Company: MCGAU
Filing Date: 2025-08-26
Form Type: 425
Source: 0001104659-25-083156
Chunk: 20

Company: Yorkville Acquisition Corp.
Filing Date: 2025-08-26
Form: 425
Chunk 20
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 New York. He is a graduate of the University of Delaware, from which he received a Bachelor
of Science degree in political science and economics.

Departure of Executive Officer

Effective August 21, 2025, Michael Rosselli
resigned as Chief Financial Officer of the Company.

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Appointment of New Executive Officer

Effective August 25, 2025, Troy Rillo was
appointed as Chief Financial Officer of the Company to replace Mr. Rosselli. In connection with his appointment as an executive officer,
Mr. Rillo entered into an indemnity agreement with the Company.

Troy Rillo, 57, serves as our Chief Financial Officer. He is an accomplished business executive and attorney with extensive experience
in corporate finance, securities law, and investment management. Troy is a partner with Yorkville Advisors Global, LP, an SEC-registered
investment adviser to a family of hedge funds, where he has since 2004 been instrumental in the firm’s growth and strategic direction.
Yorkville Advisors Global, LLC serves as the manager of Yorkville Acquisition Sponsor, LLC, the sponsor of Yorkville Acquisition Corp.
He also currently serves as Co-Chief Executive Officer of Yorkville Securities LLC, an SEC registered broker-dealer and member of FINRA,
and President and Chief Executive Officer, and member of the Board of Managers, of Yorkville America, LLC, an affiliated SEC-registered
investment adviser focused on branded investment products, including separately managed accounts and exchange-traded funds.

Prior to joining Yorkville Advisors, Troy
was a corporate and securities partner at K&L Gates LLP, a leading international law firm, where he advised public and private companies
on capital-raising transactions, mergers and acquisitions, and securities compliance. Troy is widely recognized as an authority in corporate
and securities law and is a frequent speaker on related topics. He earned both his J.D. and B.S. in Finance, magna cum laude, from the
University of Florida. While in law school, he served as a member of the Florida Law Review and was elected to the Order of the
Coif. He is admitted to practice law in New Jersey and Florida.

Committee Composition

Effective August 21, 2025, the Board appointed Messrs. May and McDonagh to serve as members of the Audit Committee and Compensation Committee
of the Board.

As such, as of August 21, 2025, the composition of the committees of the Board were:

Audit Committee

Omar Hasan

Owen