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Groundworks Sioux City Support Office

Groundworks Team
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507 W 7th St.
Sioux City, IA 51101

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(712) 401-7546

Appointments available
as early as tomorrow

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Mon – Fri: 6 am – 10 pm CT
Saturday: 7 am – 10 pm CT
Sunday: 9 am – 10 pm CT

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Get started with a free inspection!

See why your neighbors trust Groundworks Specialists to protect their home
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Mitchell drove 250 miles to estimate flood damage at our farmhouse; spent hours there; was excellent and "sold us". 2 weeks later…

Mitchell drove 250 miles to estimate flood damage at our farmhouse; spent hours there; was excellent and "sold us". 2 weeks later technicians Mel, Jo & Willie arrived and completed the work in a very efficient 3 hours. Company was very professional and we would rate them as excellent.

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Great work by Sergio Robles, Abraham Ramos,Daniel Garcia and Kay Htoo. They fixed a bowing wall for a property we bought in North Platte…

Great work by Sergio Robles, Abraham Ramos,Daniel Garcia and Kay Htoo. They fixed a bowing wall for a property we bought in North Platte Nebraska. I couldn't be happier they are very knowledgeable and customer oriented.

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Alan and Julio, with Groundworks showed up and got to work. They were friendly and efficient. They did a fantastic job. Alan called us…

Alan and Julio, with Groundworks showed up and got to work. They were friendly and efficient. They did a fantastic job. Alan called us before they left their office to confirm our appointment. We highly recommend this service.

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The Groundworks crew installed basement wall bracing for my residence and did an amazing job at a reasonable cost. The supervisor (Mel)…

The Groundworks crew installed basement wall bracing for my residence and did an amazing job at a reasonable cost. The supervisor (Mel) provided great communication regarding arrival time, job details, and project length while the rest of the crew (Aung, Pay) knocked it out in record time. Would definitely use Groundworks again for future work.

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Working with Groundworks has been a smooth, easy process. We bought our house in April 2025, with the work done on our basement prior to…

Working with Groundworks has been a smooth, easy process. We bought our house in April 2025, with the work done on our basement prior to use purchasing it. It was time for our annual maintenance and our technician, Jeff Schroeder, was very friendly, knowledgeable and thorough. He explained what was all done to our basement and why. He walked us through the process of what was needed to stop water from coming into our basement. He was so patient and helpful in getting everything scheduled and approved and answered any question we had! We would highly recommend Groundworks to anyone!

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Had concerns about our foundation and walkways. Sergio Robles conducted the free estimate taking time to understand my concerns, explaining …

Had concerns about our foundation and walkways. Sergio Robles conducted the free estimate taking time to understand my concerns, explaining and showing what he was finding. Would definitely recommend Sergio Robles to anyone that has even just a bad feeling about something concerning their home.

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Groundworks was great to work with. I had a leak in my basement and Jeremy from Groundworks came to my home and clearly explained what they …

Groundworks was great to work with. I had a leak in my basement and Jeremy from Groundworks came to my home and clearly explained what they would do. The cost was less than their competitors. Emanuel and Luis installed everything and they were very professional, communicated well, and did an excellent job. Emanuel asked me often if I had any questions and he kept me informed as to all the steps in the process. He and Luis worked diligently all day and were able to complete the project in one day. They tested the sump pump to make sure it worked and a few days after they left, we got rain and I had NO water in my basement. I was very impressed and would highly recommend Groundworks.

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CJ was awesome! Great guy, great info, and extremely knowledgeable.

CJ was awesome! Great guy, great info, and extremely knowledgeable.

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From beginning to end I had a great experience with Groundwork’s. From CJ coming to my house and giving me a bid to Sal, Arturo and Daniel…

From beginning to end I had a great experience with Groundwork’s. From CJ coming to my house and giving me a bid to Sal, Arturo and Daniel doing the work. Everyone was nice, professional and explained everything to me. Sometimes more than once. Would definitely recommend them

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Jon, Emannel, & Cooper lifted 2 corners in my basement 2 days work and did an amazing job. They educated me though the entire process, very …

Jon, Emannel, & Cooper lifted 2 corners in my basement 2 days work and did an amazing job. They educated me though the entire process, very professional, kept things clean, I would recommend to anybody that has foundation needs. Thank you!

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Matt Landerum was very professional in his meetings and very informative.

Matt Landerum was very professional in his meetings and very informative.

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CJ did a great job explaining the product and procedures. Very personable and we had our hometown in common so had great conversation.

CJ did a great job explaining the product and procedures. Very personable and we had our hometown in common so had great conversation.

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Matt may have been the nicest and most knowledgeable person that we have dealt with since moving to Nebraska. He surveyed and studied our…

Matt may have been the nicest and most knowledgeable person that we have dealt with since moving to Nebraska. He surveyed and studied our situation with great care. Matt offered suggestions and applied no pressure whatsoever. We would highly recommend Groundwork’s and you would be lucky to have Matt look at your project.

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Our home had a crack in the foundation and needed it to be fixed and stabilized. We had Groundworks out this week and had a great…

Our home had a crack in the foundation and needed it to be fixed and stabilized. We had Groundworks out this week and had a great experience with Juan Paramo, Manuel Garcia and Willi. They arrived on time and finished the work the same day. They were very pleasant to work with and did a great job! Highly recommend them! The very next day we had Ivan, Dre and Dell out to move the downspout and level the stoop and driveway. They were also on time and finished in a few hours. Very happy with the work and the team!

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Jo, Pay, Myo did a fantastic job on our basement and we are very satisfied with their work! 5/15/2026 Wall Lake Iowa

Jo, Pay, Myo did a fantastic job on our basement and we are very satisfied with their work! 5/15/2026 Wall Lake Iowa

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Tyler was very courteous and professional. I would recommend him wholeheartedly!

Tyler was very courteous and professional. I would recommend him wholeheartedly!

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Sergio Robles has excellent professionalism and explains in detail options. Recommend Sergio as the person to talk to only.

Sergio Robles has excellent professionalism and explains in detail options. Recommend Sergio as the person to talk to only.

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Jesus and Jose were extremely helpful! They thoroughly explained how the injections would work and warned us of any potential issues. In…

Jesus and Jose were extremely helpful! They thoroughly explained how the injections would work and warned us of any potential issues. In the end, we were able to noticeably level and stabilize some interior floors, definitely worth it!

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We were very pleased with Sergio Robles, Certified Inspector for Groundworks. He was prompt, courteous, very knowledgeable, respectful to…

We were very pleased with Sergio Robles, Certified Inspector for Groundworks. He was prompt, courteous, very knowledgeable, respectful to us and our property. We did not feel rushed; he stayed until he had thoroughly answered all of our questions. Sergio made us feel comfortable and confident to move forward with our project.

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Juan and Manual exceeded all expectations of the installation of our product. Very professional and knowledgeable. Would highly recommend…

Juan and Manual exceeded all expectations of the installation of our product. Very professional and knowledgeable. Would highly recommend Groundworks.