Why Payroll Companies Won't Become RIAs
Kevin Busque and Steven Wu, CEO and CFO of Guideline, on the 401(k) and payroll ecosystem
This is why payroll platforms usually distribute 401(k)s through partners instead of building them themselves. A payroll product moves wages and files taxes. A 401(k) product also has to supervise retirement money, investment menus, plan compliance, and fiduciary workflows under IRS, Department of Labor, and SEC oversight. That means new licenses, new operations teams, and new liability, while the payroll company can still raise retention and revenue by attaching a partner plan inside its existing product.
-
The work is operational, not just technical. A 401(k) provider has to read payroll data, push deductions back into payroll every pay cycle, handle corrections like payroll reversals, run compliance checks, and manage filings. That is much closer to regulated financial infrastructure than to selling another HR software module.
-
The incentive to partner is strong because payroll companies get the upside without the burden. Guideline built growth through payroll partners like Gusto, Square, ADP, and Rippling, and those integrations became a major acquisition channel precisely because payroll platforms can monetize distribution while keeping their core payroll model intact.
-
The market has rewarded specialists that go deep on retirement rather than payroll vendors becoming RIAs. Guideline reached $120M ARR by June 2024 with about $14B in AUM, while Human Interest passed $100M ARR around the same time by integrating broadly across payroll systems. The pattern is specialist recordkeepers plugging into payroll distribution, not payroll systems rebuilding themselves as retirement firms.
Going forward, the boundary is more likely to blur through M&A and deeper embedding than through payroll companies standing up standalone RIA operations from scratch. Payroll platforms will keep pulling retirement tighter into the product because it lifts LTV and retention, and the winning retirement providers will be the ones that make that attach feel native while carrying the regulated machinery underneath.