Top 401(k) providers for small business setup in 2026
Compare the top 401(k) providers for plan setup.
Setting up a 401(k) plan remains one of the most important benefits decisions a small business can make. Beyond offering tax advantages for employers and employees, a retirement plan can play a central role in supporting workforce stability and long-term financial security.
At the same time, selecting a 401(k) provider—and getting a plan up and running—can be complicated. Different providers come with different setup timelines, pricing structures, payroll integrations, compliance support, and administrative effort. Some platforms are designed to minimize friction for very small teams, while others are built to support growing organizations with more customized requirements.
What’s more, in Betterment at Work’s Retirement Readiness Report 2025, which surveyed 1,000 full-time workers, 76% of workers said that benefits mattered more now than a year ago. Shifting financial conditions can change how much workers rely on benefits that support both long-term saving and short-term financial needs. In this environment, the design and implementation of a 401(k) plan has become a crucial decision, not just a compensation add-on.
In this guide, we’ll compare well-known 401(k) providers for small business, including Betterment at Work, to look at factors that impact plan setup: ease of onboarding, cost considerations, ongoing administrative demands, and long-term plan fit.
The information in this article is based on publicly available information as of February 2026.
Quick take
- Betterment: All-in pricing, with automated investing and a digital-first employee experience
- Fidelity: Variety of 401(k) options for different size businesses
- Human Interest: Startup-friendly plans with payroll integrations
- Empower: Streamlined approach to retirement planning
- Vanguard: Low-cost index fund-based plans designed to work alongside your own financial advisor or TPA
- Schwab Intelligent Portfolios: Brokerage-based 401(k) plans with broad investment options and self-directed flexibility
- John Hancock: Insurance-backed 401(k) plans with an emphasis on investment options and advisor support
Methodology
We evaluated each provider based on factors that directly affect how easy it is for a small business to launch and manage a 401(k) plan:
- Setup speed and simplicity
- Fees and pricing transparency
- Suitability for small businesses (no high minimums)
- Payroll integrations
- Employee experience and digital tools
- Compliance and fiduciary support
This approach highlights differences not just in cost, but in day-to-day effort and long-term usability.
Comparing 401(k) providers for small business setup
Betterment
Betterment offers a 401(k) solution designed to support small and growing businesses through plan setup and ongoing administration. Guided onboarding, payroll integrations, and transparent pricing help reduce administrative effort and clarify costs, while built-in support for compliance tasks such as testing and filings can/is built to assist sponsors with regulatory responsibilities.
Strengths
- Guided onboarding through setup to payroll launch, with support for employers and employees.
- Provides a dedicated onboarding specialist to help you set up or convert an existing plan.
- Built-in compliance and fiduciary support
- Broad payroll integrations for small businesses
Potential trade-offs
Betterment's all-in pricing may be higher than entry-level plans from some providers, depending on plan size and investment choices.
Fidelity
Fidelity is a large, established financial services provider offering a range of 401(k) plans for businesses of varying sizes, including options designed for small businesses. It’s primary small business offering is built around a streamlined setup process with pre-selected features and a simplified investment lineup.
Strengths
- Fidelity Advantage offers digital onboarding with a $500 one-time implementation fee
- Its solo 401(k) has no annual fee
- Pre-selected plan features and a simplified investment lineup.
- Online account opening for eligible small businesses.
Potential trade-offs
Fidelity removes much of the guesswork by preselecting key plan features in its 401(k) for small businesses. Employers looking for greater flexibility may find both the plan design and investment lineup somewhat limiting.
Human Interest
Human Interest offers 401(k) and 403(b) plans for small and medium-sized businesses, with a setup process designed to minimize administrative burden from the start. The platform emphasizes automation and payroll connectivity.
Strengths
- Digital setup process designed for small business owners without dedicated HR resources.
- Offers a variety of payroll integrations to simplify plan administration.
- Employers can configure eligibility requirements, matching formulas, and profit-sharing contributions as part of their plan design, with customization available at no additional cost
Potential trade-offs
Human Interest's setup process is optimized for small and medium-sized businesses with straightforward plan needs. Employers with more complex requirements — such as multiple plan types or highly customized investment lineups — may find the platform's flexibility somewhat limited as their organization grows.
Empower
Empower offers a streamlined 401(k) solution for small businesses through its Empower Ready Select program, designed to simplify plan setup and address state-mandated retirement plan requirements. Plan administration is handled through a network of third-party administrators (TPAs), with built-in fiduciary coverage through Morningstar."
