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10 Best Solar Companies in Rockville, MD

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Written By David Cusick

Last Updated February 2024

A rooftop solar array could give you a renewable power source that will eventually pay for itself. Making the transition to solar energy can help you save money and shrink your carbon footprint, but you want to make sure you find a qualified installer. That’s why we’ve reviewed the options and assembled a guide to the most trustworthy solar providers in Rockville. These top installers offer high-quality and reliable services.

Our Recommended Providers

Top Pick
4.7/5
  • High-quality Maxeon solar panels
  • Nearly 30 years in business
  • Great customer service
Best Solar Panel Leasing
4.2/5
  • Long warranty options
  • Insurance available on panels
  • Free Tesla Power Wall maintenance

Top 10 Best Solar Companies in Rockville

Glim Solar

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18310 Montgomery Village Ave #300, Gaithersburg, MD 20879 (240) 739-0827 glimsolar.com

Clear pricing policy

Informative resources

Reliable customer support

Free quotes

Services Offered

Panel installation

Free State Solar Co

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11140 Rockville Pike, Rockville, MD 20852 (240) 847-3032 solar-maryland.com

Reliable customer support

Clear pricing policy

Free quotes

Services Offered

Skilled repairs
Panel installation
Cleaning and maintenance
System decommissioning
Consultation
Off-grid solar systems
Battery storage

Sunlight-To-The Rescue, LLC

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10014 Colesville Rd Ste B, Silver Spring, MD 20901 (240) 641-5054 sunlighttotherescue.com

Reliable customer support

Free quotes

Informative resources

Clear pricing policy

Services Offered

Panel installation
Consultation

Old Dominion Solar Panels

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1482 Ingleside Ave, McLean, VA 22101 (571) 946-6975 virginia-solar.com

Free quotes

Reliable customer support

Clear pricing policy

Services Offered

Skilled repairs
Panel installation
Cleaning and maintenance
Battery storage
System decommissioning
Off-grid solar systems
Consultation

Caleb Solar

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1775 Tysons Blvd, McLean, VA 22102 (855) 554-5044 calebsolar.com

Free quotes

Reliable customer support

Prompt service delivery

Clear pricing policy

Services Offered

Panel installation
Consultation

American Solar Enterprises LLC

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46400 Benedict Dr STE 203, Sterling, VA 20164 (703) 589-1136 thesolardr.com

Informative resources

Reliable customer support

Free quotes

Clear pricing policy

Services Offered

Consultation
Financing assistance
Panel installation
System decommissioning
Cleaning and maintenance
Skilled repairs

EDGE Energy

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6854 Distribution Dr, Beltsville, MD 20705 (301) 321-7868 edge-gogreen.com

Informative resources

Clear pricing policy

Reliable customer support

Free quotes

Services Offered

Skilled repairs
Financing assistance
Cleaning and maintenance
Consultation
Panel installation
Battery storage

Sky NRG Solar Inc.

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12020 Sunrise Valley Dr #100, Reston, VA 20191 (703) 935-2350 skynrgsolar.com

Prompt service delivery

Informative resources

Clear pricing policy

Free quotes

Reliable customer support

Services Offered

Battery storage
Permit assistance
Consultation
Panel installation

Sunburst Solar LLC

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8115 Maple Lawn Blvd, Fulton, MD 20759 (844) 478-6287 sunburstsolar.com

Free quotes

Clear pricing policy

Reliable customer support

Services Offered

Consultation
Skilled repairs
Panel installation
Permit assistance
Financing assistance

GreenBrilliance

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13655 Dulles Technology Dr Suite 130, Herndon, VA 20171 (703) 657-0090 greenbrilliance.com

Clear pricing policy

Free quotes

Informative resources

Reliable customer support

Services Offered

Cleaning and maintenance
Battery storage
Consultation
Panel installation
Skilled repairs
Permit assistance
Financing assistance
Today's Homeowner Ranking Methodology

Today's Homeowner looks at dozens of datapoints on solar companies to come up with our data-driven rankings. It's not possible for a company to pay for preferential treatment in our rankings. We look at the following key factors in determining who should top our list:

  • Company Experience
  • Real User Reviews
  • Company Reputation
  • Accreditations and Licenses
  • Service Area
  • Customer Service
Have questions about our methodology or company ratings? Reach out to FindAPro@TodaysHomeowner.com.

How To Choose a Solar Company

Putting solar panels on your roof could lower your electricity payments while benefiting the planet by reducing your carbon footprint through renewable energy use. Key considerations when looking at local solar installers are as follows.

Check Licensing

Verify that your solar installer is properly licensed. This help guarantee that the work is done properly using current installation best practices. The installation team for a solar photovoltaic (PV) system in Maryland must include a Home Improvement Commission-licensed contractor and a master electrician with at least seven years' experience. The contractor installs the panels, while the master electrician handles permits and connects the system to the grid. If you're installing a solar water heater, your contracting team must include a master plumber for permits and utility connections.

Read Customer Reviews

Check the Better Business Bureau (BBB), Google Reviews, TrustPilot, and other review sites to see what past customers have to say about local solar companies. Detailed reviews on these platforms can help you assess a provider's trustworthiness and customer service. Avoid providers with few or mainly poor reviews.

Compare Multiple Quotes

Call three to five solar companies for free, itemized quotes. The quotes should describe all costs and specify the solar equipment included. Reviewing multiple quotes helps identify the best option that fits your budget.

