DeLong & Sons HVAC
DeLong & Sons HVAC is a HVAC provider serving Emmaus, PA. Rated 5.0★ with 390 Google reviews. See services, review signals, and request a quote.
HVACEmmaus, PA
On this page
Company overview
- TradeHVAC
- Service areaEmmaus, PA
- Google rating5.0★ (390 reviews)
- Phone(484) 638-2837
- Address403 Franklin St, Shoemakersville, PA 19555, USA
Photos
Photos from DeLong & Sons HVAC, Michael Atwater
What customers say
“My wife and I had Delong and Sons replace our entire HVAC system and install a tankless hot water heater. Justin and his team were amazing from the beginning to the end. Justin came out and quotes …”
“Straight to the point and answered all my questions when needed! Crew showed up and got right to it. We just moved here in April and wanted to get rid of very ancient oil system. Loving the instant h…”
“Delong and Sons are prompt ,courteous and professional. I had issues with my heating system that kept shutting off several times. Every time I called them, they managed to come out on the same day. Ab…”
“I'm very happy with the quick service we received. I called on Thursday morning because our heater went down the night before and they came out that afternoon. Very quick diagnosis of what was wrong a…”
“I’m extremely grateful for the last-minute service received by DeLong. They were able to come out quickly and help remedy the issue. Derrick was very friendly, professional, and knowledgeable, which…”
Key highlights
Strengths
- Highly rated (5.0★ average)
- Large review volume (390 reviews)
Things to ask
- Confirm availability for your area and timeline
- Ask about warranty terms on parts and labor
- Request a written estimate before work begins
- Ask about payment plans or financing
Explore nearby research
Frequently Asked Questions
What services does DeLong & Sons HVAC offer?
DeLong & Sons HVAC provides: HVAC diagnosis, repairs, and full system installs. They serve residential and commercial customers in Emmaus, PA.
What is DeLong & Sons HVAC's rating?
DeLong & Sons HVAC has a 5.0 out of 5 star rating based on 390 Google reviews.
Is this company licensed in Pennsylvania?
All listed providers have a verified Pennsylvania contractor license at time of publication. You can verify on the Pennsylvania Office of Attorney General — Home Improvement Contractor Registry (local mechanical licensing varies by jurisdiction) lookup at https://hic.attorneygeneral.gov/.
Does DeLong & Sons HVAC offer emergency service?
Contact them directly to ask about emergency availability and after-hours service.
How do I request a quote?
Use the CTA below to submit your ZIP. You can message this company alongside two or three other local pros for easy comparison.
Licensing verified 2026-04-22. Reviews refreshed 2026-04-22.
Licensing data: Pennsylvania Office of Attorney General — Home Improvement Contractor Registry (local mechanical licensing varies by jurisdiction) · Company data: verified business records + Google Business profile
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