New Construction & Home Additions

A house under construction with unfinished exterior walls, black window frames, and a black roof, surrounded by trees and dirt ground, under a clear blue sky.

New Construction & Home Additions

Build More Space. Build It Right. Build It to Last.

At Stellaris Build Co., we provide full-service new construction and home addition services for homeowners looking to expand, upgrade, or build from the ground up. Whether you’re adding square footage to your existing home or building a brand-new residence, our experienced team manages every phase with precision, transparency, and quality craftsmanship.

From planning and structural work to finishes and final inspection, we deliver durable builds designed for Colorado living.

  • A house under construction with wooden framing, a garage, and clear blue sky with scattered clouds.

    Types of Additions We Build

    Main-level expansions

    Second-story additions

    Master suite additions

    Bedroom & bathroom additions

    Garage additions & conversions

    Sunrooms & enclosed patios

    Structural layout changes

  • A two-story house under construction with beige siding and black window frames, snow on the roof and ground, a construction cone in front, and a partially built garage on the right side, with leafless trees and a bright sun in the cloudy sky.

    New Build Services Include

    Ground-up residential construction

    Custom home builds

    Layout planning & coordination

    Foundations & framing

    Roofing, siding & exterior systems

    Full interior build-out

    Mechanical, electrical & plumbing

    Final finishes & walkthroughs

    We focus on quality materials, clean execution, and clear communication at every stage.

  • Modern two-story house with white exterior siding, black window frames, a black garage door, a small concrete patio, a grassy yard with stepping stones, a wooden fence, and an antenna on the roof, under a partly cloudy sky.

    What We Handle

    Site prep & foundations

    Framing & structural work

    Roofing & siding integration

    Windows & doors

    HVAC, plumbing & electrical

    Drywall, flooring & finishes

    Project coordination

    Your addition will look and function like it was always part of the home.

Why Choose Stellaris Build Co. for Additions & New Builds?

  • Decades of combined hands-on construction experience

  • All major trades managed in-house

  • Clear timelines & transparent pricing

  • Code-compliant, structurally sound builds

  • High-quality craftsmanship from foundation to finish

  • Family & veteran owned values

We don’t cut corners — we build homes meant to last.

We proudly serve:
Denver, Lakewood, Arvada, Westminster, Broomfield, Thornton, Aurora, Centennial, Littleton, Highlands Ranch, Parker, Castle Rock, Golden, Erie, Louisville, Lafayette, Superior, Brighton, Commerce City, and surrounding Colorado communities within an hour of Denver.

CONTACT US
Construction site with a two-story house under construction, made of wood panels with an open garage and multiple windows, surrounded by construction equipment and dirt ground, in a neighborhood with trees and other houses nearby.
A house under construction with exposed wooden framing and partial brick wall, surrounded by snow in a residential neighborhood
Interior view of a house under construction with exposed wooden framing, open windows, and a view of trees and mountains outside.