How To Start A Construction Company In Illinois

How to Start a Construction Company In Illinois

Here is some information on how to start a construction company in Illinois. A construction company could include building, excavation, home improvements, carpentry or any other type of commercial or residential work.  You may want to start here:  How To Start A Construction Company.   Make sure you research the laws in your area before getting started.

Getting started– The state of Illinois has a website about starting a business in Illinois here:

-Register your construction company name.

You need to register your business name with your county clerk’s office.

If you need help selecting a name for your construction business: Choosing a Construction Company Name

-Choose your business structure.

Decide what structure you want for your construction company– Sole-proprietor, LLC, Partnership, Corporation, etc.  Find out more here:

-Register your construction company with Illinois.

You can register your construction business with the state of Illinois here: to start a construction company in Illinois

-Open a Business Account with your Bank.

You will need to open a separate checking account for your construction company with your new business name.

-Find out about taxes and hire an accountant.

You may want to file your own taxes if you are a small company. As you grow, it will be easier to have an accountant do the work. More info about taxes here: and

-Get Construction Software

Construction software will streamline your business before you even start, giving you visibility and control over all your leads, sales, jobs, and tasks from a single program to get your company on the fast track toward growth.

You’ll also be able to create estimates, place material orders, automate the boring (but necessary) stuff, empowering you and your team to finish jobs on time and on budget. Try JobNimbus for Free!

-Get Liability Insurance

We work with because they’re the one-stop-shop for General Liability insurance and are able to get online quotes in all 50 states. Plus, their expertise means they’re fast when it comes to getting the right bond and liability coverage.  Contractors need to win the job and stay protected at an affordable price. Learn more >

More about liability insurance here: Contractor Liability Insurance

-Worker’s Compensation.

You will need Worker’s Compensation if you have any employees. Find out more>

-Register as a Contractor in Illinois.

Check with your local municipality to see if you need to register as a licensed contractor in the state of Illinois.  

-Get Health Insurance.

Since you will be self-employed, you will need your own health insurance.  If you have employees, you will need a plan that will include their health needs also.

-See if  you need City License.

You may be required to obtain a license to operate your construction company in a particular locale, whether you are a resident, or not.

-Don’t forget about Permits.

You may need to apply for permits before commencing certain types of construction jobs, depending on your location.

-Building Code and Inspections.

You must be aware of building codes for your particular job, and may be subject to inspections.


Depending on how many employees you have, you may need to follow OSHA regulations.