Patrick Callahan works as a electrician in JOPPA. Practices under license number ME9071, cross-checked against public registries. Prolio refreshes this listing weekly so the public information stays current and you're not reading a page Google forgot about years ago. You can contact Patrick Callahan directly from this page — we don't take a commission, we don't resell the lead, and we don't sit between you and the professional. If you're Patrick Callahan and want to edit this profile yourself, you can claim it for free at the bottom of the page.
Licencia ME9071 emitida por Montgomery County, MD.