Top-rated energy efficiency auditors.

Get matched with top energy efficiency auditors in Delhi, IA

Enter your zip and get matched with up to 5 pros

Need a pro for your energy efficiency auditing project in Delhi, IA?

Select your specific project to find the pro for you.

Verified Reviews for Energy Efficiency Auditing pros in Delhi, IA

*The Angi rating for Energy Efficiency Auditing companies in Delhi, IA 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 Delhi, IA 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 November 24, 2025

Find Energy efficiency auditors in Delhi

Avatar for USA Alarm Service, Inc

USA Alarm Service, Inc

No reviews yet

USA Alarm Service, Inc

No reviews yet
29 years of experience

USA Alarm is a national company that has more than two decades of experience and an award winning command center that protects more than 700,000 homes and businesses through the United States, 24 hours a day and 7 days a week. We have offices located throughout the US, with two main offices in Indianapolis, Indiana and Post Falls, Idaho.

USA Alarm is a national company that has more than two decades of experience and an award winning command center that protects more than 700,000 homes and businesses through the United States, 24 hours a day and 7 days a week. We have offices located throughout the US, with two main offices in Indianapolis, Indiana and Post Falls, Idaho.

Solar Wolf Energy

2.00(
2
)

Solar Wolf Energy

2.00(
2
)
10 years of experience

Solar Wolf is a full service solar company with a great reputation and an old world belief to our customers. To under-promise and over-deliver, period. We have 18 years experience in construction, remodeling, roofing, solar water heaters, solar pv systems, battery back-up systems and much more. See what Solar Wolf Energy can do for you!

Solar Wolf is a full service solar company with a great reputation and an old world belief to our customers. To under-promise and over-deliver, period. We have 18 years experience in construction, remodeling, roofing, solar water heaters, solar pv systems, battery back-up systems and much more. See what Solar Wolf Energy can do for you!

Innovative Engineers Inc.

No reviews yet

Innovative Engineers Inc.

No reviews yet
15 years of experience

INNOVATIVE ENGINEERS INC. (IEI) is a leading consultant for mechanical and electrical engineering design services based in Iowa. Our firm also offers Sustainability and Energy related services such as Commissioning, energy modeling, Renewable energy, LEED consulting and geothermal design. We offer our engineering services to Architects, Developers, Contractors, Corporations, Institutions and Government Departments. Our portfolio includes Commercial, Residential, Mixed-use, Healthcare, Institutional, Retail, Industrial and Religious Facilities.

INNOVATIVE ENGINEERS INC. (IEI) is a leading consultant for mechanical and electrical engineering design services based in Iowa. Our firm also offers Sustainability and Energy related services such as Commissioning, energy modeling, Renewable energy, LEED consulting and geothermal design. We offer our engineering services to Architects, Developers, Contractors, Corporations, Institutions and Government Departments. Our portfolio includes Commercial, Residential, Mixed-use, Healthcare, Institutional, Retail, Industrial and Religious Facilities.

Olde Town Roofing

3.67(
3
)

Olde Town Roofing

3.67(
3
)
Customers say: Quality work
21 years of experience

We are a general contractor that serves Iowa and Illinois. If you can think it, we will figure out a way to create it for you at an honest price and great customer service. We have several financing options available for almost every type of credit risk. We offer several promotions throughout the year for both product and financing.

"Failed to show up on agreed upon work date due to overbooking. Bid vinyl for an aluminum replacement, then was unresponsive about bidding aluminum. When we decided to go elsewhere, six months later they sent us an invoice for an additional, arbitrary $3k for work not performed. We disputed the invoice and never heard back until we got another invoice another seven months later seeking double the original amount including monthly interest and an ‘overhead & profit’ fee."

CRAIG M on November 2024

We are a general contractor that serves Iowa and Illinois. If you can think it, we will figure out a way to create it for you at an honest price and great customer service. We have several financing options available for almost every type of credit risk. We offer several promotions throughout the year for both product and financing.

"Failed to show up on agreed upon work date due to overbooking. Bid vinyl for an aluminum replacement, then was unresponsive about bidding aluminum. When we decided to go elsewhere, six months later they sent us an invoice for an additional, arbitrary $3k for work not performed. We disputed the invoice and never heard back until we got another invoice another seven months later seeking double the original amount including monthly interest and an ‘overhead & profit’ fee."

CRAIG M on November 2024

Avatar for Energy Choice Center

Energy Choice Center

No reviews yet

Energy Choice Center

No reviews yet
16 years of experience

We provide free energy consulting services that pertain to discounted natural gas and electricity supply services through local utility companies.

We provide free energy consulting services that pertain to discounted natural gas and electricity supply services through local utility companies.

Energy Efficiency Auditing questions, answered by experts

There are a few ways to reduce your electricity bills if you use window AC units to keep cool. Set the unit temperature at least 1 degree higher than it is currently to reduce costs. Keep the unit clean for it to run efficiently. You may want to hire a window AC specialist near you to inspect the unit once a year and keep it in tip-top shape.

Provide utility bills and clear access to all areas of the home, including the attic and basement.

Yes, including optimizing settings and suggesting upgrades if needed.

There is no blanket figure for a residential home’s electrical load, since load varies by the size of the home, how many appliances are used, and the efficiency of their electrical systems. Typically, however, it’s safe to assume 40 to 60 amps is the average electrical load of a residential home. 

Electric bills tend to be lower in spring and fall because people use less electricity during these seasons. Milder temperatures allow for less use of heating and cooling, unlike during winter and summer, which usually bring more extreme temperatures.

The Delhi, IA homeowners’ guide to energy efficiency auditing services

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

See all articles