Retirement Plans for HVAC, Plumbing, and Electrical Business Owners

Compare retirement plan options for HVAC, plumbing, and electrical business owners, including SEP IRAs, SIMPLE IRAs, 401(k)s, profit-sharing plans, and cash balance plans.

By Kendall Maccagnan, CPA, CFP® and Financial Advisor in Tampa, Florida

Retirement Plan Options for HVAC, Plumbing, and Electrical Business Owners

HVAC, plumbing, and electrical business owners often spend years reinvesting in technicians, vehicles, equipment, inventory, marketing, and new locations.

That investment may help grow the company, but it can also leave much of the owner’s wealth tied to one business. A retirement plan may help the owner build assets outside the company while also creating a benefit for employees.

The best retirement plan for a trade or contracting business depends on several factors:

• Number of employees

• Employee ages and compensation

• Business profitability

• Desired owner contributions

• Cash-flow consistency

• Administrative budget

• Hiring and retention goals

  
  

Common options include a SEP IRA, SIMPLE IRA, solo 401(k), traditional 401(k), safe harbor 401(k), profit-sharing plan, and cash balance plan.

There is no single plan that is right for every trade business.

Why Should a Trade Business Offer a Retirement Plan?

A retirement plan can support both the owner’s personal financial goals and the company’s employee strategy.

For the owner, a plan may create an opportunity to save beyond a personal IRA and build investments outside the business.

For employees, retirement benefits may help the company compete for experienced technicians, service managers, estimators, dispatchers, and office staff.

A retirement plan may also provide tax benefits. Depending on the plan, contributions made by the company may be deductible as a business expense, while participating employees may be able to defer income into the plan.

The exact tax treatment depends on the plan structure and the company’s circumstances.

Solo 401(k)

A solo 401(k), sometimes called an individual 401(k), is designed for a business owner with no eligible common-law employees other than a spouse.

This option may work well for an independent electrician, plumber, or HVAC contractor who has not yet hired employees.

The owner may generally contribute in two roles:

• As an employee through salary deferrals

• As the employer through company contributions

  
  

This structure may allow an owner to make a meaningful contribution even when business income is lower than what might be needed to maximize certain employer-only plans.

The plan may become unsuitable once the company hires eligible employees. At that point, the business may need to transition to a standard employer retirement plan.

More information about the Solo 401(k) can be found here.

SEP IRA

A Simplified Employee Pension IRA, or SEP IRA, is funded entirely by employer contributions.

A SEP IRA can be relatively straightforward to establish and administer. It may appeal to a business with few employees, variable profits, or a desire to make discretionary contributions.

The employer can generally decide each year whether to contribute. This flexibility may be helpful for a trade business with seasonal or inconsistent cash flow.

However, contributions generally must be made using the same percentage of eligible compensation for participating employees. For example, if the company contributes 15% of the owner’s eligible compensation, it may also need to contribute 15% for each eligible employee.

That requirement can make a SEP IRA expensive for a company with a large workforce.

Employees also do not make salary deferrals into a SEP IRA. The employer funds the entire contribution.

More information about the SEP IRA can be found here.

SIMPLE IRA

A Savings Incentive Match Plan for Employees, or SIMPLE IRA, may be available to qualifying small employers.

Under this plan, employees can generally contribute through payroll, and the employer must make a required contribution using one of the permitted methods.

A SIMPLE IRA may offer:

• Lower administrative complexity than a traditional 401(k)

• Employee salary deferrals

• Required employer contributions

• A relatively accessible starting point for smaller businesses

  
  

This type of plan may work for a growing plumbing or electrical company that wants to offer employees a retirement benefit without taking on the full cost and administration of a traditional 401(k).

The tradeoff is that contribution opportunities may be more limited than under certain 401(k) designs. Employer flexibility may also be reduced because the required contribution generally cannot be skipped simply because the company had a difficult year.

More information about the SIMPLE IRA can be found here.

Traditional 401(k)

A traditional 401(k) allows eligible employees to contribute part of their pay through payroll deductions.

The employer may also choose to make matching, nonelective, or profit-sharing contributions.

A 401(k) may offer greater flexibility than a SEP or SIMPLE IRA, but it also introduces additional responsibilities including:

• Plan documents

• Employee notices

• Payroll coordination

• Nondiscrimination testing

• Participant disclosures

• Government filings

• Ongoing plan administration

• Fiduciary oversight

  
  

The business owner should understand both the financial cost and the responsibility involved in operating the plan.

A properly designed 401(k) can still be valuable for a growing HVAC, plumbing, or electrical company. It may support employee retention while giving owners and key employees greater opportunities to save.

Safe Harbor 401(k)

A safe harbor 401(k) is a type of 401(k) that generally requires the employer to make specified contributions for eligible employees. In return, the plan may avoid certain annual nondiscrimination tests that can otherwise restrict how much highly compensated employees and owners contribute.

This can matter when the owner wants to maximize personal salary deferrals but employee participation is low.

For example, technicians and office employees may choose not to contribute enough to support the owner’s desired contribution under a standard 401(k). A safe harbor structure may reduce that issue.

The required employer contributions create a predictable cost. Before adopting the plan, the company should consider whether it can support those contributions during both strong and weak years.

Profit-Sharing Plan

A profit-sharing feature may be added to a 401(k) or established under another qualified plan structure.

Despite the name, the company may not need to calculate contributions using a simple percentage of annual accounting profit.

