High Definition Solar

Diamond Certified Company Report
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High Definition Solar
242 SURVEYS
13 CONSECUTIVE YEARS
SINCE AUGUST 2013
CERT 2051

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242
Verified Customers
Surveyed
Customer Loyalty
Customer Satisfaction
Helpful Expertise

Company Credentials

  • Liability Insurance
  • Business Practices
  • Current Complaint File
  • Workers Compensation
  • License Verification
  • Legal & Finance

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Diamond Certified Company Report SUMMARY UPDATE August 2025

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High Definition Solar

Rated Highest in Quality and Helpful Expertise for 13 Consecutive Years.

Quick Summary

  • Diamond Certified since 2013
  • Provides solar and roofing services for homeowners throughout Northern California
  • Offers 24-hour solar panel performance monitoring
  • Member of The League of California Homeowners

Top News Updated

COMPANY MILESTONES

High Definition Solar is celebrating its 15th anniversary in 2025.

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Top Survey Responses

From a recent Diamond Certified Survey Response: “They did great work at a reasonable price. The owner squeezed me in during a busy time of the year and got the work done in the time frame that he [promised].”

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From a recent Diamond Certified Survey Response: “They knew more than other solar companies about the options [that were] available, including the fact that California offers different incentives. I spoke to a lot of people regarding this service and all of them were wonderful.”

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Trending Projects

High Definition Solar recently repaired a rooftop solar system for a happy homeowner in Richmond. He received a notification that the largest panel on his system wasn’t working, so he...

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High Definition Solar
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High Definition Solar

Solar
|
Alameda  Contra Costa  El Dorado  Marin  Napa  Placer  Sacramento  San Mateo  Santa Clara  Santa Cruz  Solano  Sonoma  Yolo  Yuba Counties
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242 SURVEYS
13 CONSECUTIVE YEARS
SINCE AUGUST 2013
CERT 2051

Rated Highest in Quality & Helpful Expertise Performance Guaranteed

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Diamond Certified Researched Articles on High Definition Solar

researched article

One of High Definition Solar’s specialties is installing solar systems on tile roofs.

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High Definition Solar is a full-service solar provider that serves residential clients throughout Northern California. Its experienced technicians are trained to handle every aspect of solar installations, from conducting comprehensive financial and energy analyses to dealing with paperwork and permits. In addition to installing solar power systems, the company offers a wide range of roofing services, including dry rot repair and energy-saving upgrades.

Director of Operations & Installations Josh Bandy says much of High Definition Solar’s success is due to its customer-oriented staff of industry experts. “Our clients can sense our team spirit and the pride we take in our work. That’s the number one comment we receive from customers—they can tell our employees really enjoy what they do by the way they handle every situation.”

Prior to each installation, High Definition Solar’s technicians perform a thorough roof assessment so they can custom-design a solar power system that works for both the client’s roof and budget. The company provides each customer with a plan to optimize solar energy savings, and it stands behind these projections with a worry-free solar production guarantee. “We believe in solar as a secure investment, so we’re confident of its profitability for our clients,” affirms Mr. Bandy.

Josh Bandy, Director of Operations & Installations-High Definition Solar
Josh Bandy, Director of Operations & Installations

Diamond Certified Researched Capabilities on High Definition Solar

Service Area

serving area
Northern California
Serving Northern California

Main Services

Solar
  • Solar Energy Solutions
  • Solar Panel Financing
  • Solar Panel Installation
  • Solar System Installation
  • Solar Systems

Additional Services

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Company Info

Hours
Mon
08:00 am - 04:30 pm
Tue
08:00 am - 04:30 pm
Wed
08:00 am - 04:30 pm
Thu
08:00 am - 04:30 pm
Fri
08:00 am - 04:30 pm
Sat
Closed
Sun
Closed
Closed
Contact
High Definition Solar

Capabilities Table

Company Name
High Definition Solar
Managers
Josh Bandy, Director Of Operations & Installations
Years in Industry
21 (Owner)
# of Employees
59
License
949189
Memberships
Better Business Bureau, Prime Buyer’s Report, The League of California Homeowners
Founded
2010
Payment Accepted
american express,
discover,
mastercard,
visa

