Long Island Architecture Studio – Thoughtful Design for Nassau County Homes & Businesses

When you choose an architect, you’re not just hiring someone to draw plans—you’re choosing a partner who will help shape the way you live and work for years to come. In Nassau County, Long Island Architecture Studio stands out for its client-first philosophy, thoughtful designs, and unmatched expertise in both residential and commercial projects.

Architecture Rooted in Community

Proudly based in Wantagh, NY, Long Island Architecture Studio reflects the values, resilience, and diversity of the Long Island community. Their team understands the unique character of Nassau County—from its historic neighborhoods to its vibrant business districts—and designs spaces that seamlessly fit their surroundings while enhancing functionality.

The Client-First Difference

At the core of their process is a belief that clients control the design. By keeping open communication from the start, the firm ensures your goals and budget remain front and center. This transparency means no surprises—just well-conceived plans that bring clarity to the process and make life easier for both homeowners and contractors.

Expertise That Saves Time & Money

With decades of combined architecture and construction experience, Michael J. Duignan and his team help clients set realistic expectations early in the planning process. Their services include:

• Custom Residential Design – From modern dream homes to charming renovations.

• Commercial Architecture – Functional, efficient spaces that reflect your brand.

• Zoning & Code Analysis – Navigating Nassau County’s building regulations with ease.

• Property Acquisition Consulting – Helping you choose the right site for your vision.

• Turn-Key Design/Build Services – Streamlined from concept to completion.

A Passion for Lasting Design

Founder Michael J. Duignan’s lifelong passion for architecture is evident in every project. His love for natural light, functional layouts, and harmonious materials ensures every design not only looks beautiful but also enriches daily life for years to come.

If you’re ready to transform your Nassau County property into something extraordinary, Long Island Architecture Studio offers the expertise, creativity, and personal service to make it happen. Schedule your complimentary consultation today at liarchitect.build or call (516) 221-0221.