
Precision. Punctuality. Commitment to Excellence.
Bilco Air Conditioning & Heating is a leading Onalaska cooling contractor. We provide our clients with a comprehensive approach to contracting and specialize in a wide range of services. Since I started out in 2000, we’ve been committed to my clients’ needs and satisfaction. Get in touch to receive your free estimate today.
No matter what kind of equipment you have, we’ve worked on it before and we have the expertise to service it correctly. We also have the largest parts inventory in the business, so repair times are consistently fast.
What We Offer
Need a new A/C unit?
We've Got You Covered!

Testimonials
"When it comes to professionalism, Bilco has them all beat! All the people at Bilco are courteous, knowledgeable, and up front with every aspect of the business. I will definitely have Bilco’s team on my side for all my heating and cooling needs."
Judith E.
Happy Client
''I look for the 3 P's when doing business with a company. Professional, Prompt, and Priced right. We have done business with Bilco twice, and they have done a great job with both jobs. Jerry is great! Thanks BILCO!"
Bambi K.
Happy Customer
''Great people and service"
Robert M.
Excited Homeowner