Has+Koen Architects

What Has+Koen Architects does

Has+Koen Architects is a multidisciplinary architectural practice headquartered in Istanbul, Turkey, founded in 1995 by partners Zeki Koen and Aylin Hasoğlu. The firm offers end-to-end architectural and interior design services spanning the full project lifecycle — from concept and planning through construction implementation and completion — for corporate offices, hotels, private residences, and mixed-use developments. Its service portfolio explicitly includes architectural design, interior design, project management (with budget and schedule control), and implementation/construction services, with co-founders personally involved in each engagement to ensure design continuity. Its revenue is not publicly disclosed.

The firm's client base is enterprise-oriented and skewed to recognizable global brands. Named references include Allen & Overy (1,200 m2 Levent office), Credit Suisse (926 m2 conceptual), Bloomberg, Bayer HQ (8,000 m2 Ümraniye), McKinsey & Company (2,300 m2), Nomura Bank (260 m2), Michael Page (450 m2), Fiba Holding, Finans GYO, Generali Sigorta (5,500 m2 Karaköy), and Lehman Brothers on the corporate-finance side; Conrad Hilton (34,000 m2 Beşiktaş), Hilton Garden Inn Mardin (15,500 m2), Hilton Urfa (17,000 m2), Hilton Erzincan (10,300 m2), Swissotel Moscow (1,500 m2), The Marmara Taksim (18,000 m2), Svilengrad casino hotel (7,000 m2), and Vyksa hotel (10,000 m2) on the hospitality side; plus GE Innovation Center, Sensormatic, Regus (10+ Turkish locations), Epique Island (37,500 m2 Bodrum villa), and Selamlique Dubai. Operative geography is primarily Turkey, with project execution extending to Russia, Bulgaria, and the UAE.

The go-to-market is direct engagement with corporate clients and private individuals; no public pricing exists. Marketing is portfolio-driven via a bilingual Turkish/English website and a LinkedIn corporate page. The firm is privately held with no disclosed funding, parent company, or outside investors, and the founding partners have maintained continuous involvement since inception.

Name

Has+Koen Architects

Legal name

HAS+KOEN MİMARLIK

Website

https://haskoen.com

Company type

Private

Founded year

1995

Operating status

Operating

Headcount range

11–50 employees

Short description

Has+Koen Architects is a privately held, Istanbul-based multidisciplinary architectural practice founded in 1995 that delivers full-lifecycle architectural, interior design, and construction-implementation services for enterprise and high-end residential clients across Turkey, Russia, Bulgaria, and the UAE.

Ownership category

akta.pro rank

Product category

Architectural Services

NAICS

Architectural Services (541310), Interior Design Services (54141)

SIC

Services-Engineering, Accounting, Research, Management (8700)

akta.pro primary industry

Architectural Design Services (BPAHAKAA)

akta.pro secondary industry

Design-Build / EPC General Contracting (IMAFAAAD)

Keywords

• Architectural design services
• Interior design services
• Project management consulting
• Hospitality design
• Corporate office design

Headquarters

HQ city

Istanbul

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Others

Distribution channels1 record

Marketing channels2 records

Core offering

Has+Koen Architects provides comprehensive architectural design, interior design, project management, and construction implementation services for commercial offices, hotels, private residences, and mixed-use developments. The firm operates as a multidisciplinary practice delivering projects from initial concept through planning, construction, and completion, with partners personally involved at every stage.

Product overview

Has+Koen Architects is a multidisciplinary architectural practice established in 1995 by Zeki Koen and Aylin Hasoğlu. The firm offers a holistic approach to architecture encompassing full interior design and planning services, project management, and implementation/construction services. Their portfolio spans commercial office spaces, hotels, private residences, and mixed-use buildings. The work is characterized by design perfection, budget and schedule control, professional project management, and achievement of optimal architectural quality within investment parameters. Partners are directly involved in each project from concept through completion.

Differentiator

Problem solved

Functional benefit

Products and services

• Architectural Design Services Comprehensive architectural design services for commercial buildings, hotels, private residences, and mixed-use developments, with full interior design and planning capabilities.
• Interior Design Services
• Project Management
• Implementation and Construction Services

Named customers33 records

Segments5 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators1 record

Recent moves4 records

Expansion highlights5 records

Direct peers

• Hirsch Bedner Associates (HBA): HBA is a leading hospitality interior design firm with deep relationships to global hotel brands including Hilton and others—directly mirroring Has+Koen's branded hospitality expertise, customer profile, and project scale.
• Rockwell Group: Rockwell Group is a New York-based architecture and design firm applying a multi-disciplinary, narrative-driven approach to hospitality, workplace, and cultural projects—comparable scope, creative-led positioning, and senior-partner-led engagement model to Has+Koen.
• WATG: WATG is a global hospitality-focused architecture and interior design firm with a similar luxury hotel and resort project base. Both Has+Koen and WATG concentrate on branded hospitality design with deep global brand-owner relationships, making them directly comparable boutique studios.
• Yabu Pushelberg: Yabu Pushelberg is a Toronto-based luxury design firm specializing in high-end hospitality, residential, and retail interiors. Both firms pursue a partner-led boutique model for ultra-premium interior projects, making the business model and customer base tightly aligned.
• M Moser Associates: M Moser Associates is a global workplace design and build firm offering architecture, interiors, and engineering—an end-to-end model directly comparable to Has+Koen's combined design and implementation capabilities for corporate clients.
• IA Interior Architects: IA Interior Architects specializes in corporate workplace design with a multinational client base, including many of the same financial-services and consulting firms (Allen & Overy, Bloomberg, McKinsey, Credit Suisse) that anchor Has+Koen's commercial portfolio.

Broad incumbents

• Gensler: Gensler is the world's largest design firm with deep corporate and hospitality practices serving many of the same global enterprise clients (e.g., Bloomberg, financial-services HQs) as Has+Koen, but at vastly larger scale and across many more geographies.
• Foster + Partners: Foster + Partners is a globally renowned architecture practice active across commercial, hospitality, and cultural projects—competing for the same Turkish and international marquee clients as Has+Koen but with much larger scale, brand recognition, and design portfolio.
• Skidmore, Owings & Merrill (SOM): SOM is a global architecture, engineering, and planning firm with a strong corporate workplace and hospitality practice competing for many of the same multinational client engagements as Has+Koen, particularly in financial services and HQ fit-outs.

Regional players

• Tabanlıoğlu Architects: Tabanlıoğlu is a leading Turkish architecture practice with international project work and a similar multi-sector commercial, hospitality, and cultural portfolio—Has+Koen's primary regional peer competing for the same Istanbul-based marquee clients.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/has-koen-architects
• Xx.com/haskoen

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Has+Koen Architects