Key Factors

Select Photos From High Definition Solar

1 of 24Picture of On a quiet rooftop, solar panels harness the morning light, reflecting High Definition Solar’s commitment to quality outcomes. This installation highlights their top-rated quality, turning sunlight into sustainable energy. Copyright ©2025 Diamond Certified Resource - High Definition Solar
On a quiet rooftop, solar panels harness the morning light, reflecting High Definition Solar’s commitment to quality outcomes. This installation highlights their top-rated quality, turning sunlight into sustainable energy. Copyright ©2025 Diamond Certified Resource
Picture of On a quiet rooftop, solar panels harness the morning light, reflecting High Definition Solar’s commitment to quality outcomes. This installation highlights their top-rated quality, turning sunlight into sustainable energy. Copyright ©2025 Diamond Certified Resource - High Definition Solar
Picture of A solar panel installation gleams under clear skies, showcasing High Definition Solar's commitment to green energy solutions. This meticulous setup exemplifies their top-rated quality, ensuring optimal performance for years to come. High Definition Solar consistently achieved a Highest in Quality rating. Copyright ©2025 Diamond Certified Resource

 - High Definition Solar
Picture of A technician from High Definition Solar meticulously cleans a rooftop solar panel, ensuring optimal energy efficiency. Recognized for expertise and quality, the company maintains high standards. Copyright ©2025 Diamond Certified Resource

 - High Definition Solar
Picture of One of High Definition Solar's specialties is installing solar systems on tile roofs. - High Definition Solar
Picture of A clear sky illuminates a newly installed solar panel system, emphasizing High Definition Solar’s commitment to quality outcomes. Their expertise ensures top-rated service. Copyright ©2025 Diamond Certified Resource

 - High Definition Solar
Picture of Nestled on a suburban rooftop, a solar panel quietly converts sunlight into energy, highlighting High Definition Solar's dedication to sustainability and innovation. With a consistent Highest in Quality rating, their installations blend seamlessly into everyday settings. Copyright ©2025 Diamond Certified Resource - High Definition Solar

Diamond Certified Expert Contributor Advice & Tips

Tim Netherton is owner of High Definition Solar, a Diamond Certified company. He can be reached at (925) 399-1919 or by email.

Tim Netherton is owner of High Definition Solar, a Diamond Certified company. He can be reached at (925) 399-1919 or by email.

Tim Netherton: Good Energy

By James Florence, Diamond Certified Resource Reporter

CONCORD — For Tim Netherton, a successful career in the solar industry is the result of hard work, a commitment to excellence and no small amount of faith. “Prior to getting into solar, I worked for a home remodeling company,” he recounts. “I started off in sales, but I was soon promoted to a management position where I learned about the business side of things, like legalities and how different departments function. During the following years...

Read Full Article - Tim Netherton: Good Energy

High Definition Solar Website and External Feeds

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By High Definition Solar

High Definition Solar Ratings and Survey Responses (reviews)

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High Definition Solar
242 SURVEYS
  • 4.7
  • star image
  • star image
  • star image
  • star image
  • star image
13 CONSECUTIVE YEARS
SINCE AUGUST 2013
CERT 2051

Diamond Certified Ratings Dashboard

Customer Satisfaction

Customer Loyalty

Helpful Expertise

Company Credentials

  • Liability Insurance
  • Business Practices
  • Current Complaint File
  • Workers Compensation
  • License Verification
  • Legal & Finance
High Definition Solar

Based in Concord, CA

4.7 avg. star score from 242 Verified Customer Phone Survey Responses

(Reviews: Scroll down to read them.)

Our surveys of only verified real customers produce the country’s most accurate ratings of local companies. High Definition Solar scored Highest in Quality and Helpful Expertise and passed the credential-based checks to earn Diamond Certified.

A Star Equivalent Score is calculated for each verified customer rating by weighting the 1–10 Quality score, the YES/NO Loyalty (intent to return) score and the YES/NO Helpful Expertise score. If Helpful Expertise wasn’t surveyed or didn’t apply, it’s simply not shown.