Zabbai in verse 28 is referred to in Neh 3.20. His son Baruch was one of the builders of the wall of Jerusalem. The other men are not mentioned elsewhere.
Quoted with permission from Noss, Philip A. and Thomas, Kenneth J. A Handbook on Ezra. (UBS Helps for Translators). New York: UBS, 2005. For this and other handbooks for translators see here .