Soot & Silk Penthouse Hero

Residential — New York | 2026

Soot & Silk Penthouse

Brief

A meditative, textural penthouse of micro-cement, matte black and warm gold accents.

Location Sedona, Arizona
Area 8,400 sq. ft.
Client Confidential Collector

The Challenge

"The primary challenge was to create a sense of 'heavy weight' through materials like solid travertine while maintaining an atmosphere of 'lightness' through strategic voids and suspended architectural elements. We wanted the house to feel like it had always been part of the rocky terrain."

Design Concept: The Void

Architectural Sketch

Initial Ideation

Structural Poetics

Our process began with hand-drawn charcoal sketches to capture the raw emotional weight of the site. We explored the concept of 'subtractive architecture'—where the living spaces are carved out of a single monolithic block, creating framed vistas of the desert horizons.

Textural Lounge

Textural Lounge

Master Suite

Master Suite

Dining Nook

Dining Nook

Quiet Corner

Quiet Corner

Video Thumbnail
play_arrow

Cinematic Walkthrough

Experience the flow of space

Materiality

Earth, Wood, & Stone

Travertine Texture

Silver Travertine

Sourced from Italian quarries, providing a timeless, porous warmth to the structural walls.

Walnut Texture

American Walnut

Used throughout the millwork to provide a rich, dark contrast to the stone surfaces.

Glass & Metal

Oversized Glass

Custom-engineered panels that blur the line between interior and the Arizona desert.

Process

Phase 01: Excavation

Integrating the foundation into the existing basalt rock formation of the site.

Phase 02: Structural Framing

Erecting the steel skeleton to support the massive cantilevered roof sections.

Phase 03: Finishing

Meticulous stone cladding and bespoke millwork installation over six months.

format_quote

"Afterthink Studio didn't just build a house; they created a piece of art that breathes with the land. Every morning, the way the light hits the travertine is a new experience."

The Client

Owner, The Monolith Residence

chat Chat with Architect