Top 32 Electrical Component Manufacturers in Maryland 2026
Last updated
FirmsLedger lists 32 electrical component manufacturers headquartered in Maryland. The largest clusters are in Baltimore (4), Annapolis (3), Columbia (3) and Millersville (3), and the other 19 are in 16 more cities. Baltimore listings include Marlin Steel, Power Factor, JW Electrical Supply and Indusco Wire Rope & Fittings.
By specialty, Maryland has solar panels (13) and electrical wire & cable (12) listings. Capabilities that more than one of them list include engineering services (2).
| Company | City | Specialty | Phone | Website |
|---|---|---|---|---|
| Control Cable, Inc. | Windsor Mill | Cable assembly manufacturing | (410) 298-4411 | controlcable.com |
| EDGE Energy | Beltsville | Rooftop solar PV design and installation | (301) 321-7868 | edge-gogreen.com |
| Marlin Steel | Baltimore | Wire forming | (410) 644-7456 | marlinwire.com |
| Modular Components National | Forest Hill | RF and microwave printed circuitry fabrication | (410) 879-6553 | modularcomp.com |
| Power Factor | Baltimore | Commercial solar PV installation | (443) 559-0174 | powerfactorco.com |
| PwrQ | Hanover | Power systems engineering | (866) 335-5204 | pwrq.com |
| Zentech Manufacturing, Inc. | Windsor Mill | Printed Circuit Board Assembly (PCBA) | (443) 348-4500 | zentech.com |
| Aurora Energy, Inc | Columbia | Commercial solar system design | (410) 505-4848 | aurora-energy.com |
| Custom Cable Solutions | Salisbury | Build-to-print cable assembly | (410) 341-7050 | ccsi-md.com |
| Custom Cables Inc | Laurel | Cable assembly | (301) 497-9300 | customcablesinc.com |
All Electrical Equipment & Components in Maryland
EDGE Energy
Beltsville, Maryland
EDGE Energy is based in Beltsville, Maryland, and was founded in 2006 by Jason Dispenza, who serves as CEO. The company began as a mission-driven contractor focused on helping homeowners across Maryland, Washington, D.C., and Virginia reduce energy consumption and transition to renewable sources.
Marlin Steel
Baltimore, Maryland
Marlin Steel was founded in 1968 in Baltimore, Maryland, initially producing bagel baskets. The company is led by Drew Greenblatt, who has overseen its expansion from a single Baltimore facility to additional locations in Indiana and Michigan, nearly tripling in size over the past four years.
Power Factor
Baltimore, Maryland
Power Factor is a family-owned solar and electrical contractor headquartered in Baltimore, Maryland. The company was formed in March 2013 by George Lang IV, a master electrician licensed in five states who began his career as an apprentice with Associated Builders and Contractors and later ran the electrical maintenance department at Johns Hopkins Hospital.
PwrQ
Hanover, Maryland
PwrQ operates from Hanover, Maryland, tracing its roots to 1926. The company is now a subsidiary of Forgent, which brought together over a century of power‑systems experience to address modern infrastructure challenges.
- Haas & Sons Electric - ElectriciansMillersville, Maryland
- JW Electrical SupplyBaltimore, Maryland
- KW Solar Solutions, IncElkton, Maryland
- Standard Energy SolutionsColumbia, Maryland
- Steel and Wire Products Co.Rosedale, Maryland
- The Big Screen StoreAnnapolis, Maryland
- AirFinderAnnapolis, Maryland
- Astound | MillersvilleMillersville, Maryland
- Beltway Used Auto Parts LLCHyattsville, Maryland
- Circa EnergyAnnapolis, Maryland
- Indusco Wire Rope & FittingsBaltimore, Maryland
- Maryland Community SolarColumbia, Maryland
- Onsite Wire & Cable + TelinksHanover, Maryland
- Paradise Energy SolutionsSalisbury, Maryland
- WireFox ElectricOdenton, Maryland
- Energy SelectLeonardtown, Maryland
- Southern Maryland Cable IncTracys Landing, Maryland
- Sunburst Solar LLCCalverton, Maryland
- Why Free Solar CompanyForest Heights, Maryland
- Maryland Home Tech ConsultingCatonsville, Maryland
- Solar Energy WorldElkridge, Maryland
- Solar-VerseMillersville, Maryland
Listings are grouped by category and location. Add your company
Other industries in Maryland
- Mechanical Components in Maryland
- Plastics & Packaging in Maryland
- Metal Fabrication in Maryland
- Electronics & Semiconductor in Maryland
- Automotive Parts in Maryland
- Textile & Apparel in Maryland
- Furniture & Woodworking in Maryland
- Food & Beverage Processing in Maryland
- Medical Devices in Maryland
- Pharmaceutical in Maryland
Electrical Equipment & Components in Maryland by specialty
- Wiring Harness in Maryland
- Switchgear in Maryland
- Circuit Breakers in Maryland
- Electrical Panels in Maryland
- Control Panels in Maryland
- Transformers in Maryland
- Industrial Cables in Maryland
- Connectors in Maryland
- Sensors in Maryland
- Relays in Maryland
- Electrical Wire & Cable in Maryland
- Solar Panels in Maryland
Electrical Equipment & Components in other states
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Frequently asked questions
Which electrical component manufacturers in Maryland list engineering services?
2 companies list it: PwrQ and Custom Cables.
Which certifications do electrical component manufacturers in Maryland list?
AS 9100D: Control Cable and Custom Cable Solutions. ISO 13485: Marlin Steel and Zentech Manufacturing. ISO 9001:2015: Control Cable and Custom Cable Solutions.