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Mainstar Trust

Onaga, United States (US) · Finance and Banking

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Data quality

Complete · Accuracy

Last verified

Feb 2026

#Self-Directed IRA

#Simplified Employee Pension Plan (SEP)

#Traditional IRA

#Inherited IRA

#Employee Benefit Plan (IDA)

#Automatic Rollover IRA

#SIMPLE IRA

#Roth IRA

#Individual 401(k) Plan

#Mutual Funds

Overview

Since 1978, Mainstar Trust has been a trusted self-directed retirement custodian with a reputation for exceptional customer service and an experienced and knowledgeable team. Rebranded from First Trust Company of Onaga, Mainstar is one of the largest self-directed custodians nationally with more than 120,000 customers and $8.5 billion in custody assets.
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Contact Details

customerservice@mainstartrust.com

Onaga, United States (US)

Founded

1978

Employees

50-100

Categories

Financial Services

Keywords

#Self-Directed IRA

#Simplified Employee Pension Plan (SEP)

#Traditional IRA

#Inherited IRA

#Employee Benefit Plan (IDA)

#Automatic Rollover IRA

#SIMPLE IRA

#Roth IRA

#Individual 401(k) Plan

#Mutual Funds

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