Our Credentials & Certifications
AJ Long Electric is fully licensed, insured, and certified across Virginia, Maryland, and Washington D.C. Your safety and satisfaction are backed by verifiable credentials.
AJ Long Electric is a licensed electrical contractor holding Virginia Master Electrician license #2705031092 (verifiable through the Virginia DPOR license lookup), Maryland license #3309, and DC license #EM40000654. The company has been family-owned since 1996, carries $2 million in liability insurance, and maintains an A+ BBB rating.

State Licenses
Licensed to perform electrical work across the entire DMV metropolitan area.
Virginia Master Electrician License
#2705031092
Virginia Department of Professional and Occupational Regulation (DPOR)
Maryland Electrical License
#3309
Maryland Department of Labor, Licensing and Regulation (DLLR)
DC Electrical License
#EM40000654
DC Department of Consumer and Regulatory Affairs (DCRA)
Professional Certifications
Factory-trained and manufacturer-certified for specialized electrical installations.
Licensed Master Electrician
Holds a Master Electrician license demonstrating the highest level of competency in electrical work, code compliance, and safety standards.
Backup Power Installation
Experienced installing code-compliant home backup power: manual transfer switches, generator interlock kits, and exterior inlet boxes for portable generators, plus battery power stations from EcoFlow, Bluetti, and Anker SOLIX. Hardwired transfer-switch and smart-panel work is permitted and inspected under NEC 702.
EV Charger Certified
Certified installer for Tesla Wall Connectors, ChargePoint, JuiceBox, and all major Level 2 EV charging systems.
Tesla Certified Installer
Authorized by Tesla to install Wall Connectors and Powerwall battery systems for residential and commercial applications.
Insurance & Bonding
Fully insured and bonded for your complete protection on every project.
General Liability
$2 Million in general liability insurance coverage, protecting your property and investment on every project.
Workers Compensation
Full workers compensation coverage for all employees, so you are never liable for on-site injuries.
Surety Bond
Fully bonded as required by state licensing boards, guaranteeing contractual obligations are met.
Accolades & Ratings
Recognized by independent organizations for quality and customer satisfaction.
BBB A+ Rating
Accredited business with the Better Business Bureau, maintaining an A+ rating through a commitment to resolving customer concerns and ethical business practices.
Consumer Checkbook Top Rated
Recognized as a top-rated electrician by Consumers' Checkbook, an independent nonprofit consumer organization that rates local service providers.
1,400+ Five-Star Reviews
Over 1,400 verified five-star reviews on Google, reflecting consistent customer satisfaction across thousands of residential and commercial projects.
Licensed Service Areas
We hold active licenses to perform electrical work in the following jurisdictions.
Virginia
- Fairfax County
- Arlington County
- Alexandria
- Loudoun County
- Prince William County
- Falls Church
Maryland
- Montgomery County
- Prince George's County
- Bethesda
- Rockville
- Silver Spring
- Potomac
Washington, D.C.
- Northwest DC
- Northeast DC
- Southwest DC
- Southeast DC
- Capitol Hill
- Georgetown
Business Information
Founded in 1996, AJ Long Electric is a family-owned and operated electrical contractor.
AJ Long Electric
At a Glance
- Founded
- 1996
- Ownership
- Family-Owned & Operated
- Principal
- John Long, Master Electrician
- Operations
- Matt Long, Operations Manager
- Employees
- Licensed Electricians & Apprentices
- Warranty
- 5-Year Parts & Labor
Credentials FAQ
Common questions about how to verify our licensing, insurance, and certifications.
Is AJ Long Electric a licensed electrician?
Yes. AJ Long Electric holds a Virginia Master Electrician license (#2705031092) issued by the Virginia Department of Professional and Occupational Regulation (DPOR), plus active electrical licenses in Maryland (#3309) and Washington, D.C. (#EM40000654). You can verify the Virginia license directly through the DPOR license lookup.
How can I verify the AJ Long Electric license number?
Search the Virginia DPOR public license lookup for license #2705031092, or ask for our Maryland and DC license numbers. We provide our license and insurance details in writing before any work begins, and every job is backed by $2 million in general liability coverage.
Is AJ Long Electric insured and bonded?
Yes. AJ Long Electric carries $2 million in general liability insurance, full workers compensation coverage for all employees, and a surety bond as required by state licensing boards. This protects your property and means you are never liable for on-site injuries.
What manufacturer certifications does AJ Long Electric hold?
AJ Long Electric is a Tesla Certified Installer for Wall Connectors and Powerwall systems and a certified Level 2 EV charger installer for ChargePoint, JuiceBox, and other major brands. For home backup power, we install transfer switches and interlock kits for portable generators and supply and install battery power stations from EcoFlow, Bluetti, and Anker SOLIX.
Explore AJ Long Electric
Learn more about our team, read verified reviews, and see the work we do across the DMV.
About AJ Long Electric
Our story, values, and the family behind 25+ years of electrical work.
Meet the Team
John and Matt Long — the father-son team leading our licensed electricians.
Customer Reviews
Read 1,400+ verified five-star reviews from homeowners and businesses.
Electrical Services
Panel upgrades, EV chargers, backup power, and full-home electrical work.
Service Areas
The Northern Virginia, Maryland, and Washington, D.C. areas we cover.
Contact Us
Request a free estimate or reach our team for 24/7 emergency service.
Work With Licensed Professionals
When you choose AJ Long Electric, you choose a team backed by verified credentials, decades of experience, and a commitment to doing the job right.