WINTER Ingenieure

What WINTER Ingenieure does

WINTER Ingenieure (legal name: WINTER Beratende Ingenieure für Gebäudetechnik GmbH) is a privately held German engineering consultancy founded in 1991 by Dipl.-Ing. Volker Winter, headquartered in Düsseldorf with offices in Berlin, Hamburg, and a Leipzig subsidiary. The firm provides integrated planning, tendering, and construction supervision for Technical Building Equipment (TGA/HKLS), covering heating, ventilation/air conditioning, refrigeration, sanitary, fire protection, laboratory technology, data centers, and building automation, alongside electrical engineering for power, fire detection, lighting, IT, communications, and conveyor systems. It is currently executing its BIM roadmap from 3D calculable models toward 4D/5D integration.

The company serves institutional and enterprise clients in government, financial services, energy, research/education, culture, and commercial real estate, with marquee references including the Elbphilharmonie Hamburg, the Auswärtiges Amt in Berlin, the Kö-Bogen in Düsseldorf, the Deutsche Nationalbibliothek Leipzig, the E.ON data center in Essen, the ERGO/Victoria data center in Düsseldorf, the UKE research campus, and Landessparkasse zu Oldenburg. Differentiated technical offerings include geothermal heating/cooling, groundwater-based systems, aquifer storage, and harbor water cooling, with documented project outcomes such as 32-50% primary energy reductions and LEED Platinum/EU Green Building certifications on landmark projects.

Revenue is generated through project-based professional engineering fees regulated under HOAI (Honorarordnung für Architekten und Ingenieure), with new work acquired through architectural competitions, public tenders, and direct commissions across Germany. The firm employs 140+ staff, has completed 300+ projects, and operates without external investment, remaining founder/management-controlled. Marketing relies on industry trade shows (Polis Messe, Expo Real), university career fairs, LinkedIn/Instagram presence, and a steady stream of architectural competition wins (1st prizes in 2023, 2025) as primary demand-generation channels.

Name

WINTER Ingenieure

Legal name

WINTER Beratende Ingenieure für Gebäudetechnik GmbH

Website

https://winter-ingenieure.de

Company type

Private

Founded year

1991

Operating status

Operating

Short description

WINTER Ingenieure is a German engineering consultancy providing integrated planning and supervision for Technical Building Equipment (TGA/HKLS) across 140+ enterprise and institutional clients including government, financial, research, and cultural landmarks.

Ownership category

akta.pro rank

Product category

Building Services Engineering

NAICS

Architectural, Engineering, and Related Services (5413), Plumbing, Heating, and Air-Conditioning Contractors (238220)

akta.pro primary industry

Chillers, Boilers & Central Plant Operations (BPABACAG)

akta.pro secondary industry

Fire Alarm Systems (Design/Install/Service/Monitoring) (BPABAHAA)

Keywords

• Building services engineering
• Technical building equipment
• HVAC engineering planning
• Electrical systems planning
• Sustainable building consulting

Headquarters

HQ city

Düsseldorf

HQ country

Germany

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Engineering consulting and planning fees: WINTER Ingenieure generates revenue as a consulting engineering firm, providing technical planning services for building equipment across all German states. Services span TGA planning (HOAI Leistungsphasen 1-8), tendering, and construction supervision. Revenue is project-based, earned through fees for professional engineering services on新建 and modernization projects.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

WINTER Ingenieure is a German consulting engineering firm that plans and supervises the construction of Technical Building Equipment (TGA/HKLS) for new builds and modernizations across Germany. Core offerings cover three integrated service modules: TGA Planung (integral planning of heating, ventilation, air conditioning, refrigeration, sanitary, fire protection, laboratory, data center, and building automation systems), TGA Ausschreibung (tender preparation, technical specifications, and contract advisory), and TGA Bauüberwachung (on-site construction supervision for quality, schedule, and cost). Complementary offerings include Elektrotechnik Planung (electrical, fire alarm, lighting, IT, communication, and conveyor systems) and BIM 3D modeling.

Product overview

WINTER Ingenieure is an engineering office providing integrated planning and construction supervision services for Technical Building Equipment (TGA/HKLS) throughout Germany. The offering consists of three core service modules: TGA Planung (planning services for all technical building systems including heating, ventilation, air conditioning, refrigeration, fire protection, laboratory technology, sanitary systems, data centers, and building automation), TGA Ausschreibung (tender preparation and technical specifications), and TGA Bauüberwachung (construction supervision from kickoff to acceptance). Complementary services include Elektrotechnik Planung (electrical engineering for power, fire detection, lighting, IT, communications, and conveyor systems) and BIM 3D Planning (3D building information modeling with future 4D/5D capabilities). The company operates from three offices in Düsseldorf, Berlin, and Hamburg with over 140 employees.

Differentiator

Problem solved

Functional benefit

Products and services

• TGA Planung (Technical Building Equipment Planning)

Quantifiable outcome

• Hydrothermiespeicher (Kö-Bogen) replaces ~450,000 kWh conventionally produced cooling energy and delivers ~850,000 kWh heating energy annually; building exceeds EnEV 2007 requirements by >50%
• +4 more outcomes

Named customers12 records

Segments4 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature7 records

Partnerships

Three partnerships are on record, tiered core and minor.

• WINTER Beratende Ingenieure für Gebäudetechnik GmbH (legal entity name)coreOthersThe company's legal registered name as WINTER Beratende Ingenieure für Gebäudetechnik GmbH, registered in the commercial register of Amtsgericht Düsseldorf (HRB 36580). Represented by Managing Director Dipl.-Ing. Volker Winter.
• teufels GmbHminorOthersTeufels GmbH (Neckartal 172, 78628 Rottweil) handled the concept, design, and development of the WINTER Ingenieure website, as disclosed in the impressum.
• Nico Pudimat Fotografie / Josefine Winkler FotografieminorOthersPhotography services for the company website provided by Nico Pudimat Fotografie and Josefine Winkler Photography, as listed in the impressum.

Scale indicators5 records

Recent moves6 records

Expansion highlights10 records

Broad incumbents

• WSP: Global professional-services firm with a German building-services engineering practice. Competes for institutional and developer-led MEP work as part of a much broader infrastructure and environment portfolio.
• Sweco AB: European engineering consultancy with significant German presence offering building-services engineering alongside water, transport, and energy services. Competes with WINTER on German commercial and public-sector projects at broader scope and scale.
• Arup: Global engineering consultancy with a dedicated building-services (MEP) practice in Germany. Competes for high-prestige cultural and commercial projects but operates a much wider portfolio of structural, civil, and sustainability services.
• Drees & Sommer SE: Large German engineering, consulting, and project management firm with MEP/TGA capabilities as part of a much broader real-estate and infrastructure services portfolio. Competes with WINTER on landmark German projects but at significantly larger scale.

Direct peers

• Planungsgruppe M+M AG: Mid-sized German engineering firm offering TGA planning alongside structural engineering. Comparable mid-market peer competing for similar institutional and developer clients across Germany.
• ZWP Ingenieur-AG: Cologne-based German engineering consultancy specializing in TGA/HKLS planning, energy concepts, and building-services engineering for institutional and commercial clients. Closest scale-comparable direct peer to WINTER's MEP/HVAC consulting practice.
• Happoldt Ingenieurbüro: Berlin-area engineering office focused on building services engineering (Heizung, Lüftung, Sanitär, Klima) for office, hotel, and cultural projects. Direct German TGA consulting peer of similar scale.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights7 records

Customer concentration

• LinkedInlinkedin.com/company/winter-ingenieure-gmbh
• Instagraminstagram.com/winteringenieure

Revenue estimate

Valuation estimate

Number of profiles

Profiles7 records

Subsidiaries1 record

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 WINTER Ingenieure