When you choose Gillan Construction, LLC you are choosing a family owned and operated business who has been serving greater Illinois for over 30 years. Our sister company is AWSS – Area Wide Septic Service.

What sets Gillan Construciton, LLC apart is the attention to detail on every project. Whether it is a fiberglass inground pool installation or a city block sewer installation, we will make sure we are on time and on budget!

Septic Services | Fiberglass Inground Pools | Sitework | Gillan Construction

OUR HASSLE-FREE PROCESS IN 3 EASY STEPS!

Friendly Expert Advice

Our project managers will meet with you to discuss the scope of your project. From there we will create a proposal that includes pricing, time line, and the scope of work for your project!

Site Spec & Site Prep

From here, depending on the scope of the project we will coordinate blue prints for your project. We will then start prepping the construction area.

Construction

Finally, we start the construction of your project! Our team of experienced project managers will work with you and inform you every step of the way. We pride ourselves in delivering on time and on budget!

Our Clients Love Us SEE FOR YOURSELF.

Serving Greater North Central Illinois’

At Gillan Construction, LLC we know what it takes to make your construction project a reality. We have partnered with homeowners, general contractors, and municipalities for years with a solid track record. If you are ready to start your project then call the experts at Gillan Construction, LLC!

We Come Highly Recommended

★★★★★ 5/5

"I called Jeff from Gillan to get a quote on an inground fiberglass pool. The quote was reasonable so we went with them. The installation was seamless and Gillan's crew did a fantastic job!"

"Very professional company that manages the project efficiently from start to finish. Would highly recommend them!"

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Call Now! 815-559-2088

a name you can trust!

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