Trusted General Contractors in Tucson, AZ

Expert Remodeling & Custom Home Building

With over 25 years of proven expertise, STM Development LLC stands as one of the most trusted General Contractors in Tucson, AZ. We specialize in delivering high-quality craftsmanship that enhances both the value and comfort of your home, proudly serving homeowners in Tucson, Marana, and surrounding Southern Arizona communities.

Craftsmanship. Integrity. Experience.

With over 25 years of experience, STM Development LLC is a licensed, bonded, and insured general contractor proudly serving Tucson, Marana, Oro Valley, and beyond. From kitchen remodels to full custom homes, we focus on quality, integrity, and lasting value in every project.

Years Serving Southern Arizona

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Google Rating from Satisfied Clients

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Remodeling & Construction Services in Tucson, AZ

Discover a full range of expert remodeling and construction services designed to add beauty, function, and value to your home. Serving Tucson, Marana, Oro Valley, and nearby areas.

Kitchen Remodeling

Upgrade your kitchen with modern layouts, custom cabinets, new countertops, and energy-efficient design.

Bathroom Remodeling

Create a luxurious, spa-like space with beautiful showers, vanities, flooring, and lighting upgrades.

Room Additions

Need more space? We build room additions that expand your home and add long-term property value.

Garage & Porch Construction

Protect your vehicles and enjoy the outdoors with custom garages, RV bays, and beautiful porches.

Custom Home Building

Design and build your dream home from the ground up with expert guidance and quality craftsmanship.

Tenant Improvements

Enhance your business space with custom commercial build-outs for retail, office, and industrial properties.

Tucson’s Trusted Remodeling & Custom Home Experts

25+ Years of Experience

We’ve been a leader in quality construction and remodeling for over two decades—known for experience, craftsmanship, and customer satisfaction.

Licensed, Bonded & Insured

As part of the Arizona Registrar of Contractors, we’re fully certified to deliver safe, code-compliant work you can count on.

Proven Craftsmanship

Every project we complete reflects our attention to detail, high-quality materials, and commitment to long-term durability.

Locally Owned & Operated

Proudly serving Tucson, Marana, Oro Valley, Sahuarita, and Green Valley—we understand the region and build accordingly.

Complete Remodeling & Custom Builds

From kitchen updates to full custom home builds, we handle it all with clear communication, expert planning, and a strong track record of success.

Completed Projects & Custom Builds in Tucson, AZ

Take a look at some of our recent remodeling, additions, and home building projects. From beautiful kitchens to full-scale home transformations, our work speaks for itself.

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Kitchen Remodeling
Bathroom Remodeling
Custom Home Building

Answers to Common Questions About Our Remodeling & Construction Services

Have questions about working with STM Development LLC? We’ve answered some of the most common things homeowners ask before starting a project with us.

What areas do you serve?

We serve Tucson, Marana, Oro Valley, Sahuarita, Green Valley, and surrounding communities across Southern Arizona.

Are you licensed and insured?

Yes! We are fully licensed, bonded, and insured—registered with the Arizona Registrar of Contractors.

Do you provide free estimates?

Absolutely. Contact us for a free, no-obligation estimate tailored to your specific project needs.

What services do you offer?

We specialize in home remodeling, kitchen and bathroom renovations, room additions, custom home building, and tenant improvements.

How long have you been in business?

We’ve been building and remodeling homes for over 25 years with a strong track record of customer satisfaction.

Can you help with design and material selection?

Yes, we guide you through every step—from initial design ideas to choosing the right materials and finishes.