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Find Electrical wiring or panel upgrade pros in Cottleville

Italiano Electric

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Approved Pro

Italiano Electric

New on HomeAdvisorNew on HomeAdvisor
Approved Pro
5 years of experience
Free onsite estimate

Italiano Electric is committed to excellence in 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. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

Italiano Electric is committed to excellence in 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. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.


Avatar for N3 Electrical Services

N3 Electrical Services

4.93(
41
)
Approved Pro

N3 Electrical Services

4.93(
41
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
9 years of experience

Here at N3 Electrical Services, we focus on quality electrical projects. We use our years of experience and expertise to complete your project with perfection. We are easy to work with, and get the job done right the first time. Customer service and honesty are the most important aspects of our business, and your satisfaction is our number one priority. Please call us today, for a free estimate. We look forward to working with you!

"Called when breaker wouldn't reset and 1/2 the house was in the dark, Came out same day. Problem was wiring on new ceiling fan. Fixed at very reasonable rate. Nathan is very nice and explained everything. Will definitely call for any other jobs that come up."

Mary R on January 2023

Here at N3 Electrical Services, we focus on quality electrical projects. We use our years of experience and expertise to complete your project with perfection. We are easy to work with, and get the job done right the first time. Customer service and honesty are the most important aspects of our business, and your satisfaction is our number one priority. Please call us today, for a free estimate. We look forward to working with you!

"Called when breaker wouldn't reset and 1/2 the house was in the dark, Came out same day. Problem was wiring on new ceiling fan. Fixed at very reasonable rate. Nathan is very nice and explained everything. Will definitely call for any other jobs that come up."

Mary R on January 2023


Avatar for Deer Hill Electrical Services, LLC

Deer Hill Electrical Services, LLC

5.00(
4
)
Approved Pro

Deer Hill Electrical Services, LLC

5.00(
4
)
Approved Pro
Customers say: Quick response
13 years of experience

Veteran-owned small business dedicated to your specific needs. With our diverse and in depth qualifications and knowledge, we are the solution to all of your electrical needs. Utilizing state-of-the-art infrared technology, we can diagnose and resolve issues faster and more efficiently. Give us a call and experience professional service with modern solutions today! Serving Waterloo, Columbia, Valmeyer, Maeystown, Red Bud, and Millstadt. Areas further than 20 miles outside of Waterloo, or across the river, will have additional travel fees.

"We couldn?t be happier with the job Deer Hill Electrical Services did for us! The new panel looks very clean & professional. He & his assistant were prompt, neat, and polite. I will be calling on them again soon for a few light fixtures we need replaced. Very satisfied customer here!"

Brenda M on June 2025

Veteran-owned small business dedicated to your specific needs. With our diverse and in depth qualifications and knowledge, we are the solution to all of your electrical needs. Utilizing state-of-the-art infrared technology, we can diagnose and resolve issues faster and more efficiently. Give us a call and experience professional service with modern solutions today! Serving Waterloo, Columbia, Valmeyer, Maeystown, Red Bud, and Millstadt. Areas further than 20 miles outside of Waterloo, or across the river, will have additional travel fees.

"We couldn?t be happier with the job Deer Hill Electrical Services did for us! The new panel looks very clean & professional. He & his assistant were prompt, neat, and polite. I will be calling on them again soon for a few light fixtures we need replaced. Very satisfied customer here!"

Brenda M on June 2025


Atoms Electrical Co. LLC

5.00(
5
)
Approved Pro

Atoms Electrical Co. LLC

5.00(
5
)
Approved Pro
2 years of experience

We offer over 20 years of experience in the electrical industry. We take on a wide range of electrical projects to include full installation for additions and remodels as well as wiring and panel upgrades and a variety of other jobs. We’re committed to providing a personalized service for each individual project we take on & look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.

We offer over 20 years of experience in the electrical industry. We take on a wide range of electrical projects to include full installation for additions and remodels as well as wiring and panel upgrades and a variety of other jobs. We’re committed to providing a personalized service for each individual project we take on & look forward to building strong, long-term relationships with our clients and guarantee your satisfaction.


