On February 14, 2024, the board of directors of Vast Renewables Limited appointed Peter Botten and William Restrepo as members of the audit committee of the Board (the ?Audit Committee?) and John Yearwood as chairperson of the Audit Committee. Concurrently with the appointments of Mr. Botten and Mr. Restrepo to the Audit Committee, Colleen Calhoun and Colin Richardson stepped down from the Audit Committee. The changes in the composition of the Audit Committee were the result of the Board?s decision to revisit each committee?s membership following the appointment of Mr. Botten and Thomas Quinn to the Board in January and were not related to any disagreement by Ms. Calhoun or Mr. Richardson with the Company on any matter relating to the Company?s operations, policies or practices.

Compensation Committee: On February 14, 2024, the Board appointed Mr. Botten, Mr. Quinn and Mr. Yearwood to the compensation committee of the Board (the ?Compensation Committee?). Mr. Restrepo remains the chairperson of the Compensation Committee. Concurrently with the appointments of Mr. Botten, Mr. Quinn and Mr. Yearwood, Mr. Richardson stepped down from the Compensation Committee.

The changes in the composition of the Compensation Committee were the result of the Board?s decision to revisit each committee?s membership following the appointment of Mr. Botten and Mr. Quinn to the Board in January and were not related to any disagreement by Mr. Richardson with the Company on any matter relating to the Company?s operations, policies or practices. As a foreign private issuer, the Company is permitted, and has elected, to follow Australian practice, which does not require a compensation committee composed solely of independent directors. Nominating and Corporate Governance Committee: On February 14, 2024, the Board appointed Mr. Botten and Mr. Yearwood to the nominating and corporate governance committee of the Board (the ?Nominating and Corporate Governance Committee?).

Ms. Calhoun remains the chairperson of the Nominating and Corporate Governance Committee and Mr. Richardson remains a member of the Nominating and Corporate Governance Committee. Concurrently with the appointments of Mr. Botten and Mr. Yearwood to the Nominating and Corporate Governance Committee, Mr. Restrepo stepped down from the Nominating and Corporate Governance Committee.