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Verified Reviews for Energy Efficiency Auditing pros in Vallejo, CA
*The Angi rating for Energy Efficiency Auditing companies in Vallejo, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
*The HomeAdvisor rating for Energy Efficiency Auditing companies in Vallejo, CA is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Energy Efficiency Auditing needs.
Last update on January 13, 2026
Find Energy efficiency auditors in Vallejo

Service Champions Heating & Air Conditioning
Service Champions Heating & Air Conditioning
Service Champions is the leading heating and air conditioning contractor in Northern California servicing homeowners in East Bay, South Bay and Sacramento areas. We can make your home more comfortable and improve the quality of air you and your family breathe. We specialize in maintenance, repair and sales of all brands of air conditioners and heaters, and are experts in indoor air quality improvement through filtration, duct replacement, insulation and hospital grade UV lights. All the air conditioners we install have the new environmentally friendly refrigerant that does not damage the ozone. We also are huge proponents of super high efficient equipment, such as 95% efficient furnaces. This equipment saves homeowners a tremendous amount of money on their utility bills.
"They are prompt, honest. all tech people well knowledgeable and they follow all maintenance procedures step by step. I highly recommend. Them."
Jafar A on January 2026
Service Champions is the leading heating and air conditioning contractor in Northern California servicing homeowners in East Bay, South Bay and Sacramento areas. We can make your home more comfortable and improve the quality of air you and your family breathe. We specialize in maintenance, repair and sales of all brands of air conditioners and heaters, and are experts in indoor air quality improvement through filtration, duct replacement, insulation and hospital grade UV lights. All the air conditioners we install have the new environmentally friendly refrigerant that does not damage the ozone. We also are huge proponents of super high efficient equipment, such as 95% efficient furnaces. This equipment saves homeowners a tremendous amount of money on their utility bills.
"They are prompt, honest. all tech people well knowledgeable and they follow all maintenance procedures step by step. I highly recommend. Them."
Jafar A on January 2026

Posert Energy Consulting
Posert Energy Consulting
At Posert Energy Consulting, we pride our company on reliability, great communication, integrity, and quality work. We strongly believe we can find the sources of high energy bills within an hour or two and set you on a path towards lower energy costs and energy independence. We are committed to eliminating greenhouse gas sources from residences as much as possible which includes our experience that about 2/3rd of the homes we visit have gas line leaks! We are experts, and will always keep you educated about the work process. We look forward to earning your business!
"Pete is fantastic! He called back promptly -- on a holiday -- and fit us in within 24 hrs. He did a home electrical audit, showed us how to read/interpret the smart meter and PG&E website re electrical usage, performed troubleshooting, and narrowed down the problem. Now we can hire an electrician because we know what the issue is! Great guy with a great personality and excellent customer service. Five out of five stars!!!!"
Jennifer L on May 2024
At Posert Energy Consulting, we pride our company on reliability, great communication, integrity, and quality work. We strongly believe we can find the sources of high energy bills within an hour or two and set you on a path towards lower energy costs and energy independence. We are committed to eliminating greenhouse gas sources from residences as much as possible which includes our experience that about 2/3rd of the homes we visit have gas line leaks! We are experts, and will always keep you educated about the work process. We look forward to earning your business!
"Pete is fantastic! He called back promptly -- on a holiday -- and fit us in within 24 hrs. He did a home electrical audit, showed us how to read/interpret the smart meter and PG&E website re electrical usage, performed troubleshooting, and narrowed down the problem. Now we can hire an electrician because we know what the issue is! Great guy with a great personality and excellent customer service. Five out of five stars!!!!"
Jennifer L on May 2024

