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Solar Broker vs Installer: What the Difference Actually Costs You

Most homeowners do not know whether the company they called is the company installing their panels. The broker vs installer distinction shows up as real dollars in system cost, warranty coverage, and accountability when something goes wrong.

By Solar Installers Near Me Research Team • Published

Direct answer

What is the difference between a solar broker and a solar installer?

A solar installer employs the crews that physically install panels on your roof, pulls permits under their own contractor license, and carries direct warranty responsibility for the work. A solar broker is a sales organization that quotes you a system, then subcontracts the installation to a local company -- adding a markup you never see. The distinction directly affects your system cost, your warranty accountability, and who is responsible when something goes wrong. Source: CFPB Issue Spotlight on Solar Financing, 2025.

Key facts

  • Brokers mark up system prices 10 to 40% and subcontract the work. You pay the markup invisibly.

  • The broker fee is separate from the dealer fee on a solar loan. You can pay both at once.

  • On a $28,000 system with a 15% broker markup and 25% dealer fee, actual value delivered is roughly $20,000 and you finance $35,000.

  • To find out who is actually doing the work: ask for the contractor's license number that appears on your permit.

  • When a national brand goes bankrupt, the warranty you were sold may become a claim against the bankruptcy estate.

How each model works

Installer vs broker: what each one actually does.

Solar Installer

Direct
  • Employs NABCEP-certified electricians and installation crews.
  • Pulls permits under their own active contractor license.
  • The entity that shows up on your roof with panels and hardware.
  • Carries direct warranty liability for the installation workmanship.
  • If an inspection fails, they fix it. Their crew, their license, their responsibility.
  • Ask for their license number. It is a public record. Verify it is active.

Solar Broker

Middleman
  • A sales and marketing operation with no installation capacity.
  • Generates leads via door-knocking, online ads, or lead platforms.
  • Quotes you a system, helps with financing, then subcontracts the work.
  • Earns a fee built invisibly into the price you pay -- 10 to 40%.
  • The subcontracted installer pulls the permit; the broker is not on it.
  • Warranty chain is fragmented: the entity you signed with is not the entity that did the work.
Typical broker and dealer markup range. Source: CFPB Issue Spotlight on Solar Financing, 2025.
10-40
Added to loan principal on a $28,000 system with a 25% dealer fee -- invisible, no line item.
$7,000+
Questions to ask to determine if you are talking to a broker: license number, construction crew ownership, and year-8 warranty contact.
3
Broker markup AND loan dealer fee can be stacked. You can pay both on the same transaction.
Both

Three verification steps

Ask these three questions before signing anything.

  1. Step 1: Ask: "Does your company employ the crews who will install this system?"

    Require a direct yes or no. "We work with our network of local partners" is a brokering arrangement. A direct installer says yes -- and can name the crew lead, the installation supervisor, and the NABCEP credentials they hold.

  2. Step 2: Ask for the contractor license number that will appear on your permit.

    This is a public record in every state. A direct installer gives you a specific number immediately. A broker may not know it -- because someone else is pulling the permit. Look up the number on your state contractor board's website. Verify it is active, in the right trade category, and in the installer's name (not a third party's).

  3. Step 3: Ask who you call in year 8 if a panel underperforms.

    If the answer involves a manufacturer warranty claim, a third-party warranty company, or a customer service line for the national brand -- and not the installation crew itself -- the accountability chain is already fragmented. A direct installer gives you a direct answer: their service department. Their crew installed it; their service department fixes it.

The national brand problem

What happens when the company you signed with goes bankrupt.

Several of the largest solar brands in the US are essentially national brokering operations. They generate consumer interest through heavy advertising, then subcontract installations to regional companies. You pay the national brand's markup; a smaller local company does the technical work.

When a national brand fails -- and several notable ones have, including Mosaic and Sunnova's Chapter 11 filings in mid-2026 -- the warranty coverage they advertised becomes a claim against a bankruptcy estate. The installer who did the physical work on your roof may have a different warranty position entirely. The brand you signed with is gone; the local installer may or may not honor the original warranty.

The practical question before signing: whose warranty are you actually relying on? The national brand's name on the contract, or the company that physically installed the equipment? Know that answer before signing.

Accuracy note

Mosaic and Sunnova Chapter 11 status as of mid-2026. Verify current lender and brand status before making any financing decision. Lender status can change through restructuring or sale.

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Q and A

What people ask about brokers and installers

How do I know if I am talking to a broker or a direct installer?

Ask the company: "Does your company employ the crews who will install this system?" and "What is the contractor license number that will appear on my permit?" A direct installer answers both immediately. A broker may say they work with a network of partners or may not know the license number -- because the permit will be pulled by someone else.

Is it always worse to go through a broker?

Not necessarily. Some brokering operations deliver value through installer vetting, warranty backstops, and streamlined financing. The problem is that the markup is invisible. Knowing you are working with a broker lets you negotiate and compare. Not knowing means you are paying an undisclosed markup without the information to evaluate it.

What is the difference between a broker markup and a dealer fee?

A broker markup is embedded in the system price -- the broker subcontracts the work for less than they quoted you and keeps the difference. A dealer fee is embedded in a solar loan -- the lender pays the installer a sales incentive, then recovers it by lending you more than the system costs. They are two separate charges. You can pay both on the same transaction without knowing either exists as a line item.

What happens to my warranty if the solar company I signed with goes bankrupt?

Your warranty claim becomes a claim against the bankruptcy estate. The workmanship warranty from the company you signed with may have little practical value if that company ceases operations. The manufacturer warranties on panels and inverters come from the manufacturers directly, not from the installer -- those survive. The workmanship warranty (who is responsible for the installation itself) is the one at risk. This is why knowing which entity actually installed your system matters: the installing company's workmanship warranty may survive even if the national brand goes bankrupt.

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