Avatar for J BATHE ELECTRIC

J BATHE ELECTRIC

4.88(
34
)
Approved Pro

J BATHE ELECTRIC

4.88(
34
)
Approved Pro
Customers say: Quick response
Recommended by 97% of Angi customers
Recommended by 97% of HomeAdvisor customers
14 local quotes requested

Locally owned and operated, J. Bathe Electric Co. has been energizing St. Louis and St. Charles homes and businesses for more than 60 years with personalized and professional service. From new residential and commercial construction to electrical upgrades, J. Bathe's innovative electrical solutions and quality installations provide lasting value. Quality and service is a family tradition!

"Service was great"

Reginald J on October 2024

Locally owned and operated, J. Bathe Electric Co. has been energizing St. Louis and St. Charles homes and businesses for more than 60 years with personalized and professional service. From new residential and commercial construction to electrical upgrades, J. Bathe's innovative electrical solutions and quality installations provide lasting value. Quality and service is a family tradition!

"Service was great"

Reginald J on October 2024


Braun Energy Solutions

5.00(
5
)
Approved Pro

Braun Energy Solutions

5.00(
5
)
Approved Pro
8 years of experience
Free onsite estimate

We have a single mission: Complete Customer Satisfaction! We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience. You will find us to be competitively priced with close attention to the details. Our reputation is based on service, safety, and quality, regardless of how large or small the job. We look forward to building a lasting relationship and guarantee your satisfaction!

"Installation of my manual transfer switch was completed professionally and without any issues whatsoever. Will was very experienced with this job and I plan to use Braun Energy Solutions in the future and would recommend this company without hesitation or reservation."

Steve C on December 2025

We have a single mission: Complete Customer Satisfaction! We have consistently focused on the needs of our customers, providing personalized attention and a stress-free experience. You will find us to be competitively priced with close attention to the details. Our reputation is based on service, safety, and quality, regardless of how large or small the job. We look forward to building a lasting relationship and guarantee your satisfaction!

"Installation of my manual transfer switch was completed professionally and without any issues whatsoever. Will was very experienced with this job and I plan to use Braun Energy Solutions in the future and would recommend this company without hesitation or reservation."

Steve C on December 2025


Avatar for SCF Services LLC

SCF Services LLC

5.00(
12
)
Approved Pro

SCF Services LLC

5.00(
12
)
Approved Pro
1 years of experience

We're a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. Our services are customized to the individual project, paying close attention to the details of each project that we're involved with. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guaranteeing your satisfaction!

"He did a great job. Very friendly and on time "

Patty S on August 2025

We're a locally owned and operated company that values honesty and integrity and treats your home as if it were our own. Our services are customized to the individual project, paying close attention to the details of each project that we're involved with. We pride ourselves on the quality of our work as well as our commitment to outstanding results. We look forward to building lasting relationships and guaranteeing your satisfaction!

"He did a great job. Very friendly and on time "

Patty S on August 2025


Avatar for Boyd Electric, LLC

Boyd Electric, LLC

5.00(
7
)
Approved Pro

Boyd Electric, LLC

5.00(
7
)
Approved Pro
8 years of experience

With over 15 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you!

"Wonderful job replacing main panel, installing a ground wire per code, and an outside meter housing. Excellent communications and they always arrived on time and stayed until that part of the project was completed. We would highly recommend them and we will gladly use them again for any electrical project."

Lionel M on September 2025

With over 15 years of experience, I take pride in my quality craftsmanship. We are owner operated, and believe in building long-term relationships with our clients by delivering honesty along with exceptional work. We pride our company on reliability, great communication, integrity, and customer service. We are experts in our trade and will do our best to keep you as educated as we can on your particular project. Give us a call today! We look forward to working with you!

