Mega Backdoor Roth 401(k) tools for high earners
Help high earners go beyond the standard plan experience with after-tax contributions, automated conversion workflows and support for the operations around them.
Trusted by modern employers
Turn advanced tax features into an actual employer benefit
The value goes beyond the tax feature: high-income employees and owners get a more flexible retirement benefit without pushing every workflow onto the benefits team.
Give top earners room to save more
Support the advanced contribution paths high-income employees ask about while keeping the experience inside the employer plan.
Automate the hard parts
After-tax contribution workflows and in-plan Roth conversion need clean execution. Basic Capital helps make those steps operational instead of manual.
Keep advanced features connected
Payroll, compliance support and plan administration stay connected around Mega Backdoor Roth, so the benefit does not become a one-off exception.
A retirement benefit high performers notice
Basic Capital helps employers offer a more flexible plan experience for teams that expect more from their benefits.
“We have a younger team, and for me, Basic Capital was what I would have wanted for a retirement plan.”

“When we recruit senior hires, we’re often up against steep competition. The Basic Capital 401(k) helps us stand out.”

“Basic Capital has the potential to really move the needle compared to other options. Plus, it just looked a lot more user-friendly for everybody.”

Bring advanced tax features into the plan
See how Basic Capital helps employers support after-tax contributions, Roth conversion workflows and high-earner plan needs without rebuilding operations by hand.