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Find Electrical wiring or panel upgrade pros in Charleston

Tepen Electrical

4.90(
31
)
•Approved Pro

Tepen Electrical

4.90(
31
)
•Approved Pro
Customers say: True professional
Recommended by 90% of Angi customers
Recommended by 90% of HomeAdvisor customers
8 years of experience

Tepen Electrical is a full service residential and commercial electrical contractor. We are capable of handling all of your electrical needs from a simple service call to large commercial projects. Tepen Electrical has served its customers with a commitment to service and value. We have the experience and expertise to get the job done right the first time. Being a locally owned company means that any dealings you have with Tepen Electrical, you will be working with an owner of the company. Please call us today to schedule your appointment!

"Correctly quickly and innovative would be what to expect when hiring Tepen Electric. "

Monte B on February 2026

Tepen Electrical is a full service residential and commercial electrical contractor. We are capable of handling all of your electrical needs from a simple service call to large commercial projects. Tepen Electrical has served its customers with a commitment to service and value. We have the experience and expertise to get the job done right the first time. Being a locally owned company means that any dealings you have with Tepen Electrical, you will be working with an owner of the company. Please call us today to schedule your appointment!

"Correctly quickly and innovative would be what to expect when hiring Tepen Electric. "

Monte B on February 2026

Avatar for Lockhart Electric, LLC

Lockhart Electric, LLC

5.00(
11
)
•Approved Pro

Lockhart Electric, LLC

5.00(
11
)
•Approved Pro
Super Service Award
40 years of experience
Free onsite estimate

Lockhart Electric LLC 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.

"Was on time, professional, and reasonably priced. I didn't feel pressured to spend more than what the repair cost. I will definitely hire them again. "

Derrick S on January 2026

Lockhart Electric LLC 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.

"Was on time, professional, and reasonably priced. I didn't feel pressured to spend more than what the repair cost. I will definitely hire them again. "

Derrick S on January 2026

Apex Electrical Solutions

5.00(
3
)
•Approved Pro

Apex Electrical Solutions

5.00(
3
)
•Approved Pro
1 years of experience
Free onsite estimate

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

"Great work. Friendly workers who were competent and knowledgeable. They were very helpful and respectful. I was pleased with their work."

Ollie T on November 2025

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

"Great work. Friendly workers who were competent and knowledgeable. They were very helpful and respectful. I was pleased with their work."

Ollie T on November 2025

FAQs for electrical wiring or panel upgrade projects in Charleston, IL

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 Charleston, IL 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.

See all articles