About us
Services we offer
Accepted payment methods
Reviews
5.03 Reviews
Showing 1-3 of 3 reviews
Matthew C.
01/2015
heating & air conditioning/hvac
 + -1 moreDennis is extremely knowledgeable and has always explained what's wrong in a way that I can easily understand. He is very easy to talk to and is one of the most trustworthy individuals we have worked with in the past.
Description of Work: We moved into a new home that had a furnance on its last leg. Dennis has bent over backwards to help us with our furnance issues, from maintenance, circuit boards to the fan motor.
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Yes, I recommend this pro
$100
LISE A.
10/2012
heating & air conditioning/hvac
 + -1 moreDennis is very thorough and efficient, and he provides helpful information on how to maintain and operate heating and air conditioning systems. He is Star Fleet material.
Description of Work: He performed routine maintenance on my air conditioner and heater.
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Yes, I recommend this pro
Jordan L.
10/2012
heating & air conditioning/hvac
 + -1 moreThey are reliable, thorough, offer reasonable pricing and everything works right after they are gone. If they are going to show up 3 minutes late they'll let you know-that's how reliable they are.
Description of Work: They've been working for us for 10-20 years. They do our heating and air conditioning.
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Yes, I recommend this pro
Contact information
19120 Dowden Cir, Poolesville, MD 20837
Service hours
Sunday:
ClosedMonday:
7:30 AM - 4:00 PMTuesday:
7:30 AM - 4:00 PMWednesday:
7:30 AM - 4:00 PMThursday:
7:30 AM - 4:00 PMFriday:
7:30 AM - 4:00 PMSaturday:
ClosedLicensing
State Contractor License Requirements
All statements concerning insurance, licenses, and bonds are informational only, and are self-reported. Since insurance, licenses and bonds can expire and can be cancelled, homeowners should always check such information for themselves. To find more licensing information for your state, visit our State Contractor License Requirements page.
*Contact business to see additional licenses.
Service Categories
Heating and Air Conditioning
FAQ
Dennis B Hammett Heating and Air Conditioning LLC is currently rated 5 overall out of 5.
Sunday: Closed
Monday: 7:30 AM - 4:00 PM
Tuesday: 7:30 AM - 4:00 PM
Wednesday: 7:30 AM - 4:00 PM
Thursday: 7:30 AM - 4:00 PM
Friday: 7:30 AM - 4:00 PM
Saturday: Closed
Dennis B Hammett Heating and Air Conditioning LLC accepts the following forms of payment: Check
No, Dennis B Hammett Heating and Air Conditioning LLC does not offer free project estimates.
No, Dennis B Hammett Heating and Air Conditioning LLC does not offer eco-friendly accreditations.
No, Dennis B Hammett Heating and Air Conditioning LLC does not offer a senior discount.
No, Dennis B Hammett Heating and Air Conditioning LLC does not offer emergency services.
No, Dennis B Hammett Heating and Air Conditioning LLC does not offer warranties.
Dennis B Hammett Heating and Air Conditioning LLC offers the following services: Repair & Installation
Contact information
19120 Dowden Cir, Poolesville, MD 20837
Service hours
Sunday:
ClosedMonday:
7:30 AM - 4:00 PMTuesday:
7:30 AM - 4:00 PMWednesday:
7:30 AM - 4:00 PMThursday:
7:30 AM - 4:00 PMFriday:
7:30 AM - 4:00 PMSaturday:
Closed