Browse 20+ providers in this category.
Featured Providers
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KTRADE - Plymouth, IN
Third-Party Administrator
Retirement plan provider. -
Ameritas Retirement Plans - Lincoln, NE
Third-Party Administrator
<p>Retirement plan administration and related financial services, with a focus on recordkeeping and compliance support. Ameritas Retirement Plans work... -
BPAS - Utica, NY
Third-Party Administrator
<p>Retirement plan administration and recordkeeping are the core of BPAS’s work for employer-sponsored plans. The firm handles day-to-day plan operati... -
Canada Life - Toronto, ON
Third-Party Administrator
<p>Retirement plan administration and recordkeeping are a core part of Canada Life’s group business, with participant advice available alongside group... -
Desjardins Financial Security Life Assurance Company - Lévis, QC
Third-Party Administrator
<p>Desjardins Financial Security Life Assurance Company is an insurance and retirement savings administrator that runs recordkeeping and participant a... -
Fidelity Investments - Boston, MA
Third-Party Administrator
<p>Provides retirement plan administration and recordkeeping for employer-sponsored plans. Fidelity Investments is a multinational financial services ... -
Manulife Financial Corporation - Toronto, ON
Third-Party Administrator
<p>Manulife Financial Corporation is a retirement plan administrator that handles recordkeeping and participant advice for employer-sponsored plans. F... -
Milliman - Seattle, WA
Third-Party Administrator
<p>Recordkeeping and retirement plan administration are core services at this independent actuarial and consulting firm. Founded in 1947, it works wit... -
NWPS - Seattle, WA
Third-Party Administrator
<p>Independent retirement plan recordkeeping and administration is the focus at NWPS, an administrator that handles day-to-day plan operations for emp... -
Open Access Ltd. - Toronto, ON
Third-Party Administrator
<p>Focused on group retirement plans and pension administration, Open Access Ltd. handles the day-to-day work behind employer-sponsored plans, from se... -
Paychex - Rochester, NY
Third-Party Administrator
<p>Payroll, HR, and retirement plan administration are handled by Paychex, which provides recordkeeping services for employer-sponsored plans. The com... -
Sharebuilder 401k - Seattle, WA
Third-Party Administrator
<p>ShareBuilder 401k is a retirement plan administrator and recordkeeper focused on 401(k) plans for small and mid-sized businesses, including self-em... -
Sun Life Financial - Toronto, ON
Third-Party Administrator
<p>Retirement plan administration and recordkeeping are a core part of what Sun Life Financial does for workplace plans, alongside participant advice ... -
Wealthsimple - Toronto, ON
Third-Party Administrator
<p>Wealthsimple is an online investment and savings platform that runs workplace group savings plans for Canadian employers. Through Wealthsimple for ... -
Employee Fiduciary - Mobile, AL
Third-Party Administrator
<p>401(k) administration and recordkeeping for small businesses, with a focus on keeping plan costs straightforward. Employee Fiduciary handles day-to... -
Common Wealth - Toronto, ON
Third-Party Administrator
<p>A retirement plan administrator founded in 2015, Common Wealth runs a digital platform for workplace retirement plans. The firm works with employer... -
Empire Life Investments Ltd. - Kingston, ON
Third-Party Administrator
<p>Empire Life Investments Ltd. is a retirement plan administrator that provides recordkeeping and fiduciary audit support for employer-sponsored reti... -
Human Interest - San Francisco, CA
Third-Party Administrator
<p>Retirement plan administration is the core of Human Interest’s business, with recordkeeping and compliance support for employers that offer 401(k) ... -
Corebridge Financial - Houston, TX
Third-Party Administrator
<p>Retirement plan administration is a core part of Corebridge Financial’s business, alongside life insurance and asset management. The firm provides ... -
Principal Financial Group, Inc. - Des Moines, IA
Third-Party Administrator
<p>Retirement plan administration and recordkeeping are a core part of this long-running financial services company’s business, with support for plan ...
Choosing the Best 401(k) Providers for Your Business
Finding the right retirement plan partner is a critical decision for any organization. The best 401(k) providers offer a combination of low administrative fees, diverse investment selections, and user-friendly technology. Whether you are a startup looking for your first plan or an established corporation seeking to optimize your current offering, selecting a provider that balances fiduciary support with employee engagement is paramount.
Top-Rated 401(k) Administrators in 2026
Our evaluation focuses on the industry leaders known for reliability and innovation. These providers excel in automating complex tasks like 401(k) testing and government filings, allowing you to focus on your core business operations.
- Fidelity Investments: Renowned for its massive investment menu and high-touch participant support.
- Vanguard: The gold standard for low-cost index funds and transparent fee structures.
- ADP & Paychex: Ideal for businesses seeking seamless 360-degree integration between payroll and retirement benefits.
- Human Interest: A leading digital-first provider focused on making 401(k) plans affordable and automated for small to mid-sized businesses.
- Charles Schwab: Offers robust managed account services and personalized investment advice for participants.
Key Features to Evaluate
When comparing 401(k) companies, consider the following essential criteria to ensure your plan remains competitive and compliant:
| Feature | Why It Matters |
|---|---|
| Payroll Integration | Reduces manual data entry and minimizes administrative errors. |
| Fiduciary Services | 3(21) or 3(38) services help mitigate legal liability for plan sponsors. |
| Participant Tools | Mobile apps and educational resources drive higher participation rates. |
Beyond standard 401(k) plans, many providers also offer specialized options such as Solo 401(k) plans for the self-employed or 403(b) plans for non-profits. Secure your company's financial future by partnering with a top-tier provider today.
Ready to compare specific options? Visit our retirement planning blog for deep dives into fee benchmarks and the latest SECURE 2.0 Act compliance updates.