
CUSTOM HOMES
We design and build one-of-a-kind homes tailored to your lifestyle, budget, and vision. Your dream home starts here with our expert guidance and attention to detail.
435 Mountain Ave. Berthoud, CO 80513
At Lefort Built Construction Company, we are not just builders; we’re innovators in the field of residential and commercial construction. As a Class A Licensed General Contractor, we leverage our extensive expertise to deliver not only structures but also trust and reliability. We are committed to delivering an exceptional customer experience, focused on empowering our clients and ensuring they feel confident in their investment. Whether it’s single-family homes, custom builds, or expansive commercial projects, our approach is always defined by precision, dedication, and a deep commitment to excellence.
Custom homes are the cornerstone of our business at Lefort Built Construction Company. With expert design and planning, we transform visions into tangible realities. Our process emphasizes high-quality craftsmanship, ensuring each project is a masterpiece of comfort and style. We pride ourselves on achieving on-time and on-budget completions, facilitated by transparent communication every step of the way. Our customizable features are designed to cater to the unique tastes and requirements of our clients, making each home a personalized sanctuary.
Our expertise extends beyond residential projects. As a versed contractor in commercial developments, we understand the nuances involved in creating functional, aesthetically pleasing commercial spaces. From ground-up construction to tenant improvements and commercial remodels, our team brings unparalleled skill and a forward-thinking approach to each project. We offer a comprehensive suite of services aimed at meeting the diverse needs of businesses, ensuring every project contributes to the client’s success.
Our services go beyond new constructions. At Lefort Built Construction Company, we are also experts in remodels, bringing new life to existing structures. With fast estimates, professional drawings, and detailed budgets, we outline a clear path to renovation success. Our remodels are characterized by fixed cost items and a commitment to timely completion. We understand the impact of a remodel on your daily life and strive to minimize disruption while maximizing results. Whether it’s upgrading a kitchen, expanding a living space, or completely revamping a commercial property, we approach each remodel project with the same level of dedication and excellence.
Choosing Lefort Built Construction Company means selecting a partner committed to bringing your vision to life with integrity, quality, and professionalism. Our team is dedicated to not just meeting but exceeding expectations, from the initial consultation to the final handover. We believe in the power of a well-built space to transform lives and businesses. Our commitment to this belief is evident in every project we undertake. Contact us today to start your journey towards creating something truly exceptional.
Get to know the experienced professionals who bring your visions to life. Our team is passionate about construction, collaboration, and exceeding expectations.
What We Offer
From concept to completion, we offer a full range of services to meet your building needs. Whether you're remodeling or building new, we’re ready to help.

We design and build one-of-a-kind homes tailored to your lifestyle, budget, and vision. Your dream home starts here with our expert guidance and attention to detail.

Our accessory dwelling units (ADUs) provide stylish, efficient living spaces for guests, rental income, or multigenerational housing. We handle everything from design to permits.

Unlock the potential of your basement with our professional finishing and remodeling services. We’ll help you create a livable, valuable extension of your home.

We specialize in seamless home additions that give you the space you need without compromising aesthetics or structure. Our goal is to build for today—and tomorrow.

Enjoy more natural light and a peaceful retreat with a custom sunroom. We design inviting spaces that connect you to the outdoors, year-round.

We address structural issues with precision and expertise, restoring your property’s safety and integrity. Trust our team for honest assessments and reliable fixes.

Protect your home’s value and stability with expert foundation repair. Our proven techniques ensure lasting support and peace of mind.

Let us help you create a personal wellness space with a custom gym or spa addition. From layout to luxury finishes, we build with your comfort in mind.

Add function, style, and storage with a custom-built garage. Whether attached or detached, we’ll tailor it to your needs and home design.

We partner with commercial clients to deliver efficient tenant improvements that enhance functionality and aesthetics. On time, on budget, and on brand.

We specialize in ground-up construction for residential and commercial projects. From permitting to final walkthrough, we deliver start-to-finish solutions.

Our durable steel structures offer long-lasting solutions for a wide range of uses. Designed for strength, flexibility, and efficiency.

