversee client and consultant relationships and business development efforts

BOSTON–(BUSINESS WIRE)–Income Research + Management (“Income Research” or “IR+M”) today announced the hiring of Susan Brengle as Head of Client Relationships and Business Development, effective December 1, 2022. Ms. Brengle joins from Morgan Stanley Investment Management, where she was the Head of Client and Consultant Relations and Strategy for its North American Institutional Business. In her new role, Sue will oversee the firm’s strategy and execution for client and consultant relations and business development across all channels. She will report to Bill O’Malley, Chief Executive Officer, Co-Chief Investment Officer and Board Member.

“At IR+M, providing our clients, consultants and business partners with an exceptional fixed income experience is at the heart of who we are, and we are constantly striving for ways to deliver excellence and build on new and existing relationships.” said Bill O’Malley. “Sue brings her long-tenured relationship management, business development and leadership experience along with her deep knowledge of the institutional market and passion for clients; we’re thrilled to have her on board!”

Ms. Brengle brings over three decades of experience in the investment management industry to IR+M. She previously held leadership roles at Morgan Stanley Investment Management as Head of Client and Consultant Relations and Strategy, at Eaton Vance Corp as the Head of the firm’s Institutional Business in North America and at MFS Investment Management where she held several roles including International Business Director, Senior Relationship Manager and member of the Institutional Management Committee.

“I’m very excited to be joining IR+M and look forward to working with the team to serve the firm’s existing and prospective client relationships. IR+M’s commitment to remaining privately held and employee owned, coupled with their singular focus on fixed income offers a powerful value-proposition for clients across all segments. I’m thrilled to be part of this special firm and look forward to being part of its continued success,” said Ms. Brengle.

Ms. Brengle holds a B.A. in Economics from the University of Vermont. She is a member of the Board of Trustees at the University of Vermont and the Advisory Board of the UVM Grossman School of Business.

Ms. Brengle is replacing Molly Manning who is retiring at the end of the year after a seven-year tenure at the firm.

About Income Research + Management (IR+M):

IR+M is a privately-owned, independent, fixed income investment management firm that serves institutional and private clients. The firm manages $87 billion across the duration spectrum, product offerings include, but are not limited to, cash management, insurance, liability driven investing, tax efficient, and ESG and socially responsible investing strategies. IR+M’s investment philosophy and process are based on the belief that careful security selection and active risk management provide superior results over the long-term. By combining the capacity and technology of a larger firm with the culture and nimbleness of a boutique firm, IR+M strives to provide exceptional service for clients Visit:


Katherine Fox