The plan document determines how contributions are allocated among eligible employees. Some designs allocate the same percentage of pay to each participant, while others may permit different allocation methods.

A profit-sharing plan may help an owner:

• Increase retirement contributions

• Reward employees

• Share strong financial results

• Create flexibility from year to year

• Coordinate business and personal tax planning

  
  

The design needs to satisfy applicable testing and fairness requirements.

A business should not assume that most of the contribution can automatically be directed to the owner. Employee demographics, compensation, ownership, and plan design can affect the result.

Cash Balance Plan

A cash balance plan is a type of defined benefit retirement plan.

Unlike a 401(k), which is generally based on the amount contributed and investment performance, a cash balance plan promises a defined benefit using a formula.

This type of plan may allow significantly higher owner contributions than a 401(k) alone, particularly for an older owner with substantial and consistent income.

A cash balance plan may be worth evaluating when:

• The company produces strong, predictable profit

• The owner wants to accelerate retirement savings

• The owner is older than many employees

• The business can support ongoing contributions

• The owner already maximizes another retirement plan

  
  

These plans can be more expensive and complex to establish and maintain. They generally require actuarial calculations, annual administration, and a stronger long-term funding commitment.

A cash balance plan may be less suitable for a contractor with highly unpredictable earnings or limited available cash.

Which Retirement Plan Is Best for a Company With Employees?

A company with employees should evaluate more than the owner’s potential contribution.

The decision may affect:

• Total employer cost

• Employee participation

• Recruiting and retention

• Payroll administration

• Nondiscrimination testing

• Vesting schedules

• Contribution flexibility

• Long-term financial commitments

  
  

A SIMPLE IRA may be a practical starting point for a smaller company seeking basic employee participation.

A safe harbor 401(k) may provide greater contribution opportunities and reduce certain testing concerns.

A 401(k) combined with profit sharing may provide more design flexibility for an established company with stable cash flow.

A cash balance plan may complement a 401(k) when the owner wants to contribute substantially more and can commit to the required funding.

Example: Comparing Two Trade Businesses

Assume one owner operates a small electrical contracting business alone. The business produces consistent income, and the owner wants to save as much as reasonably possible without covering employees.

A solo 401(k) may be worth evaluating because the owner can potentially contribute as both employee and employer.

Now assume a plumbing company has 20 employees. The owner wants to increase personal retirement savings while also offering a competitive employee benefit.

A solo 401(k) would not be available. The company might compare a SIMPLE IRA, traditional 401(k), and safe harbor 401(k) depending on specific goals.

If the company has strong recurring cash flow and the owner has a larger retirement savings gap, it might also evaluate adding profit sharing or a cash balance plan.

The right answer depends on the full employee census, payroll, profitability, and owner goals.

Questions to Ask Before Selecting a Retirement Plan

Before choosing a plan, an HVAC, plumbing, or electrical business owner may want to ask:

• How much do I want to contribute personally?

• How much can the company afford to contribute for employees?

• Are profits stable enough to support required contributions?

• How many employees will become eligible?

• Will the plan help with recruiting and retention?

• Do I want Roth contribution options?

• How much administration am I willing to accept?

• Do I expect to hire significantly more employees?

• How close am I to retirement?

• Could the business be sold within the next several years?

  
  

A retirement plan should fit both the owner’s personal strategy and the company’s operational reality.

Frequently Asked Questions

What is the best retirement plan for a self-employed contractor?

A solo 401(k) or SEP IRA may be worth considering when the owner has no eligible employees. The better option depends on income, desired contributions, administration, and whether employees may be hired.

Can an HVAC company offer a 401(k)?

Yes. An HVAC company may establish a 401(k) for eligible owners and employees. The plan must follow its documents and applicable contribution, testing, disclosure, and filing requirements.

Can a business owner contribute more than employees?

Possibly. Certain 401(k), profit-sharing, and cash balance plan designs may allow different contribution results, but applicable testing and plan rules must be satisfied.

Is a SIMPLE IRA better than a 401(k)?

A SIMPLE IRA may be easier and less expensive to administer. A 401(k) may provide greater flexibility and higher potential contribution opportunities. The better choice depends on the company.

Can a contracting business have both a 401(k) and a cash balance plan?

A business may be able to maintain both plans. This combination can create larger contribution opportunities, but it also increases cost, complexity, and funding responsibilities.

The Bottom Line

Retirement plan options for HVAC, plumbing, and electrical business owners range from relatively simple arrangements to advanced plans designed for substantial contributions.

A solo 401(k) or SEP IRA may work for an owner without employees. A SIMPLE IRA may fit a smaller team seeking a basic benefit. A traditional or safe harbor 401(k) may provide more flexibility for a growing company.

Profit-sharing and cash balance plans may create additional savings opportunities for owners with strong, consistent cash flow.

The best plan is not necessarily the one that allows the largest owner contribution. It should also fit the company’s workforce, budget, administrative capacity, and long-term goals.

This content is provided for educational and informational purposes only and should not be construed as investment, tax, or legal advice. It is not intended as a solicitation or offer to provide advisory services in any jurisdiction where Off The Bay Wealth, LLC is not properly registered or otherwise permitted to operate. Information presented is based on sources believed to be reliable; however, accuracy and completeness are not guaranteed. This material is not intended to be a comprehensive analysis of all topics discussed. IRS provisions are subject to ongoing guidance and regulatory updates. Any financial decisions should be made in consideration of your individual circumstances, including your goals, risk tolerance, and time horizon. Investing involves risk, including the potential loss of principal.