Tillotson Design Associates has a relentless passion for design excellence, meticulous attention to detail, and heavy principal involvement from concept to final focusing. Our hands on process, extensive research, and team oriented approach allow us to look at lighting challenges in a fresh and unique way. We welcome new challenges and enjoy the investigation and research of unique materials and ideas. We present solutions yet encourage collective decision making by the entire design team and client.Specialties: Sustainable lighting designers, Architectural lighting designers, lighting designers, lighting consultants, lighting design, international lighting designers, international lighting consultants, DARK SKY, USGBC, LEED, lighting credit guidance, daylight calculation, interior lighting design, exterior lighting design, site lighting design, master planning, lighting control specification, daylight modeling, luminance modeling, lighting power density, lighting power calculation