Engelmann Energiesysteme GmbH

What Engelmann Energiesysteme GmbH does

Engelmann Energiesysteme GmbH is a privately held Austrian engineering firm specializing in technical building equipment (TGA / Technische Gebäudeausrüstung). Founded in 1938 in Sarmingstein, Upper Austria, the company operates across the full scope of heating, climate, ventilation, and sanitary (HKLS), electrical engineering (Elektrotechnik), and measurement & control technology (MSR / Mess- und Regelungstechnik) disciplines. The fourth-generation family business is led by Ing. David Engelmann, MSc. as Managing Director (Vienna branch) and Ing. Kurt Engelmann as authorized officer (Upper Austria branch), with Dipl.-Ing.Dr.techn. Rafael Engelmann heading a data-engineering subsidiary.

The firm delivers four service pillars: TGA planning and consulting (pre-design through acceptance inspection), technical operations management (ongoing maintenance, energy flow visualization, and system optimization), measurement and analysis technology (IR thermography, airflow profiling, acoustic and thermal comfort assessment), and training services delivered by academic trainer Ing. Kurt Engelmann. Revenue is generated through project-based professional services and managed services contracts on a quote-driven, customized basis, with no public pricing. Customer segments span commercial and industrial facilities (primary), healthcare (hospitals, medical practices, care homes), educational buildings, and high-end residential/villa construction. The company maintains offices in Sarmingstein (HQ), Vienna (since 2017), and Leipzig, Germany (since 2024), with strategic delivery partnerships including Pörner Ingenieurgesellschaft mbH, the largest engineering company in Austria.

Name

Engelmann Energiesysteme GmbH

Legal name

Engelmann Energiesysteme GmbH

Website

https://engelmann.at

Company type

Private

Founded year

1938

Operating status

Operating

Headcount range

1–10 employees

Short description

Engelmann Energiesysteme GmbH is a fourth-generation Austrian engineering firm providing integrated technical building equipment (TGA) planning, operations management, and measurement services across heating, ventilation, electrical, and control disciplines. It serves commercial, healthcare, educational, and residential clients in Austria and Germany.

Ownership category

akta.pro rank

Product category

Building Services Engineering (TGA / MEP Engineering)

NAICS

Engineering Services (541330)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Energy Services (Retrofits/Commissioning/Testing & Balancing) (IMAIABAI)

Keywords

• TGA engineering services
• Building services engineering
• HVAC design consulting
• Building automation systems
• Measurement and control engineering

Headquarters

HQ city

St. Nikola an der Donau

HQ country

Austria

HQ region

Europe

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. TGA Planung und Beratung: Engineering services for technical building equipment planning and consultation, including design, project planning, tendering support, technical project management, and acceptance inspection. Covers HKLS, Elektro, and MSR systems.
2. Technische Betriebsführung: Technical operations management for building systems including organization of maintenance, constant analysis and visualization of energy flows, and optimization of building behavior.
3. Mess- und Analysetechnik: Measurement and analysis services using specialized equipment for thermal imaging, acoustics, airflow, air volume, and thermal comfort assessment.
4. Schulung und Training: Training services for HKLSE industry professionals, including sales training, bottleneck concentration strategy, personnel development, and customer orientation, delivered by academic trainer Ing. Kurt Engelmann.

Go-to-market motion1 record

Distribution channels2 records

Marketing channels5 records

Core offering

Engelmann Energiesysteme GmbH is a fourth-generation family-owned engineering office delivering technical building equipment (TGA) services across heating, climate, ventilation, sanitary (HKLS), electrical engineering, and measurement & control technology (MSR). Its four core service pillars are TGA planning and consulting, technical operations management, measurement and analysis technology (including IR thermography and 3D surveys), and HKLSE industry training. The firm serves commercial, healthcare, educational, and high-end residential projects across Austria and Germany.

Product overview

Engelmann Energiesysteme GmbH is a family-owned engineering firm (founded 1938, over 80 years of experience) providing comprehensive technical building equipment (TGA) services. The core offering consists of four main service pillars: (1) TGA Planung und Beratung - technical building equipment planning and consulting; (2) Technische Betriebsführung - technical operations management and optimization; (3) Mess- und Analysetechnik - measurement and analysis technology including IR thermography; and (4) Schulung und Training - professional training services. Additional specialized offerings include 3D surveys, due diligence, and technical expert opinions. The company also operates a subsidiary, Engelmann Data Energyneering, for data-driven energy engineering. Services span renovation and new construction across residential, commercial, healthcare, and educational sectors.

Differentiator

Problem solved

Functional benefit

Brands

• Engelmann Data Energyneering: Data energyneering subsidiary under Dipl.-Ing.Dr.techn. Rafael Engelmann, located in Vienna.

Products and services

• TGA Planung und Beratung (TGA Planning and Consulting) Integrated technical building equipment (TGA) planning and consulting covering heating, climate, ventilation, sanitary (HKLS), electrical engineering, and measurement & control technology (MSR), delivered to commercial, healthcare, educational, and residential clients in Austria and Germany. Includes pre-design planning, design planning, project planning, tendering and award support, technical project management, and acceptance and invoice verification.
• Technische Betriebsführung (Technical Operations Management) Ongoing managed service for installed technical building systems, including organization of maintenance work, constant evaluation and visualization of energy flows, and analysis and optimization of system behavior. Delivered as a long-term contract to maintain and improve building performance after commissioning.
• Mess- und Analysetechnik (Measurement and Analysis Technology) Specialist measurement and analysis service using modern infrared thermal imaging cameras and various sensors for capturing heat distribution (IR thermography), acoustics, airflow profiles, air volume measurement, thermal comfort measurement, and long-term thermal behavior analysis. Used to characterize building status quo and verify project outcomes.
• Schulung und Training (Training Services) Training and coaching services for HKLSE industry professionals, including sales training, bottleneck-concentrated strategy, personnel development, and customer orientation. Delivered by academic trainer Ing. Kurt Engelmann based on the firm's accumulated multi-generational engineering expertise.
• Engelmann Data Energyneering Subsidiary service line operated by Dipl.-Ing.Dr.techn. Rafael Engelmann delivering data-driven energy engineering services, extending the parent's TGA expertise into data-centric energy solutions for clients.

Named customers5 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

Feature4 records

Partnerships

One partnership is on record.

• Pörner Ingenieurgesellschaft mbHcoreStrategic or Co-development PartnerLong-term engineering partnership where Engelmann provides TGA expertise for Pörner's projects in Austria and internationally. Pörner is described as the largest engineering company in Austria with a vision of an engineering network with local, autonomous partners in Europe.

Scale indicators3 records

Recent moves9 records

Expansion highlights4 records

Broad incumbents

• Werner Sobek Group: German engineering consultancy specializing in structural, façade, and building services/MEP engineering for complex projects. Comparable as a German-rooted specialist engineering firm but addresses a broader building engineering scope than Engelmann.
• Drees & Sommer SE: Large German real-estate and infrastructure consultancy with substantial MEP and energy engineering capability. Overlaps with Engelmann on technical building equipment consulting and energy concepts but at far greater scale and across a much wider service portfolio.
• Gruner AG: Swiss engineering firm with MEP/TGA, structural, and energy consulting capabilities across building and infrastructure. Overlaps with Engelmann on technical building equipment and energy engineering but on a much broader and larger scale.
• ATP architects engineers: Austrian-rooted integrated design firm combining architecture and engineering (including MEP/TGA) for building projects. Comparable as a DACH integrated design practice but operates as a much larger full-service organization versus Engelmann's pure engineering office.
• HPP Architekten (Heinle, Wischer und Partner): German integrated architecture and engineering practice covering MEP, structural, and energy design for complex buildings. Comparable in the integrated-building-services space but anchored to architectural rather than engineering-only delivery.
• Sweco Group: European engineering and architecture consultancy with building services and energy engineering practices serving DACH and Nordic clients. Overlaps with Engelmann on technical building equipment and energy-related engineering consulting.
• Ramboll Group: Global engineering, architecture, and consultancy with strong building services and energy/retrofit practices across Europe. Comparable in MEP/TGA engineering service offerings and energy consulting for buildings, but at vastly greater scale than Engelmann.

Direct peers

• Amstein + Walthert AG: Swiss engineering consultancy specializing in MEP/TGA planning, building automation (MSR/Gebäudeautomation), and energy concepts for healthcare, commercial, and residential buildings. Highly comparable as an integrated multi-discipline TGA specialist serving German-speaking clients.
• Planungsgruppe M+M AG: German engineering firm focused on mechanical/electrical/HVAC (MEP) planning for buildings. Operates with similar multi-office DACH footprint and cross-discipline engineering service model as Engelmann.
• Pörner Ingenieurgesellschaft mbH: Austria's largest engineering firm and Engelmann's disclosed long-term TGA partner. Provides EPCM/process engineering services and subcontracts technical building equipment planning to Engelmann on shared Austrian and international projects. Closest direct comparable on engineering services model and DACH client base.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

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Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Engelmann Energiesysteme GmbH