Flying Engineer

Aircraft Avionics in Illinois

Listed first in Illinois: Byerly Aviation, Parks Aviation Holdings LLC and Sparton Corporation. Compare services, locations and contacts below.

3 companiesUpdated

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Aircraft Avionics companies

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Common questions

How many aircraft avionics companies are there in Illinois?
Flying Engineer lists 3 aircraft avionics companies in Illinois.
Which aircraft avionics companies in Illinois are listed first?
Byerly Aviation, Parks Aviation Holdings LLC and Sparton Corporation appear first. Featured companies are shown first, followed by companies with the most complete profiles.
How do I contact a aircraft avionics company in Illinois?
Open a company's page to see its website, phone number and location, or send a quote request directly from the page. Requests go straight to the company.

Updated January 2026. Based on the companies listed on Flying Engineer.