Cumulus Architecture

What Cumulus Architecture does

Cumulus Architecture is a privately held, Bucharest-based architecture and interior design firm operating under the trading name CUMULUS Architecture Office. Founded in 2016 with a portfolio tracked back to 2006, the firm delivers full-scope architectural services across nine service categories: Hospitality, Residential, Office & Fitout, Industrial & Logistics, Urban Planning, Studies, Interior Design, Specials, and Retail. Its core capability is professional architecture services, with no software, platform, or proprietary technology products; the underlying deliverable is design documentation and project oversight for new construction, renovation, restoration, and fitout work.

The firm serves enterprise clients across hospitality (Swissôtel, Marriott, Hilton, IBIS), commercial office (Ogilvy, OTP Bank, Stratulat Albulescu, GEZE, WPP), residential developers, industrial operators (Dunapack), and public-sector institutions (Târgoviște Stadium, Kogalniceanu Airport, Craiova International Airport, gendarmerie housing). Notable flagship projects include the Marmorosch Hotel (heritage bank-to-hotel restoration), the MARe Museum of Recent Art, and the Swissôtel Poiana Brașov, which won Best Architectural Design in Eastern Europe at the World Luxury Hotel Awards 2025. The firm emphasizes sustainability through traditional materials and heritage preservation as a design differentiator.

Cumulus operates a sales-led, direct-engagement business model, acquiring projects through client relationships, design competitions, and portfolio-based marketing via its website. Revenue is generated through project-based design fees, with pricing determined by project scope, complexity, and requirements; no publicly disclosed pricing exists. The firm is single-country (Romania), privately held with no disclosed parent company, institutional investors, funding rounds, or mergers, and operates with 11-50 employees.

Name

Cumulus Architecture

Legal name

Cumulus Architecture

Website

https://www.cumulus.one

Company type

Private

Founded year

2016

Operating status

Operating

Headcount range

11–50 employees

Short description

Cumulus Architecture is a privately held Bucharest-based architecture and interior design firm serving enterprise clients across hospitality, residential, commercial, industrial, and public-sector projects throughout Romania.

Ownership category

akta.pro rank

Product category

Architecture Services

NAICS

Architectural Services (54131), Interior Design Services (54141), Commercial and Institutional Building Construction (236220)

akta.pro primary industry

Interior Design Services (BPAHAKAB)

akta.pro secondary industries

Hospitality & Entertainment Venue Construction (IMAFACAC), Office & Corporate Building Construction (IMAFACAA)

Keywords

• Architecture services
• Interior design
• Hospitality design
• Residential architecture
• Urban planning

Headquarters

HQ city

Bucharest

HQ country

Romania

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Architecture and Design Services: Project-based architecture and interior design services for hospitality, residential, commercial, and urban planning projects. Revenue is generated through design fees for new construction, renovation, restoration, and fitout projects.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Cumulus Architecture is a Romanian architecture firm providing project-based architecture and interior design services across hospitality, residential, commercial, industrial, retail, and urban planning sectors. The firm delivers design services from concept through completion for new construction, renovation, restoration, and fitout projects for enterprise clients including international hotel brands, developers, and corporate organizations. Services are organized into nine categories: Hospitality, Residential, Office & Fitout, Industrial & Logistics, Urban Planning, Studies, Interior Design, Specials, and Retail.

Product overview

Cumulus Architecture is a Romanian architecture firm offering a comprehensive portfolio of architectural and design services organized into nine distinct service categories: Hospitality Architecture (hotels, resorts, spas), Residential Architecture (housing, apartments, masterplans), Office & Fitout (commercial offices, corporate interiors), Industrial & Logistics (warehouses, manufacturing facilities), Urban Planning (public spaces, city planning), Studies (research, feasibility), Interior Design, Specials (restaurants, bars, retail), and Retail spaces. The firm has completed numerous landmark projects across Romania including Swissôtel Poiana Brașov, The Marmorosch Hotel, MARe Museum, and multiple Marriott and Hilton properties. This is a traditional architecture services firm with no software products, platforms, or technology offerings.

