TOR 5 Architekten BDA

What TOR 5 Architekten BDA does

TOR 5 Architekten BDA is a privately held architecture firm founded in 1999 and headquartered in Bochum, North Rhine-Westphalia, Germany. The firm operates with a team of 13 staff and four named partners (Herfried Langer, Markus Wüllner, Ahmad Rachwani, and Annabel Mosenthin), delivering full-service architectural planning from feasibility studies and design through permit acquisition, execution planning, and construction supervision. Its service portfolio includes integral planning with BIM methodology applied as a firm-wide approach, DGNB green building certification consulting, visualization, sustainability consulting, renovation and modernization, competition design, and cost estimation (AVA).

The firm's revenue model is professional services fees, typically quoted under German HOAI fee structures, with no publicly disclosed pricing. Go-to-market is direct-to-client engagement, primarily regional within the Ruhr area and North Rhine-Westphalia, targeting housing companies and real estate developers (VBW Bauen und Wohnen, Allbau AG Essen, Langkau, DWG/WOGEDO/BWB), municipal and government clients (Stadt Gelsenkirchen), healthcare and nonprofit operators (Diakonie/WHSeg, contect GmbH, Kampmann Hörsysteme), and private homeowners. The firm holds memberships in the DGNB (Deutsche Gesellschaft für Nachhaltiges Bauen) and BDA (Bund Deutscher Architekten) professional associations and has received regional recognition including the 2006 Auszeichnung Guter Bauten NRW. No external investors, parent company, subsidiaries, or funding rounds are identified in the source data.

Name

TOR 5 Architekten BDA

Legal name

TOR 5 Architekten BDA

Website

https://tor5.de

Company type

Private

Operating status

Operating

Headcount range

11–50 employees

Short description

TOR 5 Architekten BDA is a 13-person, privately held architecture firm in Bochum, Germany, founded in 1999, delivering full-service sustainable architectural design and DGNB certification consulting to housing companies, municipalities, and private clients across the Ruhr region.

Ownership category

akta.pro rank

Product category

Architectural Services

NAICS

Architectural Services (54131), Architectural Services (541310)

SIC

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

akta.pro primary industry

Building Information Modeling (BIM) & Digital Design Services (BPAHAKAK)

akta.pro secondary industries

Civil & Structural Engineering Consulting (BPAHAIAA), Design-Build / EPC General Contracting (IMAFAAAD)

Keywords

• Architectural design services
• Sustainable building design
• Building information modeling
• Urban development planning
• Construction project management

Headquarters

HQ city

Bochum

HQ country

Germany

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Architectural Services: Professional architecture services covering all phases of construction projects from feasibility studies and preliminary design through detailed planning and construction supervision. Services include project management, sustainability consulting, and DGNB certification support.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

TOR 5 Architekten BDA is a German architecture firm providing full-scope architectural and planning services across the entire building process, from initial feasibility studies and concept development through design planning, execution planning, and on-site construction supervision. The firm applies Building Information Modeling (BIM) as a core methodology in every project and operates internal DGNB consultants to support sustainable building certification. Services cover residential, commercial, healthcare, educational, cultural, and industrial buildings, with particular emphasis on sustainable and energy-efficient design.

Product overview

TOR 5 Architekten BDA is an architecture firm offering a comprehensive portfolio of services across the entire building process, from initial feasibility studies and concept development through design planning, execution planning, and construction monitoring. The core offering is complemented by specialized modules including Integral Planning with BIM methodology applied across all projects, DGNB certification consulting for sustainable buildings, visualization services, building renovation and modernization, competition design, and cost estimation. The firm specializes in residential, commercial, healthcare, educational, and cultural buildings, with particular emphasis on sustainability and energy-efficient design. BIM is not used as a tool but as a methodology across all projects, and the firm has internal DGNB consultants for green building certification support.

Differentiator

Problem solved

Functional benefit

Products and services

• Architecture and Planning Services
• DGNB Certification Consulting
• Sustainability Consulting

Named customers9 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature1 record

Partnerships

Four partnerships are on record, tiered core and significant.

• DGNB (Deutsche Gesellschaft für Nachhaltiges Bauen e.V.)coreOthersTOR 5 Architekten maintains active membership in DGNB, utilizing their internal DGNB consultants to support project partners with expertise in green buildings, certification processes, and associated financial incentives. The firm has been involved in DGNB certification projects and promotes sustainable building practices.
• BDA (Bund Deutscher Architekten)coreOthersTOR 5 Architekten holds membership in BDA, the professional association of architects in Germany. The 'BDA' designation in the company name indicates adherence to BDA professional standards and ethical guidelines.
• VBW Bauen und Wohnen GmbHsignificantStrategic or Co-development PartnerLong-standing collaboration on multiple residential development projects in the Ruhr region, including the Im Hole quarter revitalization project in Bochum involving modernization, demolition, and new construction across multiple phases.
• Allbau AG EssensignificantStrategic or Co-development PartnerPartnership on social housing projects in Essen, including competition-winning multi-family housing developments meeting public housing subsidy standards.

Scale indicators1 record

Recent moves6 records

Expansion highlights4 records

Broad incumbents

• KSP Engel: Major German architecture firm with offices nationwide, offering full architectural services across residential, commercial, education, and healthcare. A larger incumbent that competes with TOR 5 on multi-family housing and public-sector projects.
• HPP Architekten: Düsseldorf-based large German architecture firm with broad portfolio across offices, residential, retail, and public buildings. Larger and more diversified than TOR 5 but competes for the same regional developer and public-sector commissions.
• gmp Architekten: Hamburg-headquartered large German architecture practice with extensive cultural, public, and transportation portfolio. While not a typical direct competitor for small residential projects, competes for institutional and public-sector commissions in the same German market.

Regional players

• Ortner & Ortner: Austrian/German architecture firm with comparable design-led profile and work across cultural, residential, and public buildings. Comparable in design philosophy and BID-style integrated planning approach, though primarily Austrian-focused.

Direct peers

• Heinle, Wischer und Partner: Berlin and Dresden-based German architecture and engineering firm with strong sustainability/certified-buildings expertise and integrated planning. Directly competes on residential, public, and sustainability-certified projects.
• HENN Architekten: Munich-headquartered German architecture firm known for sustainable, innovative design across cultural, educational, and workplace projects. Comparable in BIM/digital methodology adoption and commitment to sustainability-focused design.
• Barkow Leibinger: Berlin-based German architecture firm with similar mid-size scale, BIM and sustainable design orientation, and a multi-sector portfolio including industrial, residential, and public buildings.
• ASTOC Architects and Planners: Cologne-based mid-sized German architecture firm with comparable regional focus, multi-sector portfolio (residential, healthcare, public), and sustainability emphasis. Closely matches TOR 5's size, geographic positioning, and client mix.
• Bez+Kock Architekten: Stuttgart-based German architecture firm with comparable mid-size scale, integrated planning approach, and project portfolio spanning residential, education, and public-sector clients.
• Gerber Architekten: Dortmund-based German architecture firm with comparable regional Ruhr-area roots, multi-sector portfolio, and focus on sustainable building design. Direct overlap in both geography and service mix.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat3 records

Key risks6 records

Key highlights6 records

Customer concentration

• LinkedInlinkedin.com/company/tor5architekten
• Instagraminstagram.com/tor5.architekten/?hl=de

Compliance2 records

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 TOR 5 Architekten BDA