Best solar companies California Highlands Energy Services

Highlands Energy Services Reviews

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

605verified installs in California utility records*
40recent installs, 2025-26 records*
2017first year in county records
5.5/10Solar.com Score · 23 reviews analyzed

Solar.com Installer Score for Highlands Energy Services

One score, computed the same way for every installer. We read the full text of all 23 substantive published Highlands Energy Services review texts across every platform and measure what customers actually report. Not a survey. Not a sample. Never for sale.

Solar.com Installer Score

5.5/10

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

Synthesized from 23 substantive customer review texts (34 published reviews collected).

Google 2.9★ · 34 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.4.5

recency-weighted star ratings across platforms

Sales IntegrityHow clearly and honestly the company explains the system, contract, savings, and incentives before you sign.6.0

6 reviews speak to this · 2 praise · 4 complaints

Price TransparencyHow well the final price, financing terms, and incentive guidance match what customers were led to expect.6.1

2 reviews speak to this · 0 praise · 2 complaints

CommunicationHow reliably the company keeps customers informed and answers questions across sales, installation, and service.5.0

9 reviews speak to this · 1 praise · 8 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.6.5

1 reviews speak to this · 0 praise · 1 complaints

WorkmanshipThe quality, professionalism, neatness, and property care of the physical installation.4.9

9 reviews speak to this · 1 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.7.1

3 reviews speak to this · 0 praise · 3 complaints

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

How does Highlands Energy Services 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 Highlands Energy Services 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.
Fresno County2612220175.3 kW0.0%See county ranking →
Kings County67620226.0 kW0.0%below ranking floor (under 250 installs)
San Benito County53020215.5 kW0.0%See county ranking →
Los Angeles County37020193.8 kW0.0%below ranking floor (under 250 installs)
Madera County36320197.3 kW0.0%below ranking floor (under 250 installs)
Monterey County35020224.7 kW0.0%below ranking floor (under 250 installs)
Tulare County33720227.3 kW0.0%below ranking floor (under 250 installs)
Santa Clara County30020229.3 kW0.0%below ranking floor (under 250 installs)
Merced County29220215.4 kW0.0%below ranking floor (under 250 installs)
Alameda County12020225.3 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.

Highlands Energy Services reviews: what customers say

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

Sales & proposal integrity

Sales Integrity6.0/10

Reviewers give a mixed picture of the sales experience. Some describe helpful, money-saving interactions, while others report unsolicited outreach or expectations that did not match what was delivered.Solar.com's composite of published customer feedback, not a customer quote

Unwanted outreach and unmet expectations. Other reviewers report cold calls during the workday or say they were offered items they felt were not ultimately provided as described. Representative review excerpt: "I didn’t appreciate them cold calling me during my workday."

Program expectations questioned. One review says the customer signed up expecting specific weatherization-related items, suggesting some confusion around what was included. Representative review excerpt: "Signed up for a weatherization program to get a new floor lamp, lightning fixtures for the ceiling and walls, and LED lights."

Helpful sales interactions. A few reviewers describe the team as honest and say the proposal process came across as focused on saving money. Representative review excerpt: "Honest people, honestly in business to save you money."

Price & financing transparency

Price Transparency6.1/10

There is limited review evidence in this category, but the available comments lean negative. Reviewers mainly describe unexpected repair costs after the work, which suggests some dissatisfaction with how total costs were understood after the fact.Solar.com's composite of published customer feedback, not a customer quote

Unexpected repair expenses. One reviewer says they had to bring in a local handyman and now expect additional repair costs for parts and labor after the service visit. Representative review excerpt: "We called a local handy man to see about correcting everything and now we're looking at 200-500 in repair cost and parts."

Cost concerns after the work. The review corpus suggests at least one customer felt the final expense was not as straightforward as expected once follow-up repairs were needed. Representative review excerpt: "We called a local handy man to see about correcting everything and now we're looking at 200-500 in repair cost and parts."

Communication & coordination

Communication5.0/10

Communication is a recurring weak spot in the review set. One reviewer describes a helpful point of contact, but most comments focus on inconsistent information, poor follow-through, and limited project ownership after the initial visit.Solar.com's composite of published customer feedback, not a customer quote

Inconsistent updates. Several reviewers say they were given conflicting information, had trouble getting responses, or felt promised work was not clearly coordinated. Representative review excerpt: "The lack of communication, inconsistent information, and failure to follow through on what was promised has left me without a working AC system during extremely hot weather."

Promises and follow-through concerns. Other comments say the company did not deliver what was described, which left customers frustrated with the handoff and support. Representative review excerpt: "They offer you things they have no intentions on giving you."

Helpful contact in one review. One customer says a staff member made it easy to ask questions and stay comfortable during the process. Representative review excerpt: "She made me feel comfortable talking to her that every time I had a question I would call to speak with her."

Timeline reliability

Timeline Reliability6.5/10

There is only one clear review tied to timing and schedule reliability, and it is negative. Based on that limited evidence, the main issue appears to be whether the work was completed cleanly and as expected when the visit occurred.Solar.com's composite of published customer feedback, not a customer quote

Timing and completion concerns. One reviewer describes a service visit that did not leave the system in a usable condition, implying a problem with completing the scheduled work properly. Representative review excerpt: "Prepare to watch them as they call themselves fixing things.Have to be careful who you allow into your home."

Limited timing evidence. The review sample for this category is very small, so the timeline picture is based on a narrow set of comments. Representative review excerpt: "Prepare to watch them as they call themselves fixing things.Have to be careful who you allow into your home."

Workmanship & site care

Workmanship4.9/10

This is one of the weaker-rated areas in the review set. Reviewers frequently mention damage, unfinished electrical work, and cleanup or care concerns, although one customer describes a helpful technician and a satisfactory tune-up.Solar.com's composite of published customer feedback, not a customer quote

Damage and unfinished work. Multiple reviewers say the crew caused damage or left work incomplete, including reports of uncapped wires and other follow-up repairs. Representative review excerpt: "They came and did weatherization on my house worked on changing out my my thermostat and did a little wiring in my ac unit ended up leaving wires uncapped and..."

Property care concerns. Some reviews mention avoidable damage during the visit, such as equipment placement on the lawn or other home-related impacts. Representative review excerpt: "I would appreciate it if they could avoid placing their ladder on our grass, as it can cause some damage."

Positive technician experience. One reviewer says a technician was communicative and helpful during a tune-up and thermostat installation. Representative review excerpt: "They did a tune-up and thermostat installation ,Pao the technician was really communicative and helpful!"

Long-term support & performance

Long-Term Support7.1/10

The limited post-installation evidence is somewhat better than the installation categories, but the available reviews still include complaints. Reviewers report problems with system operation, unresolved wiring issues, and follow-up support that did not resolve the original concern.Solar.com's composite of published customer feedback, not a customer quote

System not working after service. One reviewer says they were left without a working AC system after the work and describe a lack of follow-through on the problem. Representative review excerpt: "The lack of communication, inconsistent information, and failure to follow through on what was promised has left me without a working AC system during extremely hot weather."

Post-install wiring concerns. Another review says wiring was left uncapped after the visit, raising concerns about post-service performance and completion. Representative review excerpt: "They came and did weatherization on my house worked on changing out my my thermostat and did a little wiring in my ac unit ended up leaving wires uncapped and..."

Follow-up issue remained unresolved. The third review in this category points to an electrical issue that was still affecting operation after the service visit. Representative review excerpt: "If falling off.electrical is stop working."

Bottom line: Across 23 substantive reviews, HIGHLANDS ENERGY SERVICES earns a mixed overall picture, with the strongest concerns centered on communication, workmanship, and post-installation follow-through. Sales and pricing-related feedback is mixed to negative, while the limited long-term support evidence is somewhat better on score but still includes unresolved service complaints.

How this is built: category scores and summaries weigh the company's full published rating record (17 Google reviews averaging 2.9 stars), the most recent and most relevant review texts, and recurring feedback themes verified acrossGoogle. Ratings and review excerpts from published review sources. Refreshed as new feedback is published. No installer can pay to change it.

About Highlands Energy Services

Company background from published business information and licensing records.

Also files CPUC records as: Highlands Diversified, Highlands Energy Solar, Highlands Energy.

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.
21
2017
28
'18
50
'19
33
'20
16
'21
143
'22
217
'23
103
'24
30
'25
11
'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 Highlands Energy Services

What do customers say in Highlands Energy Services reviews?

We analyzed 23 substantive published customer reviews of Highlands Energy Services in full. The company's Solar.com Installer Score is 5.5/10, 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 Highlands Energy Services installed?

Highlands Energy Services appears as installer of record on 605+ 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 Highlands Energy Services' 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.