Electrical & Fire Alarm
maintenance company
maintenance company
DC Metro Area
Request Service Today
About Us
John Xanthos, Inc. was founded in 2001 as an electrical and fire alarm maintenance company serving the metro DC area.
The company is a registered CBE Company in the District of Columbia.
- Full-service electrical layout, design
- Wiring and installation/upgrades
- Emergency power solutions (generators)
- Virtually any electrical needs you have – just ask!
Our Services
+1 202 987-7520
Never hesitate when it comes to potential electrical problems. Electrical issues can quickly develop into major catastrophes.
Do you need help with electrical maintenance?
Contact us – our technicians are ready to help you solve that issue.
Higher Standards
for quality work and safety
Better Solutions
for design and energy saving
Personal Commitment
for your comfort and security
Our Testimonials
Great service. They really helped me out when my heater went out. They made the service and payment very convenient for me. I highly recommend this company.
Paul Grant
I love my new heaters. I should have done this years ago. The installation was done professionally and in the time frame allotted. It was a great experience.
Eldon C. Caron
Great service. They really helped me out when my heater went out. They made the service and payment very convenient for me. I highly recommend this company.
Paul Grant
I love my new heaters. I should have done this years ago. The installation was done professionally and in the time frame allotted. It was a great experience.
Eldon C. Caron
Great service. They really helped me out when my heater went out. They made the service and payment very convenient for me. I highly recommend this company.
Paul Grant
I love my new heaters. I should have done this years ago. The installation was done professionally and in the time frame allotted. It was a great experience.
Eldon C. Caron
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