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Exceptional Homes Start Here.

From whole home transformations to custom homes, kitchens, and baths.

Exceptional Homes Start Here.

From whole home transformations to custom homes, kitchens, and baths.

Built on Experience. Delivered with Precision.

  • Licensed & Fully Insured
  • Residential Construction
  • Detailed Project Management
  • Quality Materials & Craftsmanship
  • Serving Massachusetts
  • Project Management from Start to Finish
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Projects Completed
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Years of experience
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Bathrooms
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Kitchens
BeforeBeforeAfter
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what we offer

Every project is managed with clear communication, detailed planning, and precision execution. From initial consultation to final walkthrough, we ensure every detail reflects the quality and care our clients expect.

how we can help

Full-Service Residential Remodeling & Custom Homes

Kitchen Remodeling & Custom Cabinetry

Custom kitchens, cabinetry, layout reconfiguration, and high-end finishes.

Bathroom Remodeling & Tile Work

Full bathroom renovations, custom vanities, tile work, and modern upgrades.

Whole-Home Transformations

Whole-home and partial renovations tailored to your lifestyle and property.

Custom Home Building

Homes built from the ground up to reflect your vision and lifestyle.

Decks & Outdoor Living

Seamless outdoor spaces created for leisure, beauty, and durability.

Exterior Siding & Fine Painting

Enhancing curb appeal with protection, precision, and lasting quality.

Graumann Builders

Graumann Builders is a Massachusetts-based residential builder specializing in substantial renovations, custom kitchens and bathrooms, outdoor living spaces, and custom homes.

We bring precision, craftsmanship, and hands on project management to every home we transform.

  • • Custom Homes & Renovations
  • • Dedicated Project Management
  • • High-End Materials & Craftsmanship
  • • Built with Precision from Start to Finish
View Our Building Process

Built With Purpose

Belmont basement remodel
Whole House Remodel
Belmont Basement
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Watertown deck project
Decks and Outdoor Living
Watertown Deck
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Kitchens
Southborough Kitchen Remodel
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Featured Projects

Client Experiences

"The exterior transformation was remarkable. The painting and siding repairs brought our home back to life. The team was meticulous, organized, and respectful of our property throughout the entire process."
David Reynolds
"As the owner of Oliver James Interiors, I have had the pleasure of working alongside many builders over the years and Fernando is truly a rare find. Fernando is a gem, not only as a builder but as a human being."
Whitney Talsma
"Our master bathroom feels like a private retreat. The tile work, finishes, and overall attention to detail exceeded our expectations. The process was smooth and professionally managed from start to finish."
Emily Carter
"Renovating our home was a significant investment, and Graumann Builders delivered at every level. Communication was clear, timelines were respected, and the final result feels refined and thoughtfully executed."
Olivia Bennett
'The built-ins around our fireplace are stunning. Combined with the fresh interior painting, the entire space feels elevated. The finish work is exceptional."
James O’Connor
"From design to completion, the process felt organized and transparent. The finished bathroom feels like a luxury spa within our own home."
Michelle Alvarez