4.6 
47 *The Angi rating for Sump Pump Installation companies in Marlow, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sump Pump Installation needs.
*The HomeAdvisor rating for Sump Pump Installation companies in Marlow, NH is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Sump Pump Installation needs.
Last update on March 31, 2026
Serving Marlow, NH and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"very pleasant and explained every step of the installation process."
Serving Marlow, NH and surrounding areas
Approved
In business since 1987
Free estimates
Emergency services offered
"Excellent communication and work. Will hire again."
Serving Marlow, NH and surrounding areas
Approved (Corporate)
In business since 1996
Free estimates
Warranties offered
"After meeting with Bob, and being shown and explained the project necessary to take care of our crawl space issue, I was convinced they were the guys for the job, They arrived when they said they would, and finished in the time estimated. A job well done and highly recommended !!!"
+16
Serving Marlow, NH and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
"They did an excellent job. Put a threshold drain in front of a sliding door to my patio. They had to remove pavers, install a 4 inch pipe across the lawn and replace the pavers and sod. Hard workers did a really good job."
+2
Serving Marlow, NH and surrounding areas
Approved
Free estimates
Credit card accepted
Offers commercial services
"Andrew knocked this install out of the park! He replaced an incredibly inefficient hot water heater with a hybrid hot water heater, ran the condensate line through pipe straps screwed into drop in anchors along our basement wall with the cleanest looking final result that surpassed every expectation I had. He was very communicative well within the budget and will be our go to for any future work we need as long as we live in this area!"
Serving Marlow, NH and surrounding areas
Approved
In business since 2010
Free estimates
Warranties offered
"They were very prompt in getting here, did quality work, and they corrected the two problems that I had! I am very satisfied."
+9
Serving Marlow, NH and surrounding areas
Approved
In business since 2006
Free estimates
Warranties offered
"I hired them to replace a sluggish toilet. Andrew took my call immediately and set a schedule for the next day. He came right on time and did a great job. I will definitely call them again."
+68
Serving Marlow, NH and surrounding areas
Approved
In business since 2025
Free estimates
Warranties offered
We pride our company on reliability, integrity and quality work. We are experts in our trade. We look forward to earning your business! We specialize in concrete crack repair and injections, basement waterproofing, sump pump installations, basement and egress window installations, crawlspace repair, moisture control, foundation repair and so much more.\nCall us today for a free estimate.
+4
Serving Marlow, NH and surrounding areas
In business since 1987
Free estimates
Emergency services offered
"I got a call from Mike right after placing the request. We set up a time to come out and fix the clog in my tub and he was early. Within 45 minutes he had the clogged drain fixed working properly and gave some professional advice on the drain system. I would highly recommend using them for all plumbing needs."
Serving Marlow, NH and surrounding areas
In business since 1985
Free estimates
Emergency services offered
"Richard was prompt, professional, knowledgeable, reliable. I would recommend him and use him again."
+4
From average costs to expert advice, get all the answers you need to get your job done.
Discover how much sump pump installation costs, including average prices, key cost factors, and tips to save on your basement waterproofing project.
Sump pump replacement costs depend on the type of unit you have and the cost of labor, which varies by region. Read on to find out more about what to expect.
Sump pump battery backup costs depend on the type and the design of the system purchased. Follow this guide to learn how to budget for your backup battery.
Licensed plumbers and basement waterproofers specialize in sump pump installations. Keep reading to learn more about who installs sump pumps near you.
Learn how to hire a qualified sump pump installer with tips on finding pros, questions to ask, and what to expect during the installation process.
If something seems off with your sump pump, follow this guide to learn how to check if your sump pump is working (and what to do if it’s not).
