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Expert Concrete & Excavation Services in Salt Lake City
Koan Builders, based in Salt Lake City, Utah, specializes in residential and commercial concrete and excavation services along the Wasatch Front. With over 15 years of industry experience, our team delivers high-quality solutions for foundations, retaining walls, driveways, patios, and complex drainage systems. We prioritize collaboration, working closely with clients and tangential trades to streamline projects and resolve challenges efficiently. Our commitment to excellence is reflected in our use of premium materials from trusted suppliers like Geneva Rock Concrete and Staker Parson Ready Mix. Fully licensed and insured, we combine technical expertise with a customer-centric approach to ensure durable, precision-driven results.

Our leadership team, including Dave, a seasoned concrete finisher, and Keelan, a data-driven project manager, brings diverse skills to every project. We emphasize transparency, punctuality, and respect, treating clients and employees with equal integrity. Our track record of 5.0 Google reviews underscores our dedication to exceeding expectations. From small repairs to large-scale installations, we simplify complex construction processes while maintaining rigorous safety and quality standards. Our reputation as a trusted partner in the community is built on consistent delivery of value-driven, problem-solving services.
Services
Concrete Foundations Retaining Walls Excavation Services Driveways Patio Installation French Drain Systems Stair Construction Garage Floor Pouring Board Formed Walls Walkway Installation
Highlights and features
  • We use the highest quality materials from trusted suppliers like Geneva Rock Concrete.
  • Our team includes experts with over 15 years of concrete finishing experience.
  • We coordinate with tangential trades to streamline complex construction projects.
  • We guarantee transparent communication and no hidden fees.
  • Our leadership combines construction expertise with data-driven project efficiency.
What people say
Highest quality finished product Timely, fair, and thorough Top notch work product Efficient and respectful crew Phenomenal job performance
Services
Concrete Foundations
We specialize in precision concrete foundation installation for residential and commercial properties. Our expert team handles footings, stem walls, and slab preparations with meticulous attention to drainage and structural integrity. Clients benefit from our experience in complex grading and our commitment to using premium materials from trusted suppliers.
Excavation Services
Our excavation expertise covers garage foundations, driveway preparation, and large-scale site grading projects. We utilize modern equipment to ensure accurate earthwork while minimizing property disruption. Clients appreciate our ability to integrate drainage solutions during excavation for long-term water management benefits.
Retaining Walls
We construct durable retaining walls using board-formed concrete techniques that combine structural integrity with aesthetic appeal. Our designs address slope stabilization and erosion control while enhancing property functionality. Each installation incorporates proper drainage features to ensure longevity and performance.
Driveway Installation
Our driveway solutions feature reinforced concrete construction with precise grading for optimal water runoff. We handle complete installations from excavation to finishing touches, ensuring durable surfaces that withstand Utah's climate. Clients value our attention to detail in creating both functional and visually appealing entryways.
French Drain Systems
We design and install effective French drain systems to resolve water accumulation issues around foundations and outdoor spaces. Our approach combines strategic trenching with high-quality piping materials to protect properties from water damage. Clients benefit from our expertise in integrating drainage solutions with concrete projects for comprehensive protection.
People
Dave Greenwell
Field Contact
With over 15 years in construction, Dave is an expert concrete finisher who leads teams on large installations. He specializes in solving complex drainage challenges and ensures quality through hands-on project management.
Keelan
Office Contact
Combining data engineering expertise with construction industry knowledge, Keelan manages projects with a focus on efficiency and client satisfaction. His background in finance ensures transparent budget management for every project.
Questions
What areas do you serve?
We primarily serve Salt Lake City and Park City, Utah, along the Wasatch Front for concrete and excavation projects.
Are you licensed and insured?
Yes, we are fully licensed (License #11211854-5501) and insured contractors operating in Utah.
What concrete services do you offer?
We provide foundations, retaining walls, driveways, patios, stairs, flatwork, and drainage solutions for residential and commercial clients.
How do you handle project timelines?
We commit to realistic schedules and communicate proactively about progress, with many projects completed ahead of schedule based on client reviews.
What sets you apart from other contractors?
Our combination of technical expertise, quality materials, and client-focused approach ensures superior results with transparent communication throughout each project.
Do you handle excavation work?
Yes, we offer complete excavation services including foundation preparation, driveway grading, and site demolition for concrete projects.