Sacramento, Calif.-based Allworth Financial LP has acquired San Jose, Calif.-based Siena Wealth Management Inc.Inc., the Sacramento Business Journal reported Aug. 8.

Siena, with $250 million in AUM, is the fifth independent retirement advisory company acquired by Allworth, which will now have $4.5 billion in AUM after the acquisition, according to the report.

All four employees of Siena will work for Allworth, which was named Hanson McClain Advisors until February.