Best solar companies California Sunergy

Sunergy Reviews

Based in Lake Forest, CA. This profile is built from public installation records and published ratings, not paid placement.

512verified installs in California utility records*
297recent installs, 2025-26 records*
2004first year in county records
4.9/10Solar.com Score · 57 reviews analyzed

Solar.com Installer Score for Sunergy

One score, computed the same way for every installer. We read the full text of all 57 substantive published Sunergy review texts across every platform and measure what customers actually report. Not a survey. Not a sample. Never for sale.

Solar.com Installer Score

4.9/10

Blends the six category scores (70%) with the recency-weighted star record (30%).

Synthesized from 57 substantive customer review texts (58 published reviews collected).

Google 3.5★ · 27 reviewsYelp 2.3★ · 31 reviews

Updated September 28, 2026 · No installer can pay to change this score · How scores work →

Read what customers actually say ↓
Review star recordRecency-weighted star ratings across platforms, converted to a 0-10 signal before it is blended into the headline Solar.com Score.5.2

recency-weighted star ratings across platforms

Sales IntegrityHow clearly and honestly the company explains the system, contract, savings, and incentives before you sign.5.1

21 reviews speak to this · 10 praise · 11 complaints

Price TransparencyHow well the final price, financing terms, and incentive guidance match what customers were led to expect.4.3

20 reviews speak to this · 4 praise · 16 complaints

CommunicationHow reliably the company keeps customers informed and answers questions across sales, installation, and service.3.8

50 reviews speak to this · 19 praise · 31 complaints

Timeline ReliabilityHow well the company manages the path from contract through permits, installation, inspection, and turn-on — without the customer having to chase it.3.6

33 reviews speak to this · 8 praise · 24 complaints

WorkmanshipThe quality, professionalism, neatness, and property care of the physical installation.5.1

16 reviews speak to this · 7 praise · 8 complaints

Long-Term SupportHow well the system performs after turn-on, how the company handles monitoring, warranty claims, and service calls — and its staying power to honor them.6.7

29 reviews speak to this · 13 praise · 16 complaints

#660 of 678 scored in California by Solar.com Installer Score

How does Sunergy compare where you live? Rankings are local; an installer that leads one city can trail in the next. See how they rank in your city →

Why this differs from star ratings: most five-star reviews say “great company” and stop, and star averages reward that. These category scores only count reviews with concrete evidence, weighted by recency and the reviewer’s track record. A company can hold a strong star average while specific categories score lower; that gap is usually where the real story is. Categories with more complaints than praise are the questions worth asking any bidder, not necessarily dealbreakers.

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Where Sunergy builds

County-by-county activity from CPUC records through May 2026.

What this data covers: *Counts on this page, including the totals up top, come from investor-owned-utility interconnection records (SCE, SDG&E, PG&E). Work in municipal-utility territory, such as LADWP or city utilities, and outside California does not appear here, so this company's true totals are higher than shown. Unlike the county rankings, this profile also shows counties below the 250-install ranking floor.

CountyVerified installsRecent 2025-26Active sinceMedian system% leasedCounty rankingLink to the county ranking page. This company's rank on this page is its Solar.com Installer Score rank, shown above.
Orange County1915320047.4 kW0.0%below ranking floor (under 250 installs)
Los Angeles County755320157.1 kW0.0%below ranking floor (under 250 installs)
Santa Clara County544020247.5 kW0.0%below ranking floor (under 250 installs)
Alameda County444120245.9 kW0.0%below ranking floor (under 250 installs)
San Diego County352720046.8 kW0.0%below ranking floor (under 250 installs)
San Mateo County322420247.3 kW0.0%below ranking floor (under 250 installs)
Contra Costa County302720246.9 kW0.0%below ranking floor (under 250 installs)
Riverside County18920099.2 kW0.0%below ranking floor (under 250 installs)
Ventura County181520237.2 kW0.0%below ranking floor (under 250 installs)
San Bernardino County15820207.8 kW0.0%below ranking floor (under 250 installs)

% leased counts systems recorded as third party owned (lease or power purchase agreement); the remainder are customer owned. Median system size is the middle system this company installed in that county. Star ratings and review counts are from Google.

Sunergy reviews: what customers say

An independent synthesis of published customer feedback across Google and Yelp, updated September 28, 2026. Green marks praise, amber mixed experiences, red complaints.