"Wonderful job replacing main panel, installing a ground wire per code, and an outside meter housing. Excellent communications and they always arrived on time and stayed until that part of the project was completed. We would highly recommend them and we will gladly use them again for any electrical project."

Lionel M on September 2025


Avatar for Fielder Electrical Service, Inc.

Fielder Electrical Service, Inc.

4.74(
39
)
Approved Pro

Fielder Electrical Service, Inc.

4.74(
39
)
Approved Pro
Customers say: Quality work
Recommended by 94% of Angi customers
Recommended by 94% of HomeAdvisor customers
25 local quotes requested

Fielder Electrical Services, Inc. has been in business since 1987, providing service to the St. Louis area. We work on it all- from the simplest of projects to middle and upper-end custom home renovation and remodeling projects, as well as commercial and industrial applications.

"Professional from start to finish. Prompt arrival with flexible scheduling. Courteous of interior when completing the project. Very pleased from beginning to end."

RAYMOND G on May 2024

Fielder Electrical Services, Inc. has been in business since 1987, providing service to the St. Louis area. We work on it all- from the simplest of projects to middle and upper-end custom home renovation and remodeling projects, as well as commercial and industrial applications.

"Professional from start to finish. Prompt arrival with flexible scheduling. Courteous of interior when completing the project. Very pleased from beginning to end."

RAYMOND G on May 2024


Down to the Wire, LLC

5.00(
5
)
Approved Pro

Down to the Wire, LLC

5.00(
5
)
Approved Pro
10 years of experience
Free onsite estimate

We take great pride in our experience, expertise, quality and customer service, that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship, and complete customer satisfaction, from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate, with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large, or small the job. Call us today!

We take great pride in our experience, expertise, quality and customer service, that we provide to meet the consumer's needs. It is our mission to provide excellent workmanship, and complete customer satisfaction, from start to completion of a project. In order to understand the needs and expectations of our customers, we take great care to work and communicate, with every customer in a professional manner. Our reputation is based on service, safety and quality, regardless of how large, or small the job. Call us today!

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FAQs for electrical wiring or panel upgrade projects in Cottleville, MO

While homeowners with substantial electrical knowledge might technically attempt a subpanel installation, most local building departments require permits and inspections for this type of work. Professional electricians understand local code requirements, can obtain necessary permits, and ensure the installation meets safety standards. Given the significant safety risks associated with incorrect electrical work, most homeowners benefit from hiring a licensed professional.

A standard subpanel installation takes an average of four to eight hours. This timeframe may extend if you're installing multiple subpanels or adding specialized circuits like those for spa equipment. Factors such as difficult access points, complex wiring paths, or permit processing times can also affect the overall project duration.

Adding a subpanel doesn't directly reduce electricity consumption or lower your utility bills. A subpanel simply redistributes power from your main panel to additional circuits. However, organizing your electrical system more efficiently may help prevent overloaded circuits and the associated problems. For actual cost savings, consider energy-efficient appliances and lighting instead.

The appropriate subpanel size depends on your specific electrical requirements. Consider the number and type of devices you'll be powering, potential future needs, and the capacity of your main electrical panel. An electrician can perform a load calculation to determine the most suitable amperage rating for your situation, ensuring you have adequate power without overpaying for unnecessary capacity.

A main electrical panel connects directly to your utility's power supply and contains your home's primary service disconnect. It distributes electricity throughout your entire house. A subpanel, by contrast, receives power from the main panel and redistributes it to a specific area of your home. Think of the main panel as the primary distribution point and the subpanel as a secondary branch that extends your electrical system's reach.

While electrical upgrades aren't as immediately visible as kitchen or bathroom renovations, they can contribute to your home's functionality and safety. Prospective buyers often appreciate updated electrical systems that can accommodate modern power demands. A properly installed subpanel that provides additional capacity for workshops, home offices, or future expansions could be an attractive feature for certain buyers, though the direct impact on home value varies by market.

The Cottleville, MO homeowners’ guide to electrical wiring or panel upgrades

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