National Grid PLC appointed Andy Agg as CFO, effective Jan. 1, 2019.

Agg also will become an executive director and a member of the finance committee. He will continue as a member of the group executive committee, according to a Dec. 12 Form 6-K filing.

Agg has served as interim CFO of National Grid since July. He previously served as U.K. CFO and group tax and treasury director in 2016.