Transform Your Unfinished Basement Into Functional Living Space
A finished basement is one of the most effective ways to expand your home’s usable square footage and increase long-term value. At Mammoth Construction, we specialize in basement finishing in Herriman—delivering functional spaces, refined craftsmanship, and customized layouts tailored to how you live. Whether you want a family room, guest suite, home theater, or a complete basement apartment, our team brings years of experience and high-quality workmanship to every project.
Finishing a basement requires expert planning, structural understanding, and precise execution. Mammoth Construction provides local expertise, transparent pricing, and a streamlined process that keeps your project on schedule and stress-free.
Here’s what sets us apart:


Our team delivers quality work across framing, drywall, electrical, flooring, and custom finishes. Every detail—from built-ins to wet bars—is designed and installed with long-term durability in mind.
Your finished basement should serve your lifestyle. We design functional spaces that maximize living area, improve traffic flow, and increase comfort. Whether expanding for a growing family or creating a retreat for guests, functionality drives every decision we make.

No guesswork, no surprises. We provide upfront pricing and clear scopes of work so you know exactly what to expect before construction begins.
Every project starts with a free consultation and design consultation where we explore layout ideas, material options, and the best way to finish your basement based on your budget and goals.
Built Right. Built Local.
Mammoth Construction offers a complete suite of basement finishing services designed to create a comfortable, polished, and fully integrated extension of your home.
A successful basement remodel begins with thoughtful design. We analyze your unfinished basement, evaluate structural requirements, and plan functional spaces such as:
Family rooms
Home theaters
Guest suites
Home offices
Playrooms
Kitchenettes
Storage rooms
Game rooms
We help you transform square footage that is currently underused into areas that enhance your home’s daily utility.
We handle all necessary framing, drywall, insulation, soundproofing, and finishing work. Our construction services meet Utah building codes and support a durable, long-lasting basement.
Herriman homeowners often enhance their finished basements with upgrades such as:
Built-ins and shelving
Wet bars
Theater room setups
Custom lighting
High-quality flooring
Energy-efficient fixtures
These upgrades not only improve everyday comfort but also increase your home’s value.
Adding a bathroom or guest suite enhances both convenience and versatility. From plumbing and electrical to tile and finishes, we manage the entire renovation.
For homeowners seeking an income suite, multigenerational living space, or added convenience, we install compact kitchenettes that offer the perfect balance of style and function.
Basement finishing is one of the top home improvement projects in Herriman because it delivers substantial, long-term benefits:
Additional living space without changing your home’s footprint
Increased home value and improved resale appeal
A private, quiet area for work or entertainment
More storage and better organization
Comfort upgrades that improve daily living
A flexible space that adapts to future needs
With Herriman's growing population and diverse housing styles, a thoughtfully finished basement adds both personal and financial value to your property.

Mammoth Construction follows a structured, transparent workflow designed to eliminate stress and ensure superior results.

We review your goals, budget, preferred layout, and must-have features. This allows us to tailor the project specifically to your Herriman home.
Next, we create a customized design plan that outlines room layouts, lighting, materials, and functionality. This ensures the space flows naturally and supports your lifestyle.

Your project manager oversees every component of the construction process—from framing to finish work—ensuring clear communication and professional execution.
We conduct a complete walkthrough of your newly finished basement and verify that craftsmanship, safety, and functionality meet our standards and your expectations.
As a trusted remodeling company in Utah, we understand the unique challenges and opportunities of basement finishing in Herriman. Whether you live in a newer Herriman home or an older property with an unfinished basement, our team is familiar with local building practices, materials, and layout trends that work best for homes in this area.
We regularly serve nearby cities like Draper, Riverton, and Lehi, giving us extensive experience with Utah’s basement structures and residential design needs. But this page—and our service focus—is dedicated specifically to Herriman homeowners.
A finished basement transforms your home, increases functional living space, and boosts long-term value. Mammoth Construction brings high-quality craftsmanship, efficient project management, and a stress-free remodeling experience to every Herriman project.
Contact us today to schedule your free consultation and discover how we can turn your unfinished basement into a functional, beautiful extension of your home.

We stay in constant communication with our customers until the job is done. To get a free quote, or if you have questions or special requests, just drop us a line.
Mon 09:00 am – 05:00 pm
Tue 09:00 am – 05:00 pm
Wed 09:00 am – 05:00 pm
Thu 09:00 am – 05:00 pm
Fri 09:00 am – 05:00 pm
Sat Closed
Sun Closed
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