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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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Have had a couple projects done by Groundworks and service is always excellent, with clear communication and explanation and done quickly…

Have had a couple projects done by Groundworks and service is always excellent, with clear communication and explanation and done quickly and professionally! Would highly recommend

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We really appreciated all of the work. The employees did on our house. They were professional, and kind. Took the time to explain what part …

We really appreciated all of the work. The employees did on our house. They were professional, and kind. Took the time to explain what part of the process they were working on, and left my home as clean as can be expected. I couldn’t be happier with the service.

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Sergio Robles – Thanks fine work!

Sergio Robles – Thanks fine work!

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Professional Staff from sales to installation. Did exactly what they said they would do in a timely fashion. Great communication throughout …

Professional Staff from sales to installation. Did exactly what they said they would do in a timely fashion. Great communication throughout process.

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Sergio Robles did an excellent job and gave me options that I wasn't given with other companies.

Sergio Robles did an excellent job and gave me options that I wasn't given with other companies.

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Joe showed up when he said he would and was very professional and courteous. He did a complete inspection of a superficial crack in the…

Joe showed up when he said he would and was very professional and courteous. He did a complete inspection of a superficial crack in the foundation of our house and said there's nothing to be done because it wasn't an issue in the first place. We appreciate the honesty and ethics of both Joe and Groundworks. Thank you!

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Sergio Robles did a good job

Sergio Robles did a good job

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I’m very glad that I decided to get another and final quote from groundwork’s. My first and second bid with some well know contractors did…

I’m very glad that I decided to get another and final quote from groundwork’s. My first and second bid with some well know contractors did not make me feel great. While I’m not educated about foundation repair, I am able to make decisions with the proper education and without the fear tactics i was getting from other companies. Groundwork’s took the time to explain the issue with the settlement and water around my home and why their solution worked. Involved me in every step and it was easy to look at payment options and get the work scheduled. Specifically thank you to Mitchell ,the inspector that came out, for making this easy and just treating me like a normal person. Thank you guys!

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CJ Was knowledgeable and professional . He addressed y questions and concerns in a clear and concise manner. I have a great understanding…

CJ Was knowledgeable and professional . He addressed y questions and concerns in a clear and concise manner. I have a great understanding of the project and the process involved. I am very pleased with the results.

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Ivan and Isaac got in out quickly and efficiently and explained what they were doing as they worked. Also they got here on time and were…

Ivan and Isaac got in out quickly and efficiently and explained what they were doing as they worked. Also they got here on time and were cleaned up and gone in about 1 1/2 hours. They raised my step 3.5” on one side and 4.75” on the other. Thanks again for your timeliness and cleanliness. Tom.

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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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Luis and Martin called to let me know when they'd be arriving. They were on time, courteous and friendly. They went over the plan and…

Luis and Martin called to let me know when they'd be arriving. They were on time, courteous and friendly. They went over the plan and explained everything they would be doing. They answered my questions. They completed the job in a timely manner and cleaned up any debris. I was very happy with the work that was done.

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Devon was great, he walked me through everything. I was also happy with the sales rep as well as he did not try to sell me anything I…

Devon was great, he walked me through everything. I was also happy with the sales rep as well as he did not try to sell me anything I really didn't need.

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Ryan was great to work with. He communicated before the appointment, arrived when expected and did a very thorough analysis and explanation …

Ryan was great to work with. He communicated before the appointment, arrived when expected and did a very thorough analysis and explanation of our driveway. Very impressed with his professionalism.

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Grant, Jesse, and Devin did an excellent job and kept me informed of what they were doing. They kept everything looking clean, and even…

Grant, Jesse, and Devin did an excellent job and kept me informed of what they were doing. They kept everything looking clean, and even cleaned up after they were done making it look like they were not here. If I need more work done I will get ahold of them again.

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Jon and his crew did an excellent job on my foundation, they took lots pictures , kept me well informed on what they were doing and how…

Jon and his crew did an excellent job on my foundation, they took lots pictures , kept me well informed on what they were doing and how they were doing it and cleaned up after themselves. I definitely will recommend Groundworks and this crew to. friends and family. Thank you I appreciate that my foundation is fixed.

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I have had them take care of two projects for me both times I was fortunate enough to have Ler leading the crew. They did a great job from…

I have had them take care of two projects for me both times I was fortunate enough to have Ler leading the crew. They did a great job from start to finish highly recommend.

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Sergio R. Came to my house and gave me a very thorough walk through about everything that was going on and what my options were. He was…

Sergio R. Came to my house and gave me a very thorough walk through about everything that was going on and what my options were. He was very professional and answered all our questions. Great experience

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Salam and Jose did a terrific job on my driveway and sidewalk. They are very professional and make everything look great. This is the…

Salam and Jose did a terrific job on my driveway and sidewalk. They are very professional and make everything look great. This is the second time I have had them do some work for me and I highly recommend them for your job

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We had 3 different crews (John, Alan & Lers) on our project and each of them were professional, knowledgeable and timely. They explained…

We had 3 different crews (John, Alan & Lers) on our project and each of them were professional, knowledgeable and timely. They explained what to expect, prepared the areas, and cleaned up afterwards. I wish we had more construction companies that provided this type of excellent service. Highly recommend!