Capstone Solar Review 2024 - TH Solar Specialists?

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Updated on 2023-02-02

CapStone Solar Overview

Capstone Solar is a solar energy contractor based in Lacey, Washington. It is a part of CapStone Solutions, Inc, and its roots are in cell towers’ telecommunication construction and maintenance. They started in remote locations in the Northwestern American States and were founded in 2003. When the owners realized that the remote sites in the United States needed better energy utility and solar offerings, they turned to the solar sphere. As a result, the company has increased and has 138 employees, with 2,844 kilowatts installed in 2021. 


The company’s focus is residential installations, and they claim to be customer-centered, with 50,621 kilowatts installed since they first began.



CapStone Solar Company Services and Specifics 

CapStone Solar is a company that provides various services and utilities at lost cost and the best value. They offer to:

  • Model a system for your electrical needs
  • Engineer the design
  • Obtain all permissions
  • Install the system


They also offer:

  • Residential solar
  • Commercial solar
  • Utility-scale solar sales and installation
  • Solar installation
  • LG Chem solar batteries


Solar Panels offered by CapStone Solar

The company does not state the specific solar panels they offer. They only state that they use tier-1 products and will support you throughout the process. 


Specific Solar Panels Offered 

The company does not provide this information on its website. Instead, they only state what they will do throughout the process, but any information on specific solar panels needs to be included. 


Specific Types Of Solar Offered 

The company offers grid-tied residential and commercial solar. They also provide residential solar with hybrid solar systems and utility-scale solar sales and installation.


CapStone Solar is a company that will model a system that will lower your electrical bills and meet your home’s electrical needs. First, they will talk about the project with you, and then they will appoint a site visit before they start designing the system.


With a 3D Drone, they will design the system and then present it to you so you can review it together.


Their Project Management team will contact your local ordinances and obtain all the permissions and paperwork you need for the installation. The company claims to install the systems within 2 to 3 days, doing it efficiently and leaving the property intact.


They also offer a monitoring application so you can track the whole process.



Installation costs and process 


Almost all of the company’s reviews claim that the customers paid the quoted price and got excellent service and treatment. Unfortunately, the company does not provide costs on its website, but you can fill out an application to see if you can apply for the latest incentives offered. Since the company has a score of 4.9*, our experts can highly recommend it since all of the reviews claim it is an excellent company.


One customer states that the company helped them find the best financing plan and layout for their roof. Although no actual prices are noted, most reviewers claim they got a good quality return on their investment. One customer even states they got the best price for a high-quality product, describing the company as ‘amazing.’



CapStone Solar is a highly legitimate company registered in Lacey, Washington. There are no concerns about the company’s legitimacy since they clearly state its contact details and registration information. 

  • CapStone Solar is certified by the Solar Energy Industries Association.
  • The company has been BBB accredited since 8/5/2016.
  • The company has Solar Power World certification.
  • Licences: CAPSTSI868JD | CAPSTSI883OS | CCB 196584 | EL# C1050.


It has three office locations with clearly stated addresses. However, on the website, the company does not note any partnerships.


Review sites label the company as excellent, with a high score in terms of verification, licenses, and insurance.



Regarding scheduling, most customers are satisfied with the employees’ availability. The workers are flexible and easy to get in contact with. Most reviewers claim that the contractors are responsive and punctual. Most employees answer all the customer’s questions, providing them with all the necessary information. 


There is no official information on solar panel maintenance on the company’s website, or if they offer such services. Also, more information should be provided if the company replies to emails. Still, the positive customer reviews tell us that all your emails and calls would be welcomed and appreciated.


Customer service (Review Analysis)

The CapStone Solar customer services are very professional, and the people who chose them are delighted. Their service goes from a detailed explanation of all the technicalities to reviewing your choices and helping you decide which system best suits your needs.



The SolarEmpower View

CapStone Solar is a very professional company with a good reputation and outstanding reviews. They seem to deliver everything they promise and do it on time. The high percentage of satisfied customers shows that the company truly cares about its customers and is indeed one of the best solar contractors in the Washington area. 

💲Cost: 9/10 ✅Legitimacy: 8/10
⭐️Quality: 10/10 📞Customer Service: 7/10
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Contact Details

Address: 2641 Willamette Dr. NE, Lacey, WA 98516, USA

Phone: +1 800-583-3620

Industry Certifications

CALESIA – California Solar Energy Industries Association
CALESIA – California Solar Energy Industries Association
Better Business Bureau
Better Business Bureau
Solar Power World
Solar Power World

Service Types

Residential Solar
Commercial Solar

Service Areas

Select State:


Is CapStone Solar trustworthy?

The company is known to be very trustworthy and responsible, consistently delivering its promises on time.

Is Capstone Solar a good company?

According to all the positive reviews, CapStone Solar is not only a good company but one of the most excellent solar companies in the region.

Can you cancel a contract with CapStone Solar?

According to Washington state law, you cannot revoke a signed contract, so you cannot cancel a contract with this company.

Do CapStone Solar provide good service?

The company provides good service in which everything goes smoothly and as scheduled.

Capstone Solar Solar Details

Licensing Information

CAPSTSI868JD | CAPSTSI883OS | CCB 196584 | EL# C1050

8195 166TH AVE NE SUITE 100
Redmond WA

Capstone Solar User Reviews

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