Prosper Construction Development, Inc.
Prosper Construction Development, Inc.
We are a locally owned and operated company that values honesty and integrity, and treats your home as if it were our own. We offer a variety of services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships, and guarantee your satisfaction!
"Fast response and clear communication throughout the process."
Marco T on April 2025
We are a locally owned and operated company that values honesty and integrity, and treats your home as if it were our own. We offer a variety of services that are customizable to each individual project. You will find us to be competitively priced, paying close attention to the details of each and every project that we are involved with. We look forward to building lasting relationships, and guarantee your satisfaction!
"Fast response and clear communication throughout the process."
Marco T on April 2025

Apollo Energies
Apollo Energies
We are independent energy consultants who reduced our own energy use and saved several hundreds of dollars monthly on our utility bill and made our homes more comfortable and now are helping others achieve similar results. We are not contractors. We do not get paid based on the recommendations we make or the recommendations you choose to do. We want to provide you with what you need to do, explain why you need to do it so that you have all the information you need to make an informed decision. Once you've made the decision on what you want to do, after having all the information necessary to make an informed decision, we will help you implement your decision. We have vetted many home performance contractors and we know they will do the quality work you want and deserve. There are PGE rebates available and financing available that we will show you how to leverage to your advantage. So give us a try. You'll be glad you did.
"Apollo did a fine job assessing my townhomes energy needs. The energy report covered what I needed."
Motiejus R on June 2019
We are independent energy consultants who reduced our own energy use and saved several hundreds of dollars monthly on our utility bill and made our homes more comfortable and now are helping others achieve similar results. We are not contractors. We do not get paid based on the recommendations we make or the recommendations you choose to do. We want to provide you with what you need to do, explain why you need to do it so that you have all the information you need to make an informed decision. Once you've made the decision on what you want to do, after having all the information necessary to make an informed decision, we will help you implement your decision. We have vetted many home performance contractors and we know they will do the quality work you want and deserve. There are PGE rebates available and financing available that we will show you how to leverage to your advantage. So give us a try. You'll be glad you did.
"Apollo did a fine job assessing my townhomes energy needs. The energy report covered what I needed."
Motiejus R on June 2019

Enact Systems, Inc.
Enact Systems, Inc.
Enact Systems Inc. is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. We have been in business since 2014, and our accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of the interests of our customers and make their concerns the basis of our business.
"The service was very helpful in getting our solar and battery system connected to our home and the process was very smooth!"
mark c on May 2021
Enact Systems Inc. is committed to excellence every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. We have been in business since 2014, and our accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of the interests of our customers and make their concerns the basis of our business.
"The service was very helpful in getting our solar and battery system connected to our home and the process was very smooth!"
mark c on May 2021
Pinnacle Energy Solutions
Pinnacle Energy Solutions
Pinnacle Energy Solutions has become a staple of professionalism and quality work in San Ramon for years. With decades of experience, there is no job too large or small. Call today to schedule an appointment!
"The thing I appreciate with Steven is, there is no sales pitch! He paired us with best options we have and he always gets back and answers any questions we have to me! Just great!"
Greg N on August 2021
Pinnacle Energy Solutions has become a staple of professionalism and quality work in San Ramon for years. With decades of experience, there is no job too large or small. Call today to schedule an appointment!
"The thing I appreciate with Steven is, there is no sales pitch! He paired us with best options we have and he always gets back and answers any questions we have to me! Just great!"
Greg N on August 2021