Lefort Built provides cost-effective and durable pole building construction for agricultural, commercial, or storage use. Built to perform, made to last.

We build multifamily housing solutions with a focus on quality, livability, and long-term value. Trust our experienced team to manage projects of any size.
Proudly serving Berthoud and surrounding communities with expert construction services. We’re your local partner for reliable, high-quality building solutions.
See the craftsmanship and care behind every project we complete. From homes to commercial builds, our portfolio showcases what we can do.


































































































































































































































































































































































See the craftsmanship and care behind every project we complete. From homes to commercial builds, our Planning a home remodel, addition, or custom construction project in Boulder, CO? Here are answers to common questions about permits, project costs, timelines, and hiring a general contractor. If you need help planning your project, Lefort Built Construction Company is here to help.portfolio showcases what we can do.
Yes, most remodeling projects involving structural, electrical, plumbing, or mechanical changes require a permit in Boulder, CO. This includes basement finishing, room additions, and major kitchen or bathroom renovations. Simple cosmetic updates, such as painting, may not require one.
Permit requirements depend on whether your property is within Boulder city limits or unincorporated Boulder County. Lefort Built helps homeowners understand applicable requirements and coordinate permits and inspections.
A basement remodel may take around 6–12 weeks of construction, while a home addition can take 3–6 months. Custom homes may require 10–14 months or longer for construction, depending on the design and site conditions.
These are general planning estimates, not guaranteed schedules. Permit approvals, material availability, structural changes, and weather can affect your timeline. Lefort Built reviews your project's scope and provides a realistic schedule before construction begins.
You can verify a general contractor's license through the City of Boulder or Boulder County, depending on where your property is located. Colorado does not issue a statewide general contractor license, so local licensing matters.
The City of Boulder offers Class A, B, and C building contractor licenses. Class A covers the broadest range of building construction. Before hiring Lefort Built or any contractor, ask for current licensing information and proof of insurance, and verify them with the appropriate local authority.
Hiring a general contractor is especially helpful when your renovation involves multiple trades, structural work, or permits. A general contractor coordinates subcontractors, materials, scheduling, inspections, and construction quality.
For example, finishing a basement with a bathroom may require framing, plumbing, electrical work, drywall, and inspections. Instead of coordinating everyone yourself, Lefort Built manages the construction process and gives you one point of contact throughout the project.
Yes, accessory dwelling units (ADUs) are allowed on many residential properties in Boulder, but your project must meet applicable zoning, building, and site requirements.
Whether you're considering a backyard cottage, garage conversion, or basement apartment, you'll need to evaluate setbacks, available space, utilities, and permit requirements.
Lefort Built helps homeowners explore ADU construction options, assess property constraints, and plan a design that meets their needs and applicable local regulations.
Home remodeling and construction costs in Boulder depend on project size, materials, structural work, design complexity, and local permit requirements. There isn't one reliable price per square foot for every project.
For example, finishing an open basement is different from adding a bathroom, wet bar, or new egress windows. Home additions and custom builds also depend on foundation work, utilities, and site conditions.
Lefort Built provides project-specific estimates so you can understand the expected scope and costs before moving forward.
If you notice widening foundation cracks, uneven floors, sticking doors, or gaps around windows, arrange a professional evaluation before starting repairs. These signs can indicate foundation movement, but not every crack means serious structural damage.
Expansive soils and moisture changes can contribute to foundation problems along Colorado's Front Range. Lefort Built offers structural and foundation repair services and can help coordinate qualified engineering evaluation when necessary to determine an appropriate repair plan.
Getting started is simple. Call Lefort Built at (720) 336-9935 or complete our online contact form to request a free project estimate.
Tell us what you're planning, whether it's a basement remodel, home addition, ADU, custom home, or structural repair. We'll discuss your goals, review the project requirements, and explain the next steps.
Based in Berthoud, Lefort Built serves Boulder and surrounding Northern Colorado communities, including Longmont, Erie, Loveland, Fort Collins, and Windsor.


