Contractor permit directory

Contractors observed in Maryland county permit records, grouped from public filings. Our observation is not complete: not every filing names a contractor, so a firm's real activity is almost always greater than what appears here.

All counties Anne Arundel County Baltimore County Frederick County Howard County Prince George's County

All trades Accessory Structure Deck & Patio Electrical Exterior Fire Protection Gas Interior HVAC Plumbing Pool & Spa Sign Site Solar Structural

VELOCITY ENERGY Solar/Frederick County, Howard County 7 permits/to Jul 2026
APPLIED BUILDERS, LLC Solar/Howard County 6 permits/to Oct 2025
Calvin Baxter Solar/Frederick County 6 permits/to Mar 2026
CAPTAIN POWER LLC Solar/Anne Arundel County, Howard County 6 permits/to May 2026
ENERGY HARBOR LLC Solar/Frederick County, Howard County 6 permits/to Feb 2026
GoGreen Solutions INC Solar/Anne Arundel County, Frederick County 6 permits/to Aug 2026
PJWD ENERGY LLC Solar/Anne Arundel County 6 permits/to Aug 2026
SOLAR GUYS INC Solar/Howard County 6 permits/to Sep 2024
1ST LIGHT ENERGY INC Solar/Howard County 5 permits/to Jul 2025
A.T. Electric LLC Solar/Anne Arundel County, Howard County, Prince George's County 5 permits/to Aug 2026
AURORA ENERGY INC Solar/Baltimore County, Howard County 5 permits/to Jan 2026
CANNON SOLAR LLC Solar/Frederick County, Howard County 5 permits/to Dec 2025
Joseph Rice Solar/Baltimore County 5 permits/to Apr 2023
Jr Fred Oral Roberts Thompson Solar/Frederick County 5 permits/to Nov 2025
NIKOLA ELECTRICAL SERVICE Solar/Frederick County, Howard County 5 permits/to Sep 2026
Adam Kollar Solar/Baltimore County 4 permits/to Mar 2023
ASSEMBLEE, LLC Solar/Howard County 4 permits/to Feb 2026
Belmont Solar Solar/Baltimore County, Frederick County, Howard County 4 permits/to Oct 2024
CAPITAL SOLAR GROUP LLC Solar/Frederick County, Howard County 4 permits/to Feb 2026
Castle Energy LLC Solar/Baltimore County 4 permits/to Dec 2022
Engineer 23050059964 Solar/Howard County 4 permits/to Aug 2025
Jeremy Hoffman Solar/Baltimore County 4 permits/to Mar 2023
JONATHAN ANDREWS Solar/Prince George's County 4 permits/to Sep 2026
MADHAN KUMAR NAGELLA Solar/Anne Arundel County, Howard County 4 permits/to Aug 2026
OME SOLAR LLC Solar/Howard County 4 permits/to Jun 2026
Powur PBC Solar/Frederick County 4 permits/to May 2023
SUNTUITY ELECTRIC LLC Solar/Howard County 4 permits/to Dec 2023
ARG SERVICES LLC Solar/Howard County 3 permits/to Oct 2023
Bright Eye Solar Solar/Frederick County 3 permits/to Jan 2026
CONVERT SOLAR LLC Solar/Anne Arundel County, Howard County 3 permits/to Jun 2026
Elena Zenke Solar/Baltimore County 3 permits/to Nov 2022
EVERGREEN RENEWABLES LLC Solar/Howard County 3 permits/to Oct 2025
George Lang Solar/Baltimore County 3 permits/to Jun 2023
GREGORY ALBRIGHT Solar/Baltimore County 3 permits/to Feb 2023
PATRICK NELSON Solar/Prince George's County 3 permits/to Sep 2026
PHILIP KELLY Solar/Frederick County 3 permits/to Sep 2023
Robert Young Solar/Baltimore County 3 permits/to Mar 2023
Shaun Connelly Solar/Baltimore County 3 permits/to Oct 2022
Theodore D Koch Solar/Frederick County 3 permits/to Oct 2024
VELOCITY ENERGY AND HOME SOLUTIONS Solar/Howard County 3 permits/to Jul 2026

Source: county permit records. Updated weekly.