Retirement benefits are no longer a perk reserved for Fortune 500 companies. Today, job seekers at every level are asking one simple question before they accept an offer: Does this company help me build a future? If your answer is unclear — or worse, if you have no plan at all — you are quietly losing candidates to competitors who do. Choosing the right retirement plan for your team is one of the highest-leverage decisions a business owner can make, touching employee retention, tax strategy, and your own long-term financial security all at once. The good news: there are more flexible, affordable options than most owners realize.

Why Offering a Retirement Plan Is a Business Decision, Not Just a Benefits Decision

Before comparing plan types, it helps to reframe why this matters. A well-structured small business retirement plan does three things simultaneously: it reduces your current federal tax liability (employer contributions are generally tax-deductible), it strengthens your compensation package without raising base salaries, and — under the SECURE 2.0 Act — it may qualify your business for significant tax credits that offset the cost of starting a new plan. For businesses with fewer than 100 employees, the start-up credit can cover up to $5,000 per year for the first three years, plus an additional credit for employer contributions. That changes the math considerably.

The Four Main Retirement Plan Options for Small Businesses

Not every plan fits every business. Here is a plain-language breakdown of the most common structures:

Traditional 401(k)

The small business 401(k) is the most recognizable plan and the most flexible. Employees contribute pre-tax dollars from their paychecks, and employers can offer matching or profit-sharing contributions. The 2025 employee contribution limit is $23,500 (plus a $7,500 catch-up for employees 50 and older). A 401(k) requires annual nondiscrimination testing unless you adopt a Safe Harbor design, which simplifies administration in exchange for mandatory employer contributions. Best for: businesses with multiple employees who want a scalable, competitive benefit.

SIMPLE IRA

The SIMPLE IRA is built for businesses with 100 or fewer employees. Setup and ongoing administration are straightforward, and there is no annual IRS filing requirement. Employees can contribute up to $16,500 in 2025, and employers must contribute — either a 3% match or a flat 2% contribution for all eligible employees regardless of participation. Best for: small teams where simplicity and low administrative overhead matter most.

SEP-IRA

The SEP-IRA (Simplified Employee Pension) is popular with self-employed individuals and small business owners because it allows very high employer contribution limits — up to 25% of compensation or $70,000 in 2025, whichever is less. The catch: only the employer contributes, and you must contribute the same percentage for all eligible employees as you do for yourself. Best for: sole proprietors, partnerships, or businesses where the owner wants to maximize their own retirement savings quickly.

Solo 401(k)

If you have no full-time employees other than a spouse, a Solo 401(k) lets you act as both employer and employee, maximizing contributions from both angles. Contribution limits are among the highest available for any individual retirement vehicle. Best for: owner-only businesses or husband-and-wife operations.

Key Factors to Weigh When Comparing Retirement Plans

Once you understand the basic structures, evaluate each option against your specific situation:

  • Team size and growth trajectory. A SIMPLE IRA is elegant for a 10-person team today, but if you plan to hire aggressively, a 401(k) scales better and gives employees higher contribution room.
  • Budget for employer contributions. Safe Harbor 401(k) plans require mandatory contributions, but they eliminate testing headaches. If cash flow is unpredictable, a profit-sharing 401(k) lets you vary contributions year to year.
  • Your own retirement goals. Owners often forget they are also participants. A SEP-IRA or Solo 401(k) may let you shelter far more income than a SIMPLE IRA would allow.
  • Administrative capacity. 401(k) plans have more compliance requirements — Form 5500 filing, plan documents, nondiscrimination testing — which is exactly why many business owners lean on an ASO like Nomad Partners to handle retirement plan administration alongside payroll and HR.
  • Employee demographics. A workforce heavy with employees over 50 will place extra value on catch-up contribution provisions, which favor 401(k) plans.

Common Mistakes Business Owners Make With Retirement Plans

Even well-intentioned employers stumble. Watch out for these pitfalls:

  1. Choosing a plan based on setup cost alone. The cheapest plan to launch is not always the cheapest plan to maintain — or the most valuable to employees.
  2. Ignoring the SECURE 2.0 tax credits. Leaving thousands of dollars in available credits on the table is an expensive oversight. Work with your benefits administrator and CPA to capture every eligible credit.
  3. Failing to communicate the benefit. A retirement plan employees do not understand is a retirement plan they do not value. Clear enrollment communication and ongoing education drive participation rates — and participation rates drive the nondiscrimination testing results that keep your plan compliant.
  4. Setting it and forgetting it. Plan limits, compliance rules, and your own workforce change. An annual review of your retirement plan design ensures it still fits your business.

Ready to Build a Retirement Benefit Your Team Will Actually Value?

Selecting the right retirement plan involves tax strategy, workforce planning, and compliance — all at once. That is a lot to navigate while also running a business. At Nomad Partners, our HR administration and employee benefits team works alongside business owners to evaluate plan options, coordinate with retirement plan providers, and keep everything running smoothly once a plan is in place. Talk to our team today and let us help you build a retirement benefit that works as hard as you do.