Top-rated septic system installers and replacers.

Get matched with top septic system installers and replacers in Seabrook, NH

Enter your zip and get matched with up to 3 pros

Matching on HomeAdvisor

Share some details icon
Share some details about your home project.
Match with local pros icon
Within moments, match with highly-rated local pros.
Compare quotes icon
Compare quotes and choose the best pro for the job.

Find Septic system installers and replacers in Seabrook


H. K. White & Son, LLC

203 Towle Rd
5.00(
1
)
Approved Pro

H. K. White & Son, LLC

203 Towle Rd
5.00(
1
)
Approved Pro
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers
65 years of experience

Welcome to H.K. White & Son, LLC! We are committed to exceeding your expectations. As experts, we will handle your needs with the high quality expertise that your home or business deserves. We offer competitive prices and customer satisfaction is our number one priority. Call us now!

"They were very approachable, and made me feel comfortable as a woman dealing with contractors. Very professional, and on time, even checking in when their day was done. I would say they went above and beyond."

Kathy Y on March 2019

Welcome to H.K. White & Son, LLC! We are committed to exceeding your expectations. As experts, we will handle your needs with the high quality expertise that your home or business deserves. We offer competitive prices and customer satisfaction is our number one priority. Call us now!

"They were very approachable, and made me feel comfortable as a woman dealing with contractors. Very professional, and on time, even checking in when their day was done. I would say they went above and beyond."

Kathy Y on March 2019


Avatar for Hot & Cold Plumbing & Heating LLC

Hot & Cold Plumbing & Heating LLC

North Shore, Ma
4.87(
189
)
Approved Pro

Hot & Cold Plumbing & Heating LLC

North Shore, Ma
4.87(
189
)
Approved Pro
Customers say: Quality work
Recommended by 96% of Angi customers
Recommended by 96% of HomeAdvisor customers
1406 local quotes requested

SUPER SERVICE AWARD 2023, 2022, 2021, 2020, 2019,2018,2017,2016, 2015, 2014 AND 2013 PLUMBING. Hot & Cold Plumbing & Heating LLC is a full service plumbing, heating and gas-fitting company. For an immediate response to all your plumbing and heating needs, CALL (978) 701-1617.

"I would highly recommend Erik for your plumbing work. Very professional, great guy, treats you like a customer. Very fair price, upfront and honest about all the details and options. Eric was there when he said he would and updated me along the way on progress. I hired Erik about 8 years ago to install an outside faucet/spickit and has always worked great. Glad I saved his number!"

Brian D on September 2025

SUPER SERVICE AWARD 2023, 2022, 2021, 2020, 2019,2018,2017,2016, 2015, 2014 AND 2013 PLUMBING. Hot & Cold Plumbing & Heating LLC is a full service plumbing, heating and gas-fitting company. For an immediate response to all your plumbing and heating needs, CALL (978) 701-1617.

"I would highly recommend Erik for your plumbing work. Very professional, great guy, treats you like a customer. Very fair price, upfront and honest about all the details and options. Eric was there when he said he would and updated me along the way on progress. I hired Erik about 8 years ago to install an outside faucet/spickit and has always worked great. Glad I saved his number!"

Brian D on September 2025


JFP Survey & Design LLC

13 Kristy Ct
5.00(
4
)

JFP Survey & Design LLC

13 Kristy Ct
5.00(
4
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Land Surveying

Land Surveying


E&E Septic dba Epping and Exeter Septic Service

82 Camp Lee Road
No reviews yet

E&E Septic dba Epping and Exeter Septic Service

82 Camp Lee Road
No reviews yet
43 years of experience

Full Service Septic Company

Full Service Septic Company


Wicked Web Design & SEO

1312 North Monroe St. Suite 137
5.00(
7
)

Wicked Web Design & SEO

1312 North Monroe St. Suite 137
5.00(
7
)
Customers say: Quality work
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Want an Awesome looking website that also Ranks in the search engines? If you're expecting for it to generate new customers it's vital potential customers find it when they search. This is called Search Engine Optimization. Everyone and their brother are building websites these days, and ironically they are all SEO experts. Most people are smart enough to figure out this isn't true. We are 100% from the United States. Our team is comprised of Graphic Designers, a content writer and one of the Best SEO's in the Country. We have hundreds of #1 Rankings for some of the hardest search terms available. Ask to see some samples. Wicked Web Design is a division of Justin Monk SEO. It became a division to full-fill the entire package. Anyone can build a website, but if the on-page optimization isn’t done correctly the website will never rank. The customer then is forced to pay to have it re-done. Here’s where it gets tricky. Everyone says they are good at SEO, when actually very few are. It definitely isn’t fair to you the customer. Please do your homework and check their rankings. If they don’t have rankings chances are they aren’t very good. We rank in every city we have targeted. Ask to see the list. Awesome web Design mixed with Dominating SEO is a combination any company looking to destroy their competition can’t go without. Please allow extra time for our website (Visit Website) to load, the Demo is displaying all features available which dramatically slow down the loading speed. All the features are displayed so you can choose which ones you want for your website which will be much faster.