Ask About the Warranty

Quality solar installations should come with comprehensive workmanship and performance warranties. The workmanship guarantee covers any installation problems such as poor alignment, poor wiring, or cracks in the panels. The performance guarantee promises a specific energy output level. Strong warranties indicate that a solar installer trusts its installations.

Evaluate Financing and Incentives

Solar energy is great for helping you lower electricity bills over time. Be sure to consider these aspects when considering the final cost and value of solar panels.

  • Research federal and state tax credits: A 26% federal tax credit on total solar system costs is available through 2032. Many states offer incentives, too. The credits can lead to substantial savings for solar buyers.
  • Look into utility rebates: More discounts might be available from local power companies looking to encourage homeowners to switch to solar power. Contact your local utility provider to find out rebate values and qualification criteria, so you can determine your possible savings.
  • Compare system purchase options: Solar panels may be paid for outright or financed through a lease or loan. Review important financing details such as annual percentage rate (APR), payment schedule, fees, and ownership implications when financing your solar system.

Cost of Solar Installation in Rockville

The cost of solar panels varies based on system capacity and the technology used. The typical Rockville solar array has a capacity of 5.6 kilowatts. Homeowners in the area can expect to pay approximately $3,540 per kilowatt; the average Rockville homeowners spends about $13,851 on a new solar array after accounting for federal tax breaks. (Some homeowners prefer to lease solar panels to lower their upfront costs.) A personalized quote from a local solar installer will account for things like the capacity, panel type, and size of the planned system, and should include fees for preliminary work, permit fees, and labor.

Rockville Solar Incentives Guide

Incentive Type: Rebate Program

Website: energy.maryland.gov

Incentive Amount:

PV: $1,000/project (flat per installation/household incentive)
SWH: $500/project (flat per installation/household incentive)
New GHC: $3,000/project
GHC Replacement: $500/project

Incentive Type: Solar Renewable Energy Credit Program

Website: psc.state.md.us

Incentive Amount:

Varies based on market conditions

Incentive Type: Sales Tax Incentive

Incentive Amount:

100% exemption from sales and use tax

Incentive Type: Property Tax Incentive

Incentive Amount:

100% real property tax exemption for solar and wind energy property

Incentive Type: Rebate Program

Website: energy.maryland.gov

Incentive Amount:

Stick Burning Stove: $500
Pellet Burning Stove: $700

Incentive Type: Sales Tax Incentive

Incentive Amount:

100% exemption

Incentive Type: Property Tax Incentive

Incentive Amount:

Varies

Incentive Type: Property Tax Incentive

Incentive Amount:

Varies by jurisdiction; credit may be available for up to 3 years.

Incentive Type: Rebate Program

Website: energy.maryland.gov

Incentive Amount:

Residential: $4,000/kW of normalized capacity at 11 m/s
Community: $1000/kW - $4000/kW, depending on the system capacity

Incentive Type: Rebate Program

Website: pepco.com

Incentive Amount:

LightingGet instant, in-store discounts on select ENERGY STAR certified lighting.
LED Bulbs: Up to $3 per bulb
LED Fixtures: $8 per fixture
Appliances
Clothes Dryer: $50
Clothes Washer: $75 - $100
Hybrid Water Heater: $500
Pool Pump: $150 - $400
Refrigerator: $100
Smart Thermostat: $100
Dehumidifier: $30
HVAC
Air-Source Heat Pump: $400 (Tier 1) - $650 (Tier 2)
Central A/C: $300 (Tier 1) - $500 (Tier 2)
Geothermal Heat Pump: $1,500
ECM Furnace Motor: $50 - $100
Home Energy Check up: Free
Recycling
Refrigerator or Freezer: $50
Room A/C or Dehumidifier: $25

Incentive Type: Personal Tax Credit

Website: ecowatch.com

Incentive Amount:

30% federal tax credit for systems placed in service after 12/31/2021 and before 01/01/2033. Good for: solar water heat, solar photovoltaics, biomass, geothermal heat pumps, wind (small), fuel cells using renewable fuels.

Frequently Asked Questions About Solar in Rockville, MD

A solar photovoltaic (PV) array can generate power to run any electric appliance or system in your home. A more specific example is installing a solar heating system for your water.

There are a number of benefits to home solar energy. You can save money, qualify for tax benefits, and reduce emissions. With the right storage equipment, solar panels can also offer you further energy independence and offer some protection from power outages.

Yes, you can use home solar energy alongside conventional power sources. In most parts of the country, solar panels are designed to supplement your existing energy sources, so you can reap the environmental benefits and savings that come from using solar energy without having to completely switch over.

Generally speaking, your energy bills will decrease significantly after you install solar panels. This is because you're using the energy you generate for free rather than buying it from your power company. In Rockville, the average amount someone can save is $943 per year. With net metering programs offered by many utilities, you could ultimately make a profit from your system once the payback period passes.

Net metering is a type of "power purchase agreement." If your utility or state offers net metering, you can sell the solar energy you don't use to the grid. In return, they'll give you a credit on your power bill.

Ultimately, the answer will depend on your specific situation. You can take advantage of a federal tax credit of up to 30% of the system's cost, as well as state or local incentives depending on where you are. As for insurance, you'll need to inform your insurance company about your new solar panels. Your premium may increase due to added property values, but you'll have peace of mind if a covered event happens to the system.

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