AC & heating repair — fast, local, done right.
When your heat pump, mini-split, AC, or heating system isn't working, Nexis provides fast local service across eastern and central Massachusetts. Our licensed techs diagnose the real problem, fix it, and can set you up on a maintenance plan so it keeps running through the seasons it's needed most.
Why call Nexis for service
Back up and running, without the runaround
A system that quits in a heat wave or a cold snap is more than an inconvenience. Nexis provides responsive, licensed HVAC repair for heat pumps, ductless mini-splits, central air conditioning, and heating systems — diagnosing the actual fault instead of throwing parts at it.
We also offer maintenance plans: seasonal tune-ups that keep your system efficient, catch small issues before they become failures, and protect your equipment warranty.
What we service
- Heat pumps & mini-splits — no-heat, no-cool, error codes, and performance problems on all major brands.
- Central air conditioning — diagnostics, refrigerant, compressors, and controls.
- Heating systems — troubleshooting and repair to keep you warm.
- Refrigerant & electrical faults — handled by licensed techs, correctly and safely.
- Maintenance plans — seasonal tune-ups that extend equipment life and preserve efficiency.
- Honest diagnostics — we find the real cause and quote the fix clearly before we do it.
Brands we service
How service works
Tell us the issue
Describe the symptom and system — we'll schedule a visit.
Diagnose
Licensed techs find the actual fault, not a guess.
Repair
We quote the fix clearly, then get you running again.
Maintain
Optional plan keeps the system tuned season to season.
Need service now?
Tell us what your system is doing and where you are. We provide fast, licensed HVAC repair across eastern and central Massachusetts.
Repair FAQ
Answers, straight up
Yes. A common HVAC complaint is companies going dark after the sale. We are a licensed local team that answers the phone, diagnoses the real problem, and stands behind the fix — and we service systems whether or not we installed them.
Heat pumps, ductless mini-splits, central air conditioning, and heating systems across major brands — whether or not Nexis installed them.
Yes. Our maintenance plans include seasonal tune-ups that keep your system efficient, catch small problems early, and help preserve your equipment warranty.
Across eastern and central Massachusetts — from Greater Boston and the North Shore to Worcester County and the South Shore. Tell us your town and we'll confirm.
Yes. We repair and maintain systems regardless of who installed them.
Ready when you are
Book my free assessment
Same-week appointments across eastern MA. We bring the rebate math, you get a lower bill and a more comfortable home — $0 down to start.