B A Morrison
B A Morrison
B.A. Morrison is a family-owned Heating, Ventilation, Air-Conditioning (HVAC) and General Construction company. We have been in business since 1990 and are fully insured and bonded. Our employees are experienced, trustworthy, and honest tradesmen. We are ready to meet your needs in a timely scheduled manner, to your satisfaction, and at a fair price. We offer free estimates for regularly scheduled maintenance of your HVAC equipment, new and replacement HVAC equipment installation, and your general construction needs. Please consider our service, installation, replacement, or home improvement and remodeling services the next time you have a need for your residential or commercial building.
B.A. Morrison is a family-owned Heating, Ventilation, Air-Conditioning (HVAC) and General Construction company. We have been in business since 1990 and are fully insured and bonded. Our employees are experienced, trustworthy, and honest tradesmen. We are ready to meet your needs in a timely scheduled manner, to your satisfaction, and at a fair price. We offer free estimates for regularly scheduled maintenance of your HVAC equipment, new and replacement HVAC equipment installation, and your general construction needs. Please consider our service, installation, replacement, or home improvement and remodeling services the next time you have a need for your residential or commercial building.
Greiner Heating & Air Conditioning
Greiner Heating & Air Conditioning
The team at Greiner Heating and Air is ready to help improve home performance for your home, no matter how complex the project at hand may be. Additional e-mail - [email protected]. Additional phone numbers - (707) 447-1784, (707) 421-1784, (530) 753-1784. Cost is determined by the job. Additional contact name - Patricia Greiner. Additional DBA - Greiner Heating & Air Solar Energy Inc.
"It was excellent. They have quick turn around time. They came to my house same day that I have called them."
Brandon L on September 2020
The team at Greiner Heating and Air is ready to help improve home performance for your home, no matter how complex the project at hand may be. Additional e-mail - [email protected]. Additional phone numbers - (707) 447-1784, (707) 421-1784, (530) 753-1784. Cost is determined by the job. Additional contact name - Patricia Greiner. Additional DBA - Greiner Heating & Air Solar Energy Inc.
"It was excellent. They have quick turn around time. They came to my house same day that I have called them."
Brandon L on September 2020

Spyrka Electric
Spyrka Electric
Senior Discount: 10% up to $250.00 on materials only. We are full service electrical contractors offering free estimates, We specialize in Residential, Commercial & Property Management Serving. We service both Sonoma & Marin Counties. Saturday appointments by schedule. Additional phone numbers - (707) 823-2986, (707) 769-2788, (707) 523-3155, (415) 382-1011 [email protected]. Award winning. All discounts or coupons cannot be combined with any other offers.
Senior Discount: 10% up to $250.00 on materials only. We are full service electrical contractors offering free estimates, We specialize in Residential, Commercial & Property Management Serving. We service both Sonoma & Marin Counties. Saturday appointments by schedule. Additional phone numbers - (707) 823-2986, (707) 769-2788, (707) 523-3155, (415) 382-1011 [email protected]. Award winning. All discounts or coupons cannot be combined with any other offers.

Synergy Co
Synergy Co
Synergy Enterprises is a licensed, bonded and certified contractor for environmental hazard abatement and air testing. For 23 years our goal has been to provide both residential and business clients a partner qualified to handle the dirty jobs in an expert and seamless fashion - asbestos removal, mold abatement, the removal of lead-based paint the cleanup of rodent droppings that pose hazards. We also handle pre-remodel demolition and insulation services. We: provide free, competitive and timely estimates based on an onsite inspection.
"They emoved an asbestos-laden vinyl kitchen floor. They were prompt, they were professional and quick. It wasn't a big job. I would recommend them to anyone"
Gabriel B on August 2018
Synergy Enterprises is a licensed, bonded and certified contractor for environmental hazard abatement and air testing. For 23 years our goal has been to provide both residential and business clients a partner qualified to handle the dirty jobs in an expert and seamless fashion - asbestos removal, mold abatement, the removal of lead-based paint the cleanup of rodent droppings that pose hazards. We also handle pre-remodel demolition and insulation services. We: provide free, competitive and timely estimates based on an onsite inspection.
"They emoved an asbestos-laden vinyl kitchen floor. They were prompt, they were professional and quick. It wasn't a big job. I would recommend them to anyone"
Gabriel B on August 2018
The Vallejo, CA homeowners’ guide to energy efficiency auditing services
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A home energy audit is a detailed write-up of how to lower your utility bills and increase your comfort level. Find out if they’re worth the cost.
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- 🌱 "Mow a small front yard"
- 🛠 "Fix a leaking pipe under the sink"
- 🏠 "Repair shingles on an asphalt roof"





