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TRUSTED BY CUPERTINO, CA HOMEOWNERS

  • Average homeowner rating star icon4.7
    Average homeowner rating
  • Verified reviews icon22
    Verified energy efficiency auditing services reviews

Find Energy efficiency auditors in Cupertino

Avatar for Global Green Solutions
Global Green Solutions
5.0(
248
)
Energy Audit - For BusinessHome Energy Audit

Serving Cupertino, CA and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"We needed to replace our old HVAC system, and the entire process was smooth and stress-free. The crew was knowledgeable and gave us several options that fit our budget. The installation was clean, quick, and professionally done. Our home feels more comfortable than ever, and our energy bill is already lower. Five stars!"
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+24

Response time3 days
9 neighbors recently requested a quote
Recommended by7%of homeowners
Avatar for Mega Power Electric, Inc
Mega Power Electric, Inc
5.0(
191
)
Energy Audit - For BusinessHome Energy Audit

Serving Cupertino, CA and surrounding areas

In business since 2000

Free estimates

Emergency services offered

"We recently had Mega Power Electric Inc install a solar system and panels. The President and provided excellent communication all the way through the process. He even met with us after installation to explain the almost incomprehensible PG&E bill. Although not the least expensive bid, his was competitive and I felt he was as interested in educating me about solar and the various types of panels and inverter systems as he was in selling a system. He demonstrated how the array of panels would meet our energy needs and as opposed to some of the other companies, wasn't selling us more than we needed. We are very satisfied with our solar system and I highly recommended Mega Power Electric Inc."
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+32

Recommended by100%of homeowners
Avatar for Landmark Energy Upgrades
Landmark Energy Upgrades
4.8(
59
)
Energy Audit - For BusinessHome Energy Audit

Serving Cupertino, CA and surrounding areas

In business since 2009

Free estimates

Emergency services offered

"The reviews below me said it best: Ezra was fantastic! He was prompt, professional, and very informative. He explained to me each of the things he was doing, what he looked for in an audit, and what to expect. He also answered all of my questions about the kind of improvements that were worth it and those that were a waste of money. We were required to have an Energy Audit to sell our home and our realtor recommended Ezra from Landmark construction & energy crew. Lucky for us, Ezra found no recommendations and gave us a good "bill of health." What I like more is that if he does have recommendations, he doesn't perform any work himself, providing a truly unbiased opinion.  I fully plan on having Ezra perform an audit of our next home, whether it is required or not."
Cool Roof Install
Energy Upgrade
HVAC Air Duct
Home Energy Audit
Energy Upgrade Contractors

+6

Recommended by98%of homeowners
Avatar for Service Champions Heating & Air Conditioning
Service Champions Heating & Air Conditioning
4.6(
688
)
Energy Audit - For BusinessHome Energy Audit

Serving Cupertino, CA and surrounding areas

In business since 2003

Free estimates

Emergency services offered

"Excellent service!!! Michael Kautz was the technician providing the service. Very professional and knowledge regarding the HVAC system at my residence and the residence of my Dad. Thank you for providing excellent services."
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+42

Response time9 hrs
Response rate100%
Recommended by91%of homeowners
Avatar for Hussey Bros Inc
Hussey Bros Inc
4.7(
64
)
Energy Audit - For BusinessHome Energy Audit

Serving Cupertino, CA and surrounding areas

In business since 1977

Free estimates

Emergency services offered

"The man arrived on time.  Mild argument about parking permit (we live in permit pkg neighborhood).  Although I didn't specifically request it, he didn't inform me about how much repairs would cost.  He expertly fixed our furnace and relit pilot light.  He explained about the machinery.  
I had bought an online coupon through AL, and provider office knew that.   Unfortunately, he didn't know about it, but he graciously applied it.  Had I forgotten about it, I would have been charged more.
"
Recommended by95%of homeowners
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Energy Efficiency Auditing questions, answered by experts

Wood windows fall in the middle of the window frame materials when it comes to energy efficiency. They’re more insulating than aluminum and vinyl, but they aren’t as efficient as fiberglass or composite frames. If you love the look and lifespan of wood windows and want to maximize efficiency, you can upgrade to double-pane or triple-pane glass and consider window tinting and low-emissivity (low-E) coatings to minimize heat transfer.

Yes, with features like LED lighting and variable speed controls for efficiency.

The number one culprit of high energy bills is older appliances, especially fridges and freezers that are left on all the time. These two appliances tend to last a long time, which is good, but it also means that newer models are usually significantly more energy-efficient due to upgraded technology. The second most common reason for a high bill is heating and air conditioning.

Depending on the level of audit you choose, a home energy audit will at least include a walk-through of the home to determine visible inefficiencies, but may include testing and a highly detailed inspection and report laying out the home’s inefficiencies and providing recommendations to fix those issues. The audit may also include a review of utility bills and mechanical testing. Consult your home energy auditor about the types of services they provide before hiring.

String lights require electricity, but not an excessive amount, especially when compared to other lighting fixtures. LED rope lights, for instance, consume around one watt per foot. Running six or seven light strings simultaneously should only cost you around $10 to $15 each month. You can save even more money by remembering to turn off your lights during daylight hours. 

The Cupertino, CA homeowners’ guide to energy efficiency auditing services

From average costs to expert advice, get all the answers you need to get your job done.