Contractor in Baltimore, MD.
Constellation appears in Maryland license records as a contractor based in Baltimore, MD. The record lists a OSHA_Establishment license (#OSHA-999cf035b0ef62).
Information sourced from public state license records — not yet verified by the business owner. Always confirm credentials before hiring.
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Create a free account Or subscribe to message in-appCheck license #OSHA-999cf035b0ef62 on the Maryland licensing authority lookup and the BBB the day you hire; status can change after Bidroom's last import (2026-05-02).
Constellation is a contractor based in Baltimore, Maryland. Their license classification is Heating, ventilation and air-conditioning (HVAC) contractors.
Yes. Constellation holds Maryland licensing authority license #OSHA-999cf035b0ef62. Verify the current status on Maryland licensing authority before hiring.
Constellation is based in Baltimore, MD 21220.
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The fastest way is to post your project on Bidroom — Constellation and up to 2 other verified contractors in Baltimore can bid on it, and every quote includes itemized pricing + a written scope of work.
Not yet. This listing was created from public Maryland 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.
Contractor vetting checklist · Cost guide · Look up this license at the state board