John Block works as a electrician in CROFTON. Practices under license number ME2992, 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 John Block 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 John Block and want to edit this profile yourself, you can claim it for free at the bottom of the page.
Licencia ME2992 emitida por Montgomery County, MD.