Want an Awesome looking website that also Ranks in the search engines? If you're expecting for it to generate new customers it's vital potential customers find it when they search. This is called Search Engine Optimization. Everyone and their brother are building websites these days, and ironically they are all SEO experts. Most people are smart enough to figure out this isn't true. We are 100% from the United States. Our team is comprised of Graphic Designers, a content writer and one of the Best SEO's in the Country. We have hundreds of #1 Rankings for some of the hardest search terms available. Ask to see some samples. Wicked Web Design is a division of Justin Monk SEO. It became a division to full-fill the entire package. Anyone can build a website, but if the on-page optimization isn’t done correctly the website will never rank. The customer then is forced to pay to have it re-done. Here’s where it gets tricky. Everyone says they are good at SEO, when actually very few are. It definitely isn’t fair to you the customer. Please do your homework and check their rankings. If they don’t have rankings chances are they aren’t very good. We rank in every city we have targeted. Ask to see the list. Awesome web Design mixed with Dominating SEO is a combination any company looking to destroy their competition can’t go without. Please allow extra time for our website (Visit Website) to load, the Demo is displaying all features available which dramatically slow down the loading speed. All the features are displayed so you can choose which ones you want for your website which will be much faster.


Blaisdell Survey LLC

22 Scribner Rd
No reviews yet

Blaisdell Survey LLC

22 Scribner Rd
No reviews yet
25 years of experience

I am a Land Surveyor, Septic Designer, Septic Evaluator, & Wetland Scientist based in Raymond, New Hampshire. I serve Southeastern New Hampshire including Rockingham County, Derry, Londonderry, Manchester and Salem. As a licensed Land Surveyor, Septic Designer and Wetland Scientist means that I do not have to sub-contract parts of a job which allows me to pass the savings on to my customers! The services I perform are on a fixed fee basis or hourly rate depending on the level of complexity.

I am a Land Surveyor, Septic Designer, Septic Evaluator, & Wetland Scientist based in Raymond, New Hampshire. I serve Southeastern New Hampshire including Rockingham County, Derry, Londonderry, Manchester and Salem. As a licensed Land Surveyor, Septic Designer and Wetland Scientist means that I do not have to sub-contract parts of a job which allows me to pass the savings on to my customers! The services I perform are on a fixed fee basis or hourly rate depending on the level of complexity.


Ibarra & Sons Excavating

8 Tamarack Court
No reviews yet

Ibarra & Sons Excavating

8 Tamarack Court
No reviews yet
26 years of experience

ibarra & sons excavating is an complete sitework excavating contractor-specializing in residential construction -this would include house lots/ additions / garages

ibarra & sons excavating is an complete sitework excavating contractor-specializing in residential construction -this would include house lots/ additions / garages


Coastal Points Construction

Gilman Street
5.00(
3
)

Coastal Points Construction

Gilman Street
5.00(
3
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

Family business, detail and structural safety oriented. We will manage the whole project from start to finish so that everything is done up to our high standards with no middle man. Coastal Points Construction does everything from excavation to high end tiling. Custom homes, hardscape, home improvement, septic design & install, water front assessments, property management, interior design, & remodeling.

Family business, detail and structural safety oriented. We will manage the whole project from start to finish so that everything is done up to our high standards with no middle man. Coastal Points Construction does everything from excavation to high end tiling. Custom homes, hardscape, home improvement, septic design & install, water front assessments, property management, interior design, & remodeling.


RM RATTA CORPORATION

81 Westford Rd
4.96(
25
)

RM RATTA CORPORATION

81 Westford Rd
4.96(
25
)
Customers say: Quick response
Recommended by 100% of Angi customers
Recommended by 100% of HomeAdvisor customers

RM Ratta Corporation is a full-service Title V and Waste Water Specialists serving Acton, Ayer, Boxboro, Concord, Harvard, Littleton, and Westford, Massachusetts and many other areas for 55 years. All Septic Cleaning and other Services provided are to the highest quality standards. [with customer satisfaction as our primary goal.]

"Excellent! they actually arrive early, they found the tank without me being there and they did the work and the person is very friendly, they explained everything they've done, the person is cooperative and the price was good!"

Judy K on June 2019

RM Ratta Corporation is a full-service Title V and Waste Water Specialists serving Acton, Ayer, Boxboro, Concord, Harvard, Littleton, and Westford, Massachusetts and many other areas for 55 years. All Septic Cleaning and other Services provided are to the highest quality standards. [with customer satisfaction as our primary goal.]

"Excellent! they actually arrive early, they found the tank without me being there and they did the work and the person is very friendly, they explained everything they've done, the person is cooperative and the price was good!"

Judy K on June 2019

...
Showing 1-10 of 77
FAQs for septic system installation and replacement projects in Seabrook, NH

Most septic system replacements require several days to complete, not including permitting and preparation time. The process begins with site assessment and testing, followed by excavation, component installation, and final inspection. Weather conditions, property accessibility, and inspection schedules can all affect your project timeline. Your contractor can provide a more specific estimate based on your property's unique characteristics.

Standard homeowners' insurance policies don't cover septic system replacement due to age or normal deterioration. Coverage may apply if damage results from specific covered events, but routine maintenance and eventual replacement are generally considered homeowner responsibilities. Review your policy details or speak with your insurance agent to understand your specific coverage limitations.

Look for multiple indicators such as slow-draining fixtures, unusual gurgling sounds in plumbing, sewage odors inside or outside your home, or wet spots in your yard. Unusually lush grass over the drain field area, frequent backups, or recurring repair needs might signal system failure. Addressing these warning signs promptly can prevent property damage and health hazards.

DIY septic installation is not recommended and may violate local regulations. Professional installation ensures compliance with health codes, proper design for your specific site conditions, and appropriate safety measures. The specialized equipment, technical knowledge, and permitting requirements make this a job best left to licensed professionals who can guarantee the system's safety and effectiveness.

With proper maintenance, including regular pumping, a drain field lasts 20 years. Various factors influence system longevity, including household size, water usage patterns, and soil conditions. Regular professional inspections can help determine when replacement becomes necessary. If your system requires increasingly frequent repairs, replacement might be more economical than continuing to address individual problems.

The Seabrook, NH homeowners’ guide to septic system installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.