Brian Peccarelli, president the tax and accounting unit has become co-chief operating officer. He is joined in the role by Neil Masterson as the company this week implemented a reorganization in preparation for the company’s selling a majority stake in its Financial and Risk business to Blackstone.

Sales-and-use tax vendor Avalara has hired Danny Fields, an Oracle veteran, as EVP of engineering and chief technology officer. He succeeds Peter Harodon, who left the Seattle, Wash.-based company in January

Crowe has named Justin Bass as the accounting firm's first chief data science officer. The Chicago-based accounting firm (known as Crowe Horwarth until this week) also created a  data science business unit, which employs more than 20 data scientists.

RSM US has named Jeff Johannesen as chief strategy and innovation officer, effective June 1. He has served firm’s national tax leader since 2011 and since 2015 has served as executive sponsor for the firm’s client experience strategy.