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JJ Electrical & Generators, L.L.C.

"Call And Make An Appointment Today!"

About Us

JJ Electrical & Generators, L.L.C., based in Caledonia, WI, is the premier provider for generator installation and electrical services across Oak Creek, Franklin, Greendale, Muskego, and neighboring communities. We specialize in 24/7 emergency services, as well as residential and commercial electrical projects, including remodeling and new construction. For reliable solutions to your electrical needs, reach out to JJ Electrical & Generators, L.L.C. in Caledonia.

Areas Served

Oak Creek, WI | Franklin, WI | Greendale, WI | Muskego, WI

Our Professional Associations

WE Energy Certified

Our Certifications

Code Compliance
Licensed and Insured
Generac Certified

What We Offer

Our Specialties include:

Generator Installation
Free Estimates
New Construction-Rec Rooms, Garage, Hot Tubs, Pools, etc.
30+ Years of Industry Experience

Our Services include:

Generator Sales & Installation - We provide top-quality generators and expert installation to keep your home or business powered during outages and emergencies.
New Construction Electrical Services - From blueprint to final inspection, we handle all electrical needs for new residential and commercial builds with precision and code compliance.
Remodeling & Renovation Projects - Upgrade your space with modern electrical solutions—whether you're remodeling a kitchen, basement, office, or entire property.
Residential & Commercial Electrical Work - Our licensed electricians deliver reliable service for homes and businesses, including lighting, wiring, panel upgrades, and more.

Our Brands include:

Generac

Testimonials

On 2/26/2026 Adam Langowski had this to say:
We had efficient professional and timely service. They installed 3 ceiling fans and 2 overhead lights in one day. We will use them again.

On 1/19/2026 Eric Vesel had this to say:
"Jeff and his crew recently completed our new shop. They installed a 200-amp service and handled all the wiring for our needs. The work was professional, on schedule, and tidy — they even painted the metal outlet boxes to match the interior finishes. Excellent workmanship and attention to detail; we’re very pleased with the result."

On 12/28/2023 Jeremy Werner had this to say:
Excellent service, knowledgeable staff

On 11/16/2022 Troy McIntyre had this to say:
I used them to run all electrical for a home standby generator, including a panel / automatic transfer switch. Great work. Great price.

On 11/16/2022 Troy M. had this to say:
I used them to install all electrical for a home standby generator. Great work. Great price.

Contact Us

JJ Electrical & Generators, L.L.C.
Caledonia, WI 53108
Phone: (414) 840-8847
Email: jj_electrical@outlook.com

Serving Oak Creek and Surrounding Areas

Where To Find Us

Payment Types Accepted

Visa, MasterCard, American Express, Discover, PayPal, Personal Checks, Debit Cards

Our Hours

24 Hour Emergency Service

Monday: Open 24 Hours
Tuesday: Open 24 Hours
Wednesday: Open 24 Hours
Thursday: Open 24 Hours
Friday: Open 24 Hours
Saturday: Open 24 Hours
Sunday: Open 24 Hours

News

When the power goes out, your home or business shouldn’t have to stop. At JJ Electrical, L.L.C., we provide professional generator installation services designed to keep you powered through every season.

🔧 Why Choose JJ Electrical for Your Generator Installation?
Licensed, experienced electricians who ensure safe, code‑compliant installation

Customized system sizing so your generator meets your exact power needs

Seamless integration with your existing electrical system

Top‑tier workmanship backed by dependable customer support

Peace of mind knowing your property is protected during outages

FAQ

Are you licensed and insured?

Yes, we are fully licensed and insured to ensure the highest standard of safety and quality for all our electrical services.

Do you provide free estimates for your services?

Yes, we offer free estimates for all our services, including generator installations, new construction, and remodeling projects.

How much experience do you have in the industry?

With over 30 years of industry experience, our team is equipped to handle a diverse range of electrical work for both residential and commercial clients.