Stelle Lomont Rouhani Architects

What Stelle Lomont Rouhani Architects does

Stelle Lomont Rouhani Architects is a private architectural and interior design firm founded in 1985 by Frederick Stelle on the east end of Long Island and operating as a three-partner practice since 2012, with offices at 48 Foster Avenue in Bridgehampton, NY and 117 East 24th Street in New York City. The firm provides custom residential architecture and interior design services for high-net-worth clients in the Hamptons and broader Northeast region, with project types including primary residences, vacation homes, beach houses, guest houses, compounds, pool houses, and renovations of architecturally significant properties such as the Norman Jaffe Hillman house. The practice operates as a bespoke service provider for affluent individuals and families seeking modern, environmentally sensitive architecture.

Name

Stelle Lomont Rouhani Architects

Legal name

Stelle Lomont Rouhani Architects

Website

https://stelleco.com

Company type

Private

Founded year

2012

Operating status

Operating

Headcount range

11–50 employees

Short description

Stelle Lomont Rouhani Architects is a private architecture and interior design firm serving high-net-worth residential clients in the Hamptons region. The firm operates from Bridgehampton and New York City with approximately 22 professionals, specializing in modern, sustainable custom homes.

Ownership category

akta.pro rank

Product category

Architectural Services

NAICS

Architectural Services (54131), Interior Design Services (54141)

akta.pro primary industry

Luxury Whole-Home Renovation (High-End Finishes & Custom Build) (HSAPAEAI)

akta.pro secondary industry

Architectural Reconfiguration & Structural Alterations (HSAPAEAB)

Keywords

• Residential architecture services
• Custom home design
• Interior design services
• Sustainable architectural design
• Luxury residential design

Headquarters

HQ city

Bridgehampton

HQ country

United States

HQ region

North America

Offices2 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Others

Revenue model

1. Architectural Design Services: Custom residential architecture services for high-end homes in the Hamptons and surrounding regions. Projects range from primary residences to vacation homes, guest houses, and compounds. Revenue generated through design fees for new construction and renovation projects.
2. Interior Design Services: Full-service interior design including finish selections, furniture procurement, and interior styling. Interior Design practice led by Eleanor Donnelly, serving both residential architecture clients and standalone interior projects.
3. Published Book: Rizzoli published book 'Stelle Lomont Rouhani: Architecture and Interiors' released April 25, 2023, priced at $75. First book on the firm's work.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

SLRA provides custom architectural design services for high-end residential projects in the Hamptons and surrounding Northeast region, including new construction, renovations, additions, and restoration of architecturally significant properties. The firm also provides full-service interior design led by Eleanor Donnelly, covering finish selections, furniture procurement, and styling across all project phases. Both practices emphasize modern, environmentally sensitive, site-responsive design that integrates active and passive sustainable technologies.

Product overview

Stelle Lomont Rouhani Architects is an architecture and interior design firm offering two core service lines: Architecture Services and Interior Design Services. The firm specializes in modern, environmentally sensitive residential projects, primarily in the Hamptons region of Long Island. In addition to their design services, they published their first book 'Stelle Lomont Rouhani: Architecture and Interiors' through Rizzoli in April 2023. The firm was founded by Frederick Stelle and operates from offices in Bridgehampton, NY and New York, NY.

Differentiator

Problem solved

Functional benefit

Products and services

• Architecture Services Custom architectural design for residential projects including new construction, renovations, additions, and restoration of architecturally significant properties. Specializes in modern, environmentally sensitive, site-responsive architecture in the Hamptons and broader Northeast.
• Interior Design Services Full-service interior design including finish selections, furniture procurement, and interior styling. Practice is led by Eleanor Donnelly and serves both SLRA residential architecture clients and standalone interior projects.
• Stelle Lomont Rouhani: Architecture and Interiors (Book) First book published by the firm documenting its architecture and interior design portfolio. Published by Rizzoli in April 2023 at $75.

Quantifiable outcome

• The firm has restored and added to architecturally significant properties, including the Norman Jaffe Hillman house

Named customers3 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

One partnership is on record.

• Laguardia Design GroupminorStrategic or Co-development PartnerCollaborated with Laguardia Design Group (landscape architects) for The Barn office project. Spearheaded by Chris and Jane Laguardia, the project created an open inviting space reflecting sensibilities of residential projects for their landscape architecture team.

Scale indicators3 records

Recent moves4 records

Expansion highlights5 records

Direct peers

• Bates Masi+ Architects: East Hampton-based architecture firm focused on modern, site-responsive luxury residential design in the Hamptons. Closest direct geographic and aesthetic peer to SLRA, with a similar team size and client profile serving the same affluent East End market.
• Ike Kligerman Barkley: New York-based luxury residential architecture firm with a portfolio spanning Manhattan townhouses, Hamptons estates, and other high-end custom homes. Closely comparable tier and aesthetic, serving the same ultra-high-net-worth residential segment with similar fee structures.
• Peter Pennoyer Architects: Manhattan-based firm specializing in classical and traditional luxury residential architecture, including townhouses, country houses, and historic restoration. Comparable boutique scale, prestige client roster, and project scope to SLRA.
• Ferguson & Shamamian Architects: New York firm specializing in traditional and classical residential architecture for affluent clients, including country houses and historic renovations. Similar boutique scale, prestige positioning, and bespoke fee model as SLRA.
• Marmol Radziner: Los Angeles-based architecture firm known for modern luxury residential design with integrated interiors and landscape. Comparable design philosophy emphasizing indoor-outdoor living and site-responsiveness, at a similar premium tier.
• Olson Kundig: Seattle-based firm designing modern luxury residential and hospitality projects worldwide with a strong sustainability and craft focus. Comparable bespoke model, premium fees, and emphasis on material-driven modernism relevant to SLRA's positioning.
• Workstead: Brooklyn- and New York-based design studio combining architecture and interior design for luxury residential and hospitality projects. Closely comparable multi-disciplinary model and aesthetic tier to SLRA's combined architecture and interiors practice.
• Steven Gambrel: New York-based interior design firm focused on luxury residential projects for ultra-high-net-worth clients. Comparable tier, clientele, and aesthetic emphasis to SLRA's interior design practice led by Eleanor Donnelly.
• Champalimaud Design: New York-based luxury interior design firm working on high-end residential, hospitality, and cultural projects globally. Comparable tier, multi-disciplinary design capability, and affluent client base to SLRA's interiors offering.

Broad incumbents

• Robert A.M. Stern Architects (RAMSA): Large New York architecture firm with a significant luxury residential portfolio alongside institutional and commercial work. Larger scale and broader scope than SLRA, but competes for the same high-end residential commissions and represents the broader incumbent tier in luxury residential architecture.

Market position

Strengths1 record

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/stellelomontrouhani
• LinkedInlinkedin.com/company/stelle-lomont-rouhani-architects

Revenue estimate

Valuation estimate

Number of profiles

Profiles4 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Stelle Lomont Rouhani Architects