XTEN Architects

Founded by Monika Haefelfinger and Austin Kelly, XTEN Architects is a Los Angeles-based firm recognized for their sophisticated, minimalist approach to contemporary residential design. Their work often emphasizes the integration of interior and exterior spaces, utilizing expansive glass walls and precise geometric forms to frame dramatic views of the Southern California landscape. By focusing on sustainability and the interplay of light and shadow, they have established themselves as prominent figures in modern luxury residential architecture across the Los Angeles basin.