1. Groundworks

    1. Groundworks

    0

    Ontario, CA

    Groundworks

    4.6 (84 reviews)
    Open 4:00 am - 8:00 pm
    Updated 3 months ago

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    10 minutes

    Response rate

    100%

    Services - Groundworks

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    Recommended Reviews - Groundworks

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    Reviews With Photos

    Injecting expanding foam under the sunken slab.
    David K.

    Groundworks responded immediately to my need to lift a sunken 20x6 foot section of a concrete slab that had cracked and drifted 1 inch laterally and sunk 2 inches along the long edge. Alan Dawber measured the amount of sink with specialized equipment and provided a reasonable estimate to inject expanding foam to lift and stabilize the problem areas. Crew of Oscar Gonzalez and Riccardo Vargas drilled about 20 injection holes and in 2 hours leveled and stabilized the slab. They were efficient, clean and expertly leveled uneven sections. Much cheaper than demo and pouring new concrete

    Underground supports
    liz f.

    Professional team, hard working, got the job done in record time. Rob, in sales did a great job with the inspections and letting me know what my options were. Left the work area tidy and did a phenomenal job, shout out to Brandon, Edgar & Oscar.

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    4 months ago

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    9 months ago

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    1 month ago

    It seems like a very professional company. I thought it was very pricey for what they do, but they seem to have a good reputation.

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    8 months ago

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    5 months ago

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    5 months ago

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    2 years ago

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    7 months ago

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    2 months ago

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    6 months ago

    Awesome job. Price fair Happy with results of uneven pool deck. Went a nice and beyond. Jacob and his crew well done

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    6 months ago

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    9 months ago

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    8 months ago

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    2 years ago

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    9 months ago

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    10 months ago

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    5 months ago

    Oscar and Ricardo did an unbelievable job and we highly recommend them for any of your foundation needs!

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    1 year ago

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    1 year ago

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    7 months ago

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    6 months ago

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    8 months ago

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    1 year ago

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    8 months ago

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    10 months ago

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    11 months ago

    Manuel and Santos from Groundworks were extremely polite, accommodating, quick and neat! Thanks for the great work!

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    11 months ago

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    10 months ago

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    1 year ago

    Excellent crew show up on time very clean organized very good safety excellent knowledge of work , will recommend to my friends and family

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    1 year ago

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    2 years ago

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    2 years ago

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    1 year ago

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    1 year ago

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    1 year ago

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    3 years ago

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    2 years ago

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    2 years ago

    Joe extremely professional and helpful. I highly recommend this company to anyone in need. I also highly recommend everyone request Joe!!!

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    3 years ago

    Business owner information

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    Donald M.

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    3 years ago

    Business owner information

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    Donald M.

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    Ask the Community - Groundworks

    Review Highlights - Groundworks

    . Jim called me about the above situation, and I told him I had exhausted my budget for this project

    Mentioned in 18 reviews

    Read more highlights

    Belman Pavers - Tuscan stones look good with the exterior wall of our house .

    Belman Pavers

    (233 reviews)

    Working with Victor Belman and the team at Belman Pavers was a great experience from start to…read morefinish. Victor made the entire process easy, clear, and stress-free with great communication and competitive pricing. Sebastian did an excellent job leading the crew on-site and made sure quality control was a priority every step of the way. You can tell they truly care about doing the job right. I highly recommend Victor, Sebastian, and the Belman Pavers team to anyone looking for quality work and an easy process.

    I contacted Victor on a Monday to get a quote for building a 59-foot curved retaining wall on our…read morecorner lot. I had reached out to several contractors that day, and Victor was the first to respond. He was also able to get me a quote and a timeline for the project very quickly. We signed the contract a few days later, and amazingly, the entire project was completed within a week. Victor was exceptional with communication throughout the process and always made sure to confirm details with me before moving forward. His son Sebastian and daughter Penelope were also with him every time he visited the project. All three were extremely kind, professional, and a pleasure to work with. Sebastian even made a few suggestions that ultimately led us to pivot to a slightly different design, which we ended up loving. The entire project went incredibly smoothly, and we couldn't be happier with the finished retaining wall. Victor and his family were reliable, communicative, professional, and clearly cared about making sure we were happy with the final result. I would absolutely recommend Belman Pavers and look forward to working with them on future projects!

    The Masonry Company - Brick mailbox

    The Masonry Company

    (9 reviews)

    Thank you so much Felix! I researched a few masonry businesses and finally found one that was…read morereliable and reasonable. He did really good wall repair for an aging/damaged brick wall for our yard. The wall was 50 years old and damaged from obvious weather, sun, erosion. Felix was able to save the wall and repair the part that was damaged to promote stability and durability. Highly recommend if you are in the area!!

    My wife and I have wanted to stucco our block walls ever since we moved into our home in Rancho…read moreCucamonga. I have previously used another masonry contractor however they were booked out several months. I found The Masonry Company on Yelp and Google and saw nothing but five star ratings, so i called Felix, the owner, to come out and give me a quote. He responded the next day, inspected our proposed job, and gave us a quote that was very reasonable. He seemed very humble, honest, and gave me references to check. Suffice it to say, we hired him to stucco our backyard block walls to match our house that consisted of two walls 145x6ft, one 80x6ft, and retaining wall about 160x3ft. I am so glad I hiredFelix!!! He and his crew started the next week, spent 8 straight days putting a brown coat and stuccoing our walls. Felix and his crew were awsome!!! They worked everyday from 7:30 am till either 4 or 5 pm everyday and stayed on our job from start to finish!. Cement and stucco work is very messy, but each day they cleaned up as though they weren't here. Suffice it to say, they did a beautiful job on our walls and we were extremely pleased with the job Felix and his crew did from start to finish!. Most important to me was Felix's honesty, his humbleness, how much he loves his job, his work ethic, and the pride he takes in his work and wanting us to be happy and satisfied when he finished! When all was finished....our walls turned out beautiful and we are having Felix do more block planter work for us! His company is amazing and I highly recommend him!

    Groundworks - foundationrepair - Updated September 2026

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