Aon and Willis Towers Watson’s proposed merger has received approval by their respective shareholders.

The merger, announced in March, remains subject to customary regulatory and other closing conditions. It’s expected to close in the first half of 2021. Upon closing, Willis Towers Watson shareholders will receive 1.08 Aon shares in exchange for each Willis Towers Watson share they held immediately prior to the closing.

Read: Aon and Willis Towers Watson set to merge

“On behalf of Aon’s board of directors and executive team, I would like to thank our shareholders for their overwhelming support of the proposed combination with Willis Towers Watson,” said Greg Case, chief executive officer of Aon, in a press release. “Our combination, which will accelerate innovation and strengthen our capability to provide more relevant solutions for clients, has only become more important through the COVID-19 pandemic.

“The events of 2020 are illustrative of the exact type of transformative long-tail risk our new organization will be best positioned to address, creating significant value for clients, colleagues and shareholders.”