Sales & proposal integrity

Sales Integrity5.1/10

Reviewers give a mixed picture of Sunergy’s sales process. Some describe helpful, knowledgeable guidance and a lack of pressure, while others report unclear expectations, contract changes, and promises that did not match how the project unfolded.Solar.com's composite of published customer feedback, not a customer quote

Pressure and changing expectations. Other reviewers describe being told one set of expectations early on and then encountering changes, pressure, or surprises later in the process. Representative review excerpt: "I was advised to limit certain information provided to PG&E while later project modifications were discussed, and I experienced pressure surrounding installation progression despite unresolved permit status."

Project updates after contract. A few reviewers mention that once the contract was signed, a project manager helped keep them informed, but that did not fully offset broader concerns about proposal accuracy. Representative review excerpt: "Once I signed the contract, I was assigned a project manager who kept me informed about the progress of my project."

Helpful guidance. Some reviewers say the sales experience felt informative and low-pressure, with clear explanations of system options and project progress after signing. Representative review excerpt: "He was super helpful and extremely knowledgeable, offering insights into the pros/cons of upgrading our system, EV pricing plans, and future battery options."

Price & financing transparency

Price Transparency4.3/10

Feedback on pricing and financing is mostly negative. Reviewers describe surprise costs, financing complications, and refund issues, though a smaller group says pricing felt favorable or included upgrades without extra pressure.Solar.com's composite of published customer feedback, not a customer quote

Unexpected costs and refund issues. Several reviewers report surprise charges, deposit or refund disputes, and concerns that pricing terms or billing milestones did not match what they expected. Representative review excerpt: "In my experience, homeowners should exercise extreme caution, as representations regarding permitting, utility coordination, billing milestones, contract terms, and project progress may not fully align with reality."

Financing and incentive timing problems. Some reviewers say delays affected financing approval or rebate timing, creating added stress around how the project would be paid for. Representative review excerpt: "These delays also led the initial loan provider, Sungage, to cancel the approved financing.I also encountered a lack of support regarding the SGIP battery rebates from SCE."

Favorable value for some customers. A smaller set of reviewers say the price felt better than anticipated or that the system came with upgrades without added pressure. Representative review excerpt: "My system was up and running in no time and at a price far less than I anticipated."

Communication & coordination

Communication3.8/10

Communication is one of the weakest-rated areas in the review set. Reviewers frequently describe unanswered emails, inconsistent follow-up, shifting point people, and a lack of ownership during the project, though a few report fast responses and effective issue resolution.Solar.com's composite of published customer feedback, not a customer quote

Unanswered updates. Many reviewers say they had trouble getting replies or status updates, and some describe repeated follow-up just to get basic coordination. Representative review excerpt: "Unfortunately, communication has been inconsistent, and many of my emails and requests for updates have gone unanswered."

Project handoff issues. Some reviewers describe awkward transitions between staff or new project managers, with communication improving only after extra effort. Representative review excerpt: "The transition was a bit awkward as I wasn't initially informed of the change, but the new project manager quickly took over and maintained good communication."

Fast response in some cases. A smaller number of reviewers report that staff responded quickly when they needed help, including same-day or near-immediate support. Representative review excerpt: "Within hours of leaving a message and sending an email, Chris responded and took a genuine interest in the solar issues."

Timeline reliability

Timeline Reliability3.6/10

Timeline reliability draws frequent criticism. Reviewers report long delays, repeated reschedules, permit and inspection hold-ups, and projects that took far longer than expected, although a few say the process stayed on track once work was underway.Solar.com's composite of published customer feedback, not a customer quote

Repeated delays. Reviewers often describe projects stretching out for months, with missed commitments, repeated reschedules, or no installation date after permits were submitted. Representative review excerpt: "The permit was submitted to the Buildings Department in October 2025 and I still do not have an installation date."

Permit and deadline concerns. Others report concern about missing incentive timing or end-of-year deadlines because permits or scheduling were still unresolved. Representative review excerpt: "So haven't even received our permit yet, and we're extremely concerned about the installation timeline and the risk of missing the end-of-year deadline -- something we were clear about from..."

On-track experiences. Some reviewers say the project moved smoothly once approved, with the team handling ordering, approvals, and installation with little need for customer involvement. Representative review excerpt: "Once the budget and scope was approved, I literally didn't have to do anything to get our solar ordered, NEM 2.0 approved, HOA approved, installed, and SDGE approved."

