At Allegro Design Co., you sound familiar

We meticulously craft spaces that move in

rhythm with your life, where joy,

connection and growth unfold naturally.



Our process is simple and comprehensive.

With our Blueprint Road Map, we guide

you through architecture, structure, soils,

and septic—all under one roof.

At Allegro Design Co., you sound familiar

We meticulously craft spaces that move in rhythm with your life, where joy, connection and growth unfold naturally.



Our process is simple and comprehensive.

With our Blueprint Road Map, we guide you through architecture, structure, soils, and septic—all under one roof.

Why Families Choose Allegro:

Comprehensive
Home Design

We manage every detail, from your first spark of inspiration to delivering builder-ready construction plans, making your project seamless from start to finish.

Mountain
Expertise

With deep experience in mountain architecture, septic solutions, and structural design, we turn even the most challenging sites into comfortable, enduring homes.

A graphic with a wavy line connecting four color-coded sections, each containing an icon: blueprint and ruler, house plan, mountain landscape with sun, and flowchart with arrows.

Truly Custom Plans

Our designs are tailored to your daily rhythms, unique values, and long-term vision, ensuring every room of your house feels like home.

Schedule a Consultation

Streamlined 
Design Process

We provide the clarity and guidance you need to keep your build on track and on time.

Why Families Choose Allegro:

All-in-One Design & Engineering, Residential ArchitecAll-in-One Design & Engineering, Residential Architecture, Custom Home
Structural Design, Foundation Design Colorado, Complex Soils Engineering,
Sustainable Home Design.

Comprehensive
Home Design

We manage every detail, from your first spark of inspiration to delivering builder-ready construction plans, making your project seamless from start to finish.

(Service
Specific)

All-in-One Design & Engineering, Residential Architecture, Custom Home
Structural Design, Foundation Design Colorado, Complex Soils Engineering,
Sustainable Home Design.

Truly Custom Plans

Our designs are tailored to your daily rhythms, unique values, and long-term vision, ensuring every room of your house feels like home.

(Service
Specific)

All-in-One Design & Engineering, Residential Architecture, Custom Home
Structural Design, Foundation Design Colorado, Complex Soils Engineering,
Sustainable Home Design.

Mountain
Expertise

With deep experience in mountain architecture, septic solutions, and structural design, we turn even the most challenging sites into comfortable, enduring homes.

(Service
Specific)

All-in-One Design & Engineering, Residential Architecture, Custom Home
Structural Design, Foundation Design Colorado, Complex Soils Engineering,
Sustainable Home Design.

Streamlined 
Design Process

We provide the clarity and guidance you need to keep your build on track and on time.

Schedule a Consultation

Your Home Design
Journey Made Simple

Icon of a washing machine with a speed or energy efficiency indicator
Eco-friendly recycling icon with leaves and arrows in green outlining eco sustainability.
Line drawing of a construction worker wearing a hard hat, holding a toolbox.
Package with a shield and checkmark, clock, and arrow indicating delivery or shipping security.

1 | Soils Testing

Assessing site conditions to ensure a solid foundation.

2 | Septic Design

Creating efficient, sustainable wastewater solutions.

3 | Architectural Design

Crafting innovative, family-centered designs.

4 | Structural Engineering

Ensuring strength, durability, and safety.

Your Home Design
Journey Made Simple

Line drawing of a washing machine with a speed or laundry indicator gauge.

1 | Soils Testing

Assessing site conditions to ensure a solid foundation.

Eco-friendly recycling symbol with leaves in the center

2 | Septic Design

Creating efficient, sustainable wastewater solutions.

Icon of a person wearing a hard hat holding a tablet or blueprint.

3 | Architectural Design

Crafting innovative, family-centered designs.

Package with shield and clock indicating timely and secure delivery

4 | Structural Engineering

Ensuring strength, durability, and safety.

Meet your Team

A man with sunglasses, a white short-sleeve shirt, and shorts walking outdoors on a gravel path next to a goat in a rural area with trees and mountains in the background.

Bryan Dutton


Owner | Designer

Bryan founded Allegro Design Co. in 2015 with the mission to “Design, with Family in Mind.” With over 18 years of experience in custom home design, his expertise spans architecture, structural design, soils, septic, and land development. Inspired by his own family, Bryan ensures every project reflects the values of connection, comfort, and quality that make a house feel like home.

Learn More

Meet your Team

A man in a white shirt, shorts, and sunglasses walking on a gravel path with a small goat. Trees and mountains are in the background under a clear blue sky.

Bryan Dutton


Owner | Designer

Bryan founded Allegro Design Co. in 2015 with the mission to “Design, with Family in Mind.” With over 18 years of experience in custom home design, his expertise spans architecture, structural design, soils, septic, and land development. Inspired by his own family, Bryan ensures every project reflects the values of connection, comfort, and quality that make a house feel like home.

Learn more

Jason Headley


Engineering

Technician | Designer

Jason brings over 20 years of design experience to Allegro. Skilled in both residential and commercial projects, he’s an expert in Revit, ensuring precision in every design.

Desiree Johnson


Administrative

Assistant

Desiree manages Allegro’s operations, client interactions, and billing with exceptional care. Her remote flexibility allows her to serve clients seamlessly while staying connected to her Colorado roots.

Become a Client

Rodney O’Maley


Field Technician

Supervisor

Rodney oversees Allegro’s soils department, including drilling, testing, site inspections, and septic system designs. With multiple certifications and a hands-on approach, he ensures accurate and efficient site preparation.

Become a Client