
Serving Grain Valley, MO and surrounding areas
Approved (Corporate)
In business since 1951
Free estimates
Emergency services offered
"Jim is who we use with Anthony’s for routine maintenance for our boiler."





+38

*The Angi rating for Boiler Installation companies in Grain Valley, MO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Boiler Installation needs.
*The HomeAdvisor rating for Boiler Installation companies in Grain Valley, MO is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Boiler Installation needs.
Last update on May 17, 2026

Serving Grain Valley, MO and surrounding areas
Approved (Corporate)
In business since 1951
Free estimates
Emergency services offered
"Jim is who we use with Anthony’s for routine maintenance for our boiler."





+38

Serving Grain Valley, MO and surrounding areas
Approved
Free estimates
Emergency services offered
Small jobs welcome
Smedley Plumbing is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business\n
Serving Grain Valley, MO and surrounding areas
Approved
I have over 30 years of experience in the field

Serving Grain Valley, MO and surrounding areas
In business since 2013
Free estimates
Emergency services offered
"While having my siding removed and replaced, decided to insulate the exterior walls. They coordinated with the painter and checked the weather for when the project could be done. Also, the estimate was given several months in advance and was still honored once the project got going. They needed to come out twice to install the insulation because the siding took time to come off the house, but they were more than willing to work with the painter's schedule to make sure things got done in a timely fashion. Friendly folks who take time to answer questions and did excellent work getting the house insulated and now operating efficiently."





+16

Serving Grain Valley, MO and surrounding areas
In business since 1971
Emergency services offered
Credit card accepted
"He came in and looked at the air conditioner and the furnace and pulled out the book and calculator. He suggested me all I wanted and he gave me the best quote for it. I am happy with them. They were prompt and the guy was on time for his call. He got down to work and didn’t mess around. He didn’t try to oversell me."
Serving Grain Valley, MO and surrounding areas
In business since 1999
Free estimates
Credit card accepted
"Prior to calling Bob, we had several guys come in to give us estimates. Bob's estimate was by far the best and the work he did was top quality. He and his guys moved my existing furnace to a new location int he basement and installed a new AC. They also moved the hot water heater. I am very pleased with his service. They were prefessional and respectful. Bob is a straight shooter. Absolutely no BS! I will be using him for ALL of my future HVAC needs. I HIGHLY recommend you call him and have him come give you an estimate if you need service, repair or replacement.
"

Serving Grain Valley, MO and surrounding areas
In business since 2005
Free estimates
Credit card accepted
"Ken called and asked to come early. That was fine. He did excellent work and gave me many useful tips and helpful advice. Very satisfied."


Serving Grain Valley, MO and surrounding areas
In business since 2012
Emergency services offered
Credit card accepted
"Josh the owner put in my system. He was very knowledgable and professional. The price was very reasonable for the professional work he did. I would not hesitate to call him back if ever needed."




Serving Grain Valley, MO and surrounding areas
In business since 2020
Free estimates
Emergency services offered
"Fantastic company!!! Mammoth removed my conventional HVAC and all ductwork while upgrading my home to an energy efficient split system.... which is amazing! My entire house is comfortable, the system is great and our overall energy bills have dropped! The Mammoth team were on top of their game and I couldn’t be happier with their service."





+9

Serving Grain Valley, MO and surrounding areas
In business since 2006
Emergency services offered
Credit card accepted
"Prompt and very professional. Being in a newly purchased home, we were unsure of the condition of the furnace, they were very thorough with their inspection and answered any questions we had. They were great!
"





+5
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