
Selected Works
Tristan Hall Architecture (THAT) is a comprehensive architecture, design, and planning studio committed to realizing our clients’ visions while championing sustainable, forward thinking solutions. Based in Palm Desert, we proudly serve the Greater Los Angeles and Palm Springs regions, with a proven track record of excellence across a wide range of residential and commercial projects.
Our approach centers on close collaboration with homeowners, stakeholders, and agencies, ensuring each project not only meets but surpasses expectations at every stage of the design process. We integrate creative problem solving and technical rigor to address the unique challenges of every site, guiding clients from initial concept to construction completion.
We believe that successful architecture harmoniously balances function, aesthetics, and environmental responsibility. By optimizing both the efficiency and comfort of interior spaces, and enhancing the building’s performance within its climate and context, we deliver projects that embody enduring value and thoughtfully contribute to their surroundings.
Highlights of Our Work
Emphasis on sustainable design strategies, including energy efficiency, resilient materials, and site-sensitive orientation.
Custom solutions tailored to each client's lifestyle, preferences, and long-term goals.
Experience with regulatory processes, permitting, and integrating community and agency input.
Award-winning and published projects demonstrating design innovation and quality craftsmanship.
Dedication to transparency, communication, and client satisfaction throughout all phases.
From single-family homes to transformative renovations and innovative ADUs, our selected works exemplify THAT Firm’s commitment to elevating everyday environments through architecture that is both inspired and practical.

Canon Addition & Renovation

Calle Rolph ADU

Mathews Interior Renovation

Artesia Garage Conversion ADU

Hermosa Avenue Residence

Parque Vista Housing

Greenfield Commons Housing

Ventura Boulevard Core & Shell

The Brick Hotel

Poppy Grove Housing

Claremont McKenna College Master Plan

Ormond Beach Masterplan

UCLA Powell Library Study

100 West Walnut
Partner With a Local Architect
We take pride in helping Palm Desert area clients achieve their unique goals on time, on budget, and with design excellence. Ready to discuss your project or have questions about the process? Connect with us and let’s explore the possibilities for your home or business together.