Differentiator

Problem solved

Functional benefit

Products and services

• Retail Architecture Retail space architecture and design services.
• Hospitality Architecture Full-service architecture for hotels, resorts, and spa facilities. Projects include Swissôtel Poiana Brașov, The Marmorosch Hotel, Courtyard by Marriott, Marriott Moxy Hotel, Hilton Garden Inn, Hilton Double Tree Brașov, IBIS Făgăraș, and O-Resort Masterplan.
• Residential Architecture Residential architecture services covering individual housing, apartments, residential towers, and mixed-use residential developments. Projects include I House, Urban Spaces Badea Cârțan, Ana și Copiii, Rachmaninov Apartment, and masterplans.
• Office & Fitout Commercial office architecture and interior fitout services for corporate clients. Projects include Tesla office fitout, Takeawat Fitout, The Podium WPP Fitout, Ogilvy Office, AMZ Office, GEZE Offices, BIG Office, Universul Offices, and Victoria Office.
• Industrial & Logistics Industrial facility architecture including warehouses, logistics centers, and manufacturing facilities. Projects include Dunapack Industrial Hall and STM Residential & Hypermarket.
• Urban Planning Urban planning and public space design services including masterplans, community spaces, and urban interventions. Projects include urban spaces developments and city planning studies.
• Studies Architectural research and feasibility studies for various project types.
• Interior Design Interior design services for hospitality, residential, and commercial spaces. Notable projects include MARe Museum, restaurants, and residential interiors.
• Specials Specialized architectural projects including restaurants, bars, retail spaces, and unique hospitality venues. Notable projects include La Mița Biciclista, OMG Atlas, and Bar La Mița Biciclista.

Quantifiable outcome

• Swissôtel Poiana Brașov awarded Best Architectural Design in Eastern Europe at World Luxury Hotel Awards 2025
• +2 more outcomes

Named customers70 records

Segments7 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators2 records

Recent moves5 records

Expansion highlights5 records

Direct peers

• WATG: Global hospitality architecture firm specializing in luxury hotels and resorts; directly comparable to Cumulus's hospitality vertical given overlapping client base (international hotel brands) and similar project-based design fee model.
• Hirsch Bedner Associates (HBA): Global hospitality interior design firm focused on hotels, resorts, and luxury hospitality interiors; directly comparable to Cumulus's interior design work and shared marquee hospitality clients.
• ADNBA: Romanian architecture practice with comparable scope across residential, commercial, and cultural projects in Romania; the closest local-market peer by geography, scale, and project typology.
• STARH: Romanian architecture and design firm working across hospitality, residential, and commercial sectors in Bucharest and beyond; shares Cumulus's local-market focus, sustainability emphasis, and design-driven positioning.
• Yabu Pushelberg: Internationally recognized interior design and architecture firm with strong hospitality and luxury residential work; comparable to Cumulus on the interior design services and high-end brand aesthetic.
• Rockwell Group: New York-based architecture and design firm with deep hospitality, restaurant, and entertainment venue portfolio; comparable on hospitality/restaurant design work and cross-category project breadth.

Broad incumbents

• Gensler: Global architecture and design firm with significant hospitality, office, and commercial portfolios; broader scope than Cumulus but competes for the same premium enterprise commissions.
• Foster + Partners: Global architecture practice with a heritage-and-modernization portfolio and high-end hospitality commissions; overlaps with Cumulus on landmark hospitality and adaptive-reuse positioning.
• Skidmore, Owings & Merrill (SOM): Global architecture, engineering, and urban planning firm with broad commercial, institutional, and mixed-use practice; comparable to Cumulus on the masterplanning and large mixed-use development work.
• Bjarke Ingels Group (BIG): Global architecture firm with award-winning hospitality, residential, and mixed-use work; competes with Cumulus in the premium European hospitality and residential masterplanning space.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights6 records

Customer concentration

• Facebookfacebook.com/Cumulus.Architecture.Office
• LinkedInlinkedin.com/company/cumulusarchitectureoffice

Revenue estimate

Valuation estimate

Number of profiles

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 Cumulus Architecture