Electrician in Palatine, IL.
William Koopmann appears in Illinois license records as an electrician based in Palatine, IL. The record lists a ELECTRICAL CONTRACTOR license (#CHIPERMIT-005539) with status “Active”.
Information sourced from public state license records — not yet verified by the business owner. Always confirm credentials before hiring.
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William Koopmann is an electrician based in Palatine, Illinois. Their license classification is Chicago Permit Data.
Yes. William Koopmann holds Illinois IDFPR license #CHIPERMIT-005539 (status: Active). Verify the current status on Illinois IDFPR before hiring.
William Koopmann is based in Palatine, IL 60067.
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Not yet. This listing was created from public Illinois license records but hasn't been claimed by the owner. The license info above is from official records, but the business hasn't confirmed its services, hours, or current availability with us yet.
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