Kacper Lastowiecki Practice of Architecture (KLPOA) designs custom residences that place wellness, health, and performance at the center of everyday living. With a philosophy guided by the WELL Building Standard, we emphasize natural light, healthy materials, clean air, and thoughtful spatial design that supports both physical and mental wellbeing. Led by licensed architect and WELL AP Kacper Lastowiecki, KLPOA serves discerning homeowners in the Washington DC region who value design excellence