Foley Hillestad Architecture is a leading architectural firm known for its innovative designs, attention to detail, and commitment to excellence. With a deep understanding of both modern and traditional architecture, we create spaces that are not only visually stunning but also functional and sustainable. Our personalized approach ensures that each project reflects the unique vision and needs of our clients, whether it’s residential, or community-focused. Choose Foley Hillestad for our dedication to quality craftsmanship, collaborative process, and proven track record of delivering exceptional results on time and within budget.
WHY FOLEY HILLESTAD ARCHITECTURE

At Foley Hillestad Architecture, our mission is to create thoughtful, sustainable, and innovative architectural solutions that enhance the way people live, work, and interact with their environments. We are committed to delivering high-quality design and craftsmanship through a collaborative process that honors the unique needs of each client. Rooted in respect for the natural environment and community, we strive to shape spaces that inspire, endure, and make a positive impact on the world around us.
ABOUT FOLEY HILLESTAD ARCHITECTURE
Foley Hillestad Architecture, led by partners Stephen Foley and Brian Hillestad, brings over 50 years of combined experience to every project. The firm has completed a diverse array of architectural work, demonstrating a deep commitment to design excellence and client satisfaction.
Their portfolio features innovative commercial spaces, including office buildings, retail centers, and hospitality venues that prioritize both functionality and aesthetic appeal. Foley Hillestad also excels in residential architecture, offering custom homes that reflect the individuality of their clients while incorporating modern design principles and sustainable practices.

OUR TEAM
Stephen Foley
Partner
Stephen Foley, raised amidst Philadelphia Mainline’s architectural heritage, began his career early, inspired by iconic homes. After studies at Clemson, he returned North, drawn to restore Chester County’s historic charm.
Brian Hillestad
Partner
Brian Hillestad, a SUNY Buffalo-trained architect, brings over 20 years of experience in luxury residential, light commercial, and historic projects. He’s a skilled project manager and community advocate, residing in Exton.