Home Additions in Minnetonka, MN

3 vetted design-build firms serving Minnetonka · how we vet & rank

Home Additions in Minnetonka

Additions add true square footage — primary suites, family rooms, mudrooms, or a second story. They are structurally the most involved remodel category, requiring foundation work, framing into the existing structure, and careful matching of exteriors.

Top Home Addition Contractors Serving Minnetonka

CustomWhole-Home RemodelKitchen RemodelBathroom Remodel Parade of Homes: 2026

Boyer Building Corporation is a four-generation family firm — started in 1949 as Joe Boyer Building and renamed Boyer Building Corporation in 1983 — building and remodeling from Minnetonka for over 70 years. The company keeps design and construction under one roof, with full-time carpenters (many with the firm for decades), field supervisors, and project managers on staff. It builds new homes, handles design-build remodels from kitchens and baths to multi-space renovations, and takes on light commercial work from its Minnetonka headquarters.

MN License BC002988 License verified via MN Dept. of Labor & Industry · checked 2026-07-05
Whole-Home RemodelCustomAdditions

MA Peterson DesignBuild is an Edina-based firm started by Mark Peterson in 1979, offering remodeling, architectural design, interior design, home additions, and custom homes. Its in-house team includes designers, illustrators, 3D modeling specialists, project managers, and craftspeople, and because the company manages both design and construction, each step stays connected from first sketch to final finish. The firm serves the Twin Cities area, working with homeowners across Minneapolis, Edina, St. Paul, Lake Minnetonka, and beyond.

MN License BC006704 License verified via MN Dept. of Labor & Industry · checked 2026-07-05
Whole-Home RemodelCustomAdditions

TreHus Architects + Builders is an architect-led design-build firm founded in 1982 by Dave Amundson, a descendant of Norwegian craftsmen. Now a full-service design-build remodeling company celebrating 44 years, it puts residential architects, interior designers, project managers, and on-staff craftsmen on one team for whole-home renovations, kitchen and bath remodels, additions, and custom homes. Its Master Carpenter system lets carpenters focus entirely on their craft while project managers handle the details, and the Golden Valley-based firm serves homeowners throughout Minneapolis, Edina, Minnetonka, and the surrounding Twin Cities area.

MN License BC001474 License verified via MN Dept. of Labor & Industry · checked 2026-07-05

Home Addition Cost in Minnetonka

Additions in the Twin Cities typically run $300–$500+ per square foot all-in, with second-story additions and complex tie-ins at the high end.

Process & Timeline

  1. Design & scope. A design-build firm develops plans, selections, and a fixed scope before construction pricing. Expect several weeks of design for anything beyond a cosmetic refresh.
  2. Permits. Your contractor pulls city permits for plumbing, electrical, and structural work. This is non-negotiable in Minnetonka.
  3. Construction. Timeline depends on scope; see the FAQ below for typical durations. Good firms give you a milestone schedule and a named project lead.
  4. Punch list & inspection. Final inspections close the permits; a written warranty (1 year workmanship is standard in MN) should back the work.

Frequently Asked Questions

How much does a home addition cost in Minnetonka?

Additions in the Twin Cities typically run $300–$500+ per square foot all-in, with second-story additions and complex tie-ins at the high end. Minnetonka's older housing stock can add scope: outdated wiring, plaster, and framing surprises are common in pre-war homes, so build contingency into the budget.

How many home addition contractors serve Minnetonka?

We currently list 3 design-build remodelers handling home additions in Minnetonka. All are being verified against Minnesota's contractor licensing records as we expand the directory.

Do I need a permit for a home addition in Minnetonka?

Almost always, yes. Any project touching plumbing, electrical, structure, or egress requires permits and inspections in Minnetonka. A legitimate contractor pulls the permits themselves — treat any suggestion to skip permitting as a red flag.

How long does a home addition take?

Additions typically run 3–6 months of construction depending on size and season; foundation work in a Minnesota winter needs experienced scheduling.

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Home Addition Contractors in Nearby Cities

Planning new construction instead? See Minnetonka home builders.