Commercial Electrical Services
Power loss diagnostics and circuit troubleshooting · Electrical panel repair, replacement and sub-panel additions · Receptacles, switches, dedicated circuits and equipment hookups
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Relion Technical Services is a commercial facility maintenance service provider based in Hicksville, New York. Our technicians handle electrical, plumbing, HVAC and refrigeration, lighting, glass and doors, and general repairs for commercial properties in New York, New Jersey, Delaware, Maryland, Virginia, South Carolina and Florida.
Facility management companies, property managers and facility teams rely on us to perform the work on site and to do it properly: turn up when we said we would, diagnose the real fault, work within your process, and document what was done. Because our technicians cover several trades, a site with more than one problem can often be handled in a single coordinated visit.
Seven service lines and 24/7 emergency dispatch, available in every state we cover.
Power loss diagnostics and circuit troubleshooting · Electrical panel repair, replacement and sub-panel additions · Receptacles, switches, dedicated circuits and equipment hookups
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Emergency leak response, shut-offs and pipe repair · Drain cleaning, snaking and hydro-jetting · Camera inspection and line locating
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Walk-in cooler and freezer repair · Reach-in, prep table and display case service · Rooftop unit (RTU) repair and replacement
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Interior lamp, driver and ballast replacement · Parking lot and pole lighting repair · Bucket-truck and high-bay relamping
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24/7 emergency board-up and site securing · Storefront and tempered glass replacement · Insulated glass unit (IGU) and foggy-seal replacement
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Drywall repair, patching and finishing · Commercial painting and touch-up · Carpentry, millwork and trim repair
View General Repairs
Scheduled HVAC and refrigeration PM visits · Coil cleaning, filter changes and belt inspection · Seasonal heating and cooling changeovers
View Preventive Maintenance
Nights, weekends and holidays · Dispatch confirmed when you call · Make-safe and board-up first
View 24/7 EmergencyDiagnose the real fault, not the symptom.
Show up when we said we would.
24/7 dispatch, nights, weekends, holidays.
Honest scope, clear pricing, documented work.
Day-to-day commercial facility work, from electrical and plumbing to HVAC, glass and general repairs.














Relion works on commercial property only. We are set up for occupied buildings, operating hours, access coordination and the documentation that facility management companies, property managers and multi-site brands need.
Relion provides commercial facility maintenance in New York, New Jersey, Delaware, Maryland, Virginia, South Carolina and Florida. Select a state for the regions and cities covered.
Select a state on the map or in the list to see its regions and main cities.
8 regions
Main cities
New York City · Hempstead · Hicksville · Huntington · Yonkers · White Plains
View New York coverage3 regions
Main cities
Newark · Jersey City · Paterson · Elizabeth · Clifton · Hackensack
View New Jersey coverage3 regions
Main cities
Wilmington · Newark · New Castle · Bear · Middletown · Smyrna
View Delaware coverage2 regions
Main cities
Baltimore · Towson · Annapolis · Glen Burnie · Columbia · Ellicott City
View Maryland coverage4 regions
Main cities
Fairfax · Arlington · Alexandria · Manassas · Fredericksburg · Richmond
View Virginia coverage5 regions
Main cities
Greenville · Spartanburg · Anderson · Columbia · Lexington · Aiken
View South Carolina coverage7 regions
Main cities
Miami · Fort Lauderdale · Hollywood · Pompano Beach · Boca Raton · West Palm Beach
View Florida coverageRelion Technical Services is a commercial facility maintenance service provider based in Hicksville, New York. Our technicians provide electrical, plumbing, HVAC and refrigeration, lighting, glass and door, and general repair services for commercial properties, and we carry out scheduled preventive maintenance. We work for commercial property owners and operators, and as a field service partner for facility management companies.
Relion services commercial facilities in seven states: New York, New Jersey, Delaware, Maryland, Virginia, South Carolina and Florida. Each state has its own page listing the regions and cities covered. Our office is at 100 Duffy Ave, STE 510, Hicksville, NY 11801.
Yes. Relion Technical Services dispatches emergency service 24 hours a day, 7 days a week, including nights, weekends and holidays. For an active emergency call (516) 716-0989.
We work on commercial facilities: retail chains and storefronts, restaurants and quick-service kitchens, office buildings, medical and dental offices, warehouses, banks and pharmacies, and properties looked after by property managers and facility management companies. We work on commercial property only and do not take residential work.
Yes. We service multiple locations across our seven-state coverage area, and work at each site is carried out and documented the same way.
Call (516) 716-0989 for immediate or emergency service, or email service@reliontechnical.com. For non-urgent work you can submit the request form at reliontechnical.com/contact and we will respond with a scheduling window.
Yes. Most work in occupied retail, restaurant and office space is scheduled overnight, before opening or on weekends specifically so the facility never loses operating hours.
Call for 24/7 emergency dispatch, or send us the details and we will come back with a scheduling window.