Carpenter Sellers Del Gatto Architects (CSD) is an award-winning architectural firm founded in Southern Nevada, with a diverse portfolio of state, regional, and national projects. Established in 1986, the firm has earned the respect of its peers through a consistent commitment to design excellence, resulting in more than 203 design awards. These honors include the 2024 AIA Nevada Firm of the Year, AIA Western Mountain Region Firm of the Year, multiple NAIOP Southern Nevada Chapter Architecture Firm of the Year awards, and recognition by the Zweig Group as one of the Top Architecture Firms to Work For. Guided by a founding philosophy centered on cultivating a shared passion for architecture, CSD approaches each project with creativity, rigor, and a deep respect for the art and practice of the profession.

Today, CSD is led by principals Rick Sellers, AIA; Mike Del Gatto, AIA, LEED AP; and Michele Brigida, AIA, LEED AP BD+C, whose leadership sets the standard for collaboration, integrity, and client service. The firm fosters a culture that values teamwork, mentorship, and professional growth, empowering its staff to take pride in their work while delivering highly functional, sustainable, and contextually appropriate design solutions. Dedicated to upholding the ideals of the American Institute of Architects, CSD actively contributes to the profession and the community through mentorship, scholarships, and service commitments that continue to strengthen the firm’s reputation and long-standing success.