If you hire this pro, you’re covered by a money-back guarantee. Learn more
If you hire this pro, you’re covered by a money-back guarantee. Learn more
About
Groundworks is North America’s leading and fastest-growing foundation repair and basement waterproofing company. Groundworks is a vertically integrated company with its own manufacturing operations and a world-class software solution, allowing us to serve our customers more effectively. From the first call to the annual maintenance offered, our customers have peace of mind knowing we’re there with one mission – to repair, protect, and improve their home.
Overview
Hired 20 times
Serves South Plainfield, NJ
Background checked
100 employees
22 years in business
Business hours
Sun10:00 am - 11:00 pmMon7:00 am - 11:00 pm
Payment methods
This pro accepts payments via Cash, Check, and Credit card.
Customers rated this pro highly for work quality, punctuality, and responsiveness.
Exceptional 5.0
51 reviews
5
98%
4
0%
3
2%
2
0%
1
0%
Your trust means everything to us. Learn about our review guidelines.
Read reviews that mention:
Phyllis R.
Aug 6, 2026
•
Hired on Thumbtack
Groudworks Field Inspector Mark Ulassin , a stand-up guy , has a great personality sense of humor, a great additude , was very respectful of my home , very professional , very thorough and knowledgeable. He visited in response to a request I made with thumbtack for a free quote to replace and install a brand new sump pump I already own. This was a very important detail which should not have been overlooked. There was a thorough exterior and interior inspection upon Mark’s arrival, drawings of his findings were drawn up , solutions were offered and really there was no stone was left unturned. At this , there’re aren’t any issues that need to be urgently addressed . If in the future we do decide to move forward, definitely would want to work with Mark. Thanks for the excellent customer service . Phyllis
Details: Replace existing sump pump • Submersible pump located inside basin • No, the building is not currently flooded • Residential
Sump Pump Installation or Replacement
Justin G.
Jul 20, 2024
•
From Google
Rich spent 3 and half hours with us to go over all details of issue and how they would fix it. Was extremely helpful, honest and personal. Even crawled into very tight spaces for his size. Highly appreciated
Groundworks's reply
Hello Justin! We're glad you had a great experience and appreciate your review. -Groundworks
Carolyn S.
Jul 18, 2024
•
From Google
David visited our residence and conducted a comprehensive inspection. He demonstrated a friendly demeanor and provided valuable information throughout the process. I highly recommend him!!
Groundworks's reply
Hi Carolyn! We're glad our team was able to show you a great experience. -Groundworks
Victor K.
Aug 22, 2024
•
From Google
David was very detailed and thorough. He took his time to examine the situation, consult with his back office and come up with a solution. He explained the solution and the payment options. David was very personable and pleasant. Thank you
Groundworks's reply
Hi Victor! We're glad our team was able to show you an awesome experience and appreciate your review. We'll be sure to share with each team member! -Groundworks
crazy C.
May 21, 2024
•
From Google
Jason came out and inspected foundation cracks on my home. I found him to be courteous, respectful, honest and knowledgeable, traits not always found when dealing with 'contractors'. I would recommend him to perform any inspection should anyone have a need for foundationrepairs.
Credentials
Background Check
John Thornton
FAQs
What should the customer know about your pricing (e.g., discounts, fees)?
At Groundworks, we are transparent about our pricing and offer a range of options to meet your needs and budget. Our rates are based on the scope and complexity of the project, and we offer discounts and special promotions. We also offer financing options to help make your project more affordable. If you have any questions about our pricing, don't hesitate to reach out to us. We are always happy to answer any questions or concerns you may have.
What is your typical process for working with a new customer?
At Groundworks, we have a process in place to ensure a seamless and positive experience when working with new customers. This includes an initial consultation to discuss your needs and goals, a free in-home inspection to assess the scope of work, a detailed proposal and quote outlining the project details, and the option to finance your project. Our team will work with you to plan and execute the project according to the agreed upon timeline and budget, and will follow up after completion to ensure your satisfaction. If you have any questions or concerns along the way, we are always available to assist you.
What education and/or training do you have that relates to your work?
At Groundworks, we place a high value on education and training to ensure we can deliver the best possible service and results to our customers. Our team members have professional certifications and degrees in fields related to our services, and we regularly attend industry conferences and seminars to stay up-to-date on the latest trends and best practices. We also have a strong culture of continuous learning and development within our company and offer training and development programs for our team members.