Workmanship & site care

Workmanship5.1/10

Workmanship reviews are split between professional installs and concerning site-related problems. Some customers praise the crew’s efficiency, cleanup, and attention to detail, while others report damage, incomplete work, or unprofessional interactions during installation.Solar.com's composite of published customer feedback, not a customer quote

Damage and incomplete work. Other reviewers describe roof damage, unfinished projects, or installations that stopped after work had already begun. Representative review excerpt: "As a result, my roof has sustained damage that is still being addressed, and my solar panels are currently sitting off the roof while the project remains incomplete."

Unprofessional crew behavior. A few reviewers report pressure tactics or unprofessional interactions from the installation crew. Representative review excerpt: "Some of the interactions with the installation crew were unprofessional and included pressure tactics that I never expected from a company that presented itself as customer-focused."

Professional installation. Some reviewers say the installers were courteous, worked efficiently, and cleaned up the site when the job was done. Representative review excerpt: "The contract installers were courteous, worked efficiently, cleaned up the site at the end of the installation, and did a professional job."

Long-term support & performance

Long-Term Support6.7/10

Long-term support and post-install performance are somewhat stronger than Sunergy’s project-management scores, but this category is still mixed. Reviewers commonly praise monitoring tools, quick repairs, and helpful service after turn-on, while others report trouble getting follow-up on underperforming systems or warranty-related concerns.Solar.com's composite of published customer feedback, not a customer quote

Service and warranty concerns. Other reviewers report trouble getting follow-up after installation and express concern about how warranty support would be handled later. Representative review excerpt: "How they'll manage to maintain and service the system under warranty is an even bigger concern, given the lack of coordination we've already seen."

Helpful monitoring and service. Some reviewers say the monitoring app is useful and that service teams responded quickly when an issue needed attention. Representative review excerpt: "I really like the Enphase monitoring app which is well designed and shows summary and real-time status of the system."

Quick repair response. A few reviewers mention emergency service or repair work being scheduled quickly and resolved promptly. Representative review excerpt: "Called with an emergency with our solar system and they immediately scheduled to come out day-of and quickly fixed everything."

Bottom line: Sunergy’s reviews show a clear split between a few positive experiences and a larger set of concerns around communication, timing, pricing, and project coordination. The strongest relative area is long-term support and performance, while the weakest areas are communication and timeline reliability. Overall, the profile suggests customers should expect to verify proposal details, payment terms, and project milestones carefully.

How this is built: category scores and summaries weigh the company's full published rating record (27 Google reviews averaging 3.5 stars), the most recent and most relevant review texts, and recurring feedback themes verified acrossGoogle and Yelp. Ratings and review excerpts from published review sources. Refreshed as new feedback is published. No installer can pay to change it.

About Sunergy

Company background from published business information and licensing records.

Products

Solar

Service area

California. Note: the install counts on this page cover California investor-owned-utility records only.

Work for this company or see something out of date? Profiles can be claimed and corrected: contact partners@solar.com. Placement on solar.com is never for sale.

Recorded installs by year

Residential interconnections statewide in PG&E, SCE, and SDG&E records through May 2026.
2
2004
1
'07
2
'09
1
'15
17
'20
30
'21
46
'22
46
'23
79
'24
144
'25
191
'26

Important context: this chart shows investor-owned-utility records only. Companies that shift work toward municipal-utility territory (LADWP and city power departments) or other states will show declining bars here even while building steadily elsewhere, and 2025-26 records also lag real installation dates. Treat this as a partial window, not the company's full trajectory.

FAQ about Sunergy

What do customers say in Sunergy reviews?

We analyzed 57 substantive published customer reviews of Sunergy in full. The company's Solar.com Installer Score is 4.9/10, with category-level detail on this page covering sales integrity, price transparency, communication, timeline reliability, workmanship, and long-term support.

How many solar systems has Sunergy installed?

Sunergy appears as installer of record on 512+ residential systems in California investor-owned-utility interconnection records through May 2026. Work in municipal-utility territory or other states does not appear in those public records.

How can I compare Sunergy's pricing?

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How we built this data

Methodology: Counts are residential PV interconnections in investor-owned-utility territory (PG&E, SCE, SDG&E) per CPUC Rule 21 public records through May 2026. Postal and name variants are merged. Municipal utility territory such as LADWP, Glendale, Pasadena, Burbank, Anaheim, and Riverside Public Utilities is not included in those CPUC counts. Counts show recorded installations, not quality ratings. Reported costs are self-reported on owned-system interconnections. No installer can pay for placement.

Who we are: Solar.com is a solar marketplace — we connect homeowners with installers and earn a fee when projects move forward. These rankings and scores are computed from public installation records and published customer reviews. No installer can pay for placement, and no installer — including those we work with — can pay to change a score.