Strengths
- Simplified setup with a standardized plan design that reduces decision-making for first-time plan sponsors.
- Morningstar 3(38) fiduciary coverage is included.
- Clear pricing structure with flat employer fees and a straightforward employee fee.
Potential trade-offs
Empower’s small-market solution is built around a single, standardized investment lineup and set plan design, which simplifies setup but can limit flexibility for employers seeking customized plan features or a broader range of investment options. Plan administration is managed through TPA partners rather than a fully self-serve digital platform, which may add coordination steps for some employers.
Vanguard
Vanguard offers 401(k) plans that emphasize simplicity, cost efficiency, and long-term investing principles, with plan setup typically supported through advisors or third-party administrators rather than a fully self-serve platform.
Strengths
- Plan setup is supported through financial advisors and Ascensus, providing guided assistance through compliance and administrative steps.
- Flexible plan design allows sponsors to configure investment types, Roth options, and other plan features during setup.
Potential trade-offs
Vanguard's 401(k) setup relies on Ascensus for recordkeeping and plan administration, meaning employers work with two separate entities rather than a single integrated platform. Plan fees are not published directly on the site and may require an advisor consultation, which can make upfront cost comparisons less straightforward for small business owners evaluating their options.
Charles Schwab
Schwab Retirement Business Services offers 401(k) plan setup through a collaborative model, pairing its trust, custody, and brokerage infrastructure with independent recordkeepers and advisors who handle plan design and administration.
Strengths
- Open-architecture investment access gives employers a broad range of investment options during plan setup.
- Independent recordkeepers handle customized plan design, participant enrollment, and compliance, with Schwab providing integrated technology and custody services.
- Transparent pricing model with integrated recordkeeping technology for ongoing plan operations.
Potential trade-offs
Because setup is handled across Schwab and independent providers, including a separate recordkeeper and advisor, employers coordinate with multiple parties rather than through a single, integrated platform.
John Hancock
John Hancock offers 401(k) plans for small businesses through an advisor and TPA-supported setup process. Plan setup involves working with a financial professional to configure plan design, investments, and compliance requirements.
Strengths
- TPA and recordkeeper provide assistance preparing and maintaining plan documents, supporting compliance from the outset.
- Digital enrollment experience for participants.
- Payroll integration support available through relationships with leading payroll providers.
Potential trade-offs Plan setup relies on coordinating across a financial professional, TPA, and recordkeeper, which may involve more steps and parties than fully integrated digital platforms. Employers looking for a streamlined, self-serve onboarding experience may find the process more involved than newer platforms designed specifically for small businesses.
What are the key features to look for in a small business 401(k) provider?
When evaluating providers, small businesses should focus on simplicity, transparency, and long-term fit. Low and clearly explained fees help avoid surprises. Easy administration can reduce ongoing workload. Quality investment options support employee outcomes. And built-in compliance support helps businesses meet regulatory requirements with confidence.
How much does it cost to set up a 401(k) plan for a small business?
Costs vary by provider and plan design. Common expenses include setup fees, ongoing administrative fees, per-employee charges, and investment-related costs. Some providers bundle fees, while others separate them. Understanding the full cost structure upfront is key to budgeting accurately.
Why Betterment tends to rate well for small business 401(k) setup
Betterment combines fast setup, transparent pricing, and modern tools into a platform designed for small businesses. The focus on automation and payroll integration helps reduce administrative work, while built-in compliance support helps businesses stay on track as they grow.
For employers looking to set up a 401(k) without unnecessary complexity, Betterment offers a balanced approach that supports both employers and employees over the long term.
FAQs
What is the minimum number of employees needed to start a 401(k) plan?
Many providers allow businesses with just one employee to start a 401(k), including owner-only plans.
How long does it take to set up a 401(k) plan for a small business?
Setup timelines range from a few days to several weeks, depending on the provider and plan complexity.
Can small businesses offer matching contributions with limited budgets?
Yes. Many plans allow flexible or discretionary employer matches that can change year to year.
What are the main compliance requirements for small business 401(k) plans?
Most plans require annual testing, reporting, and filings to meet IRS and Department of Labor rules.
Do small business 401(k) plans require a third-party administrator?
Some providers include administration services, while others rely on third-party administrators depending on plan structure.