★ Startup in Focus

Human Interest: Making 401(k)s Easier for Small Businesses

Human Interest is a technology-first retirement benefits provider focused on making 401(k) and 403(b) plans easier and more affordable for small and mid-sized businesses. Its platform automates plan setup, payroll contributions, administration, compliance and investment management.

By Team Agent Unfolded | Last Updated: September 28, 2026
Fintech
Retirement
HRTech
Financial Infrastructure
Visit humaninterest.com ↗
$
$100M+ Latest Funding October 2025
◎
47K+ Active Employers Company-reported · 2026
◉
$3B Latest Reported Valuation October 2025

Basic Information

FieldDetail
Company Name
Human Interest
Category
Fintech / HRTech
Subcategory
Retirement Plans, 401(k) & Financial Infrastructure
Founded
2015
Headquarters
San Francisco, California
Stage
Late Stage / Private
Latest Funding
$100M+ growth financing · October 2025
Latest Reported Valuation
$3 billion · October 2025
CEO
Jeff Schneble
YC Batch
Summer 2015
Customers
47,000+ active employer plans
Website
humaninterest.com ↗

What Human Interest Does

Human Interest provides full-service 401(k) and 403(b) plans for businesses. The platform automates payroll deductions, employee onboarding, compliance testing, recordkeeping, investment administration and participant transactions.

Key Capabilities

  • Automated 401(k) and 403(b) plan administration
  • Payroll integrations with 600+ providers
  • Automated compliance testing and IRS calculations
  • Investment management and diversified default portfolios
  • Employee loans and distribution administration
  • AI-powered predictive compliance monitoring

Why It Matters

Small businesses have historically faced higher friction and administrative complexity when offering retirement benefits. Human Interest is building a technology-first infrastructure layer intended to make workplace retirement plans accessible to employers from one employee to 1,000+ employees.

Human Interest at Scale

47K+

Active Employers

Human Interest currently reports more than 47,000 businesses with active retirement plans on its platform.

600+

Payroll Integrations

The platform integrates with more than 600 payroll providers, allowing employee data and contributions to sync automatically.

1 in 3

New 401(k) Plans

Human Interest says its internal analysis indicates that one in three first-time 401(k) plans in the U.S. start with the company.

Enterprise Momentum

AI-Powered Compliance

In August 2026, Human Interest launched Predictive Compliance Monitoring as part of a new Compliance Guarantee, using AI to identify potential 401(k) compliance issues before they become surprises for employers.

UBS Distribution

UBS made Human Interest available to more than 5,000 UBS Financial Advisors, expanding access to its technology-first retirement plan recordkeeping platform.

Embedded Retirement

Human Interest also offers a white-label retirement platform for financial institutions and other partners, extending its retirement infrastructure beyond direct employer sales.

Funding Journey

2015

Founded

Human Interest

Founded in San Francisco and later joined Y Combinator’s Summer 2015 batch

August 2021

Series D

$200M

Round valued the company at approximately $1 billion

July 2024

Series E

$267M

Valued the company at approximately $1.3 billion

October 2025

Growth Financing

$100M+

Reported at a $3 billion post-money valuation

Data note: Human Interest’s own August 2026 materials report 47,000+ active employers. The company said in 2025 that it had raised almost $1 billion across its financing history, while an October 2025 report from Axios said a new $100M+ financing valued the company at $3 billion. Human Interest’s August 2025 disclosure also said the previously announced Series E and subsequent Morgan Stanley Tactical Value investment brought total primary and secondary financings above $700 million. Because the company and third-party databases use different funding definitions, this profile emphasizes announced rounds rather than presenting one definitive total.
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