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What we build

Construction services

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01

Custom Homes

New construction

We build ground-up custom homes designed around your site, your budget, and the way you actually live. From the first set of plans to the final walk-through, you work with one accountable team that keeps decisions, pricing, and the schedule moving in the same direction.

  • Site evaluation, lot prep, and foundation work
  • Plan refinement and material selections
  • Framing, mechanicals, and full interior finish
  • Transparent budgeting and regular progress updates

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02

Remodels & Additions

Residential

Whether you are reworking a single room or adding square footage, we handle remodels and additions that blend cleanly into the existing home. Kitchens, baths, decks, additions, and full whole-home updates are all in scope.

  • Kitchen and bathroom remodels
  • Room additions and second-story builds
  • Whole-home renovations and modernizations
  • Decks, covered porches, and outdoor living space
  • Practical living-space and layout improvements

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03

Barndominiums

Specialty builds

Barndominiums pair the durability and efficiency of post-frame structure with a comfortable, fully finished interior. They are a flexible, cost-effective path to a custom living space, especially on rural and acreage lots.

  • Post-frame and steel-structure builds
  • Open-concept, fully finished living areas
  • Combined living, shop, and storage layouts
  • Energy-efficient insulation and systems

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04

Pole Barns & Garages

Outbuildings

From equipment storage to detached garages and workshops, our outbuildings are built with durable structure, clean details, and room to work. Each build is sized and finished for how you intend to use it.

  • Pole barns and agricultural buildings
  • Detached and attached garages
  • Workshops and hobby spaces
  • Concrete, doors, electrical, and finishing

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05

Design-Build

End to end

With design-build, planning and construction live under one roof. That means fewer hand-offs, tighter budgets, and a single point of accountability from concept through completion. It's the simplest way to keep a project on track.

  • Concept, planning, and budgeting in one team
  • Coordinated permitting and scheduling
  • Fewer hand-offs and clearer communication
  • One accountable team start to finish

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06

Commercial Construction

New builds & remodels

Fonseca Builders handles new commercial construction and commercial remodeling for clients who want experienced, direct project leadership and clear communication throughout the work.

  • New commercial buildings
  • Commercial remodels and improvements
  • Permitting and project coordination
  • Direct client communication throughout construction

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07

Custom Floor Plans

Planning

A good floor plan starts with the ground it sits on. We help clients create a plan from scratch or modify one they already like, shaping it around the lot, the budget, and the way they actually want to live — then build it with the same team.

  • Lot evaluation before land purchase or plan work
  • New floor plans drawn around the property
  • Modification of plans you already have
  • Permits, site work, and construction under one team

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08

Basement Finishing

Residential

A basement is usually the cheapest square footage a house will ever gain, because the structure is already there. We finish basements into living space that feels like part of the home rather than a room that was added underneath it.

  • Moisture, drainage, and grading assessed first
  • Egress windows and code-compliant bedrooms
  • Basement bathrooms, wet bars, and home offices
  • Finishes matched to the rest of the house

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Have a project in mind?

Tell us about your site, scope, rough budget, and timing. We will review your project and follow up.