Sharecast - Crummett, who will step down from the role at the end of 2024, will be replaced by Kelly Gangotra, currently the chief financial officer of Halma (LON:HLMA)'s healthcare sector operations.
Morgan Sindall (LON:MGNS) said Gangotra will be appointed as finance director and become a member of its board on a date to be agreed, expected to be around the third quarter of 2024.
Chief executive John Morgan said: "I'd like to thank Steve for his exceptional contribution to the board over the last ten years. Steve has seen the business through a period of significant growth and has helped shape our strategic direction and ensured that the financial stewardship of the business over the last 10 years has supported the group's long-term growth.
"I am delighted that Kelly will join the Group in 2024 and I look forward to working with her over the years ahead. She has an excellent track record as a CFO working in a decentralised business, is highly experienced in the construction and property industry and her valuable and significant skills and insight will support me and the board as the group continues to develop and grow."
As of 0900 GMT, Morgan Sindall shares were up 1.19% at 2,120.0p.
Reporting by Iain Gilbert at Sharecast.com