Jamieson Corporate Finance is pleased to announce the appointment of Gus Phelps as CEO of our US business effective September 1, 2026. Gus will be based in New York, working closely with management teams, founders and stakeholders across the United States and North America. This addition marks another major step forward in Jamieson’s global expansion and the firm’s ability to serve our clients internationally.
Prior to joining Jamieson, Gus led the Private Capital investment strategy at Polen Capital and previously was a Partner at Summit Partners. Before that, he was the founding member of Seacoast Partners, a boutique investment bank. Gus has held regional President roles at both Association for Corporate Growth and Security Traders Association. Gus has an BA from Trinity College and an MBA from Cornell University.
Ian Jamieson, Founder and Executive Chairman, said, “the US is a key strategic growth area for the firm, complementing our established presence in Europe and Asia. Gus brings an exceptional track record, trusted relationships, and a unique understanding of the region’s cultural and financial landscape. Gus will work closely with the European and other Jamieson offices to ensure we expand our North American team, while delivering the service that Jamieson is renowned for.”
Gus Phelps, CEO US, remarked, “I am excited to join the Jamieson team and look forward to expanding Jamieson’s unique capabilities in the US market. Jamieson has built a proven record of success in the US and internationally, and I am eager to amplify the expertise to new and existing clients across the US and North America. I look forward to working with Michael Sirkin, US Chairman, and the rest of the Jamieson team.”
Jamieson Corporate Finance US, LLC is an SEC-registered broker-dealer, member of FINRA (www.finra.org) and member of SIPC (www.sipc.org). This article is for information purposes only and is not to be construed as a solicitation to invest in any securities. Jamieson Corporate Finance helped create the management advisory business and its affiliates have offices in New York, San Francisco, London, Frankfurt, Madrid, Milan and Stockholm.
For further information, please contact either Ian Jamieson: ijamieson@jamiesoncf.com or Gus Phelps: gphelps@jamiesoncf.com
September 2026
Jamieson Corporate Finance is pleased to announce the appointment of Gus Phelps as CEO of our US business effective September 1, 2026. Gus will be based in New York, working closely with management teams, founders and stakeholders across the United States and North America. This addition marks another major step forward in Jamieson’s global expansion and the firm’s ability to serve our clients internationally.
Prior to joining Jamieson, Gus led the Private Capital investment strategy at Polen Capital and previously was a Partner at Summit Partners. Before that, he was the founding member of Seacoast Partners, a boutique investment bank. Gus has held regional President roles at both Association for Corporate Growth and Security Traders Association. Gus has an BA from Trinity College and an MBA from Cornell University.
Ian Jamieson, Founder and Executive Chairman, said, “the US is a key strategic growth area for the firm, complementing our established presence in Europe and Asia. Gus brings an exceptional track record, trusted relationships, and a unique understanding of the region’s cultural and financial landscape. Gus will work closely with the European and other Jamieson offices to ensure we expand our North American team, while delivering the service that Jamieson is renowned for.”
Gus Phelps, CEO US, remarked, “I am excited to join the Jamieson team and look forward to expanding Jamieson’s unique capabilities in the US market. Jamieson has built a proven record of success in the US and internationally, and I am eager to amplify the expertise to new and existing clients across the US and North America.” I look forward to working with Michael Sirkin, US Chairman, and the rest of the Jamieson team.
Jamieson Corporate Finance US, LLC is an SEC-registered broker-dealer, member of FINRA (www.finra.org) and member of SIPC (www.sipc.org). This article is for information purposes only and is not to be construed as a solicitation to invest in any securities. Jamieson Corporate Finance helped create the management advisory business and its affiliates have offices in New York, San Francisco, London, Frankfurt, Madrid, Milan and Stockholm.
For further information, please contact either Ian Jamieson: ijamieson@jamiesoncf.com or Gus Phelps: gphelps@jamiesoncf.com
September 2026
