608-756-8633 agsun@live.com

Electrical Contractor, HVAC, PV Solar

Agsun Corporation

Licensed & Insured

About UsContact Us
Electrical Services

Providing a Range of
Industrial, Commercial & Residential Services

Agsun Corporation is an electrical contractor helping you solve any of your electrical needs.  Their professional staff have worked with many of Agsun’s Residential, Commercial, Industrial and Solar clients for over 45 years!  Their countless positive reviews prove that you can’t go wrong when you pick Agsun.



Agsun Corporation offers a host of residential services.


Commercial Services

At Agsun, we offer a variety of commercial services for our clients.


Industrial Services

Agsun offers Industrial clients an array of services specific to their needs.



Solar Energy is just one other way Agsun helps their customers save money.

About Us & Why We are
The Best For the Job

Since its establishment in 1974, Agsun Corporation has remained a family owned business providing electrical services. 

Agsun is licensed, bonded and insured to provide services to residential, commercial and industrial customers.

Call Agsun today at 608-756-8633!



“All went well with correcting electrical issues for a home sale. Price was fair, on time, professional, and good communication. Highly recommend this company. Thanks Scott!”

Colin Marklein

“Have used Agsun for major work to my new business, they are prompt professional and fast! I will use them again and recommend them!”

John Goepfert


1321 S Jackson | PO Box 1617

Janesville, WI 53547


Phone:  608-756-8633

Fax:       608-756-8634


Hours of Operation

Monday to Friday 8:00AM - 5:00PM