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A complete provider of energy and building technology

BVT Bellmann GmbH has been one of the leading service providers for building and plant technology as well as building automation in Saarland and the entire southwestern Germany region since 1994. With extensive technical expertise and high implementation competence, the company supports commercial, industrial, and public clients in all phases of their building technology projects – from planning and implementation to long-term support.

Since 2022, BVT Bellmann has been a subsidiary of the KONZMANN Group and, together with other companies, forms the TBS (Technical Building Services) Division Region MidWest. With over 130 qualified employees across three locations and the subsidiary Elektro Röder GmbH in Losheim am See, BVT Bellmann stands for quality, reliability, and forward-looking technical solutions.

Dillingen/Saar

Offices

Subsidiaries

+130

Employees

Why Work With Us?

CONVINCED!

Get in touch – we look forward to hearing from you!
Whether you need a reliable service partner or are looking for a new professional challenge – we’re here for you.

DR. Harald Bellmann

Managing Director

Our services.
Your added value with BVT BELLMANN

Heating and thermal technology

Energy efficiency starts with the right heating solution. BVT Bellmann designs and installs modern heating systems for industry, commerce, and public buildings – individually tailored to the use, building size, and environmental regulations.

Energy-efficient heating systems for new buildings and renovations
Hydraulic balancing and control concepts
Heat generation with gas, district heating, or renewable sources

Sanitary technology and firefighting water systems

Reliable sanitary systems are essential for buildings with high demands on comfort, hygiene, and safety. BVT Bellmann relies on intelligent technology, precise execution, and compliant concepts.

Planning and implementation of drinking water and wastewater systems
Roof drainage and rainwater utilization
Design and installation of firefighting water systems

Climate and ventilation technology

Fresh air, regulated room climate, and energy-optimized air exchange – BVT Bellmann provides tailored solutions for office buