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Solar Installer GuildUnited States · independent

Transphorm Energy

Solar energy system service · Redlands, CA

What the listing shows you

5.0★

4 Google reviews

What it doesn’t

0%

rated 1–2★

typical in California, 1%

Newest review held

Sep 2018

no held review in 8 years

Google's rating breakdown · all 4 reviews

Rated 1–2★
0%
typical in California, 1%
Posted an update
—
we saw no owner post, which is not the same as none existing
Replies to reviewers
0%
of the 4 reviews we hold

Its one and two star share is 1 point below the typical installer in California. Across California, 788 of the 1,529 installers whose breakdown Google has published carry a higher share than this one.

The percentages are Google’s own arithmetic over every review it holds, not a sample we assembled. Separately we hold 4 review texts for this company, quoted below. Google publishes review ages rather than dates, so every date here is approximate.

Every company we hold in California, on one axis

none

1–5%

6–10%

11–20%

over 20%

Every company we hold in California whose Google breakdown has been read, grouped by their share of one and two star reviews. Transphorm Energy is in the highlighted group.

What reviewers said

  • 5★ · around September 2018

    Transphorm Energy provided excellent service! They were right when they told me that they can reduce the costs of my Edison bill!! I was skeptical at first, but they totally delivered on their word! Now, I’m referring all my family and friends to Transphorm Energy!

  • 5★ · around September 2018

    Great job guys. I am very satisfied with the quality of work and customer service.

  • 5★ · around September 2018

    Their customer service was excellent they offered an affordable way for our household to convert to solar energy. I highly recommend them especially to cut electricity cost for the summer time!

Reviewer names are not published here. Negative reviews are shown first because they are the ones a listing hides, not because they are more representative.

When they say they are open

Sunday
Closed
Tuesday
10 AM to 7 PM
Wednesday
10 AM to 7 PM
Thursday
10 AM to 7 PM
Friday
10 AM to 7 PM
Saturday
9 AM to 3 PM

As Google published them when we last read the listing, not a live check. Ring before you drive anywhere.

Who Google shows alongside them

Google’s own “people also viewed” set, in Google’s order. It is Google’s comparison, not ours.

  • RNR Solar4.0★ · 20
  • Semper Solaris4.7★ · 69

The ones without a link have no page here, either because Google does not categorise them as solar businesses or because we could not match the name to a listing with confidence.

Other installers in California

1–2★3★4★5★gauge 0–20%typical here, 1%

Ordered by how much we can tell you about each, which is not an order of quality. We do not know which of these is better and would not say if we did.

What we don't know

  • The date above is the newest review we hold, which is not necessarily the newest that exists — we hold a large share of Google's reviews, not all of them.
  • We found nothing on a website for this company that states a warranty, a licence or how long it has traded.
  • We do not verify licences, insurance or bonding. Nothing here has been checked against a state licensing board.
  • We cannot tell you what an installation costs, and we hold nothing about the equipment they fit.

Something wrong here? Tell us and a person will read it.

Do you run Transphorm Energy?

Claim this listing to become its verified contact: correct your own phone number, hours and description, and hear first if anything here changes. Free, reviewed by a person — and it changes nothing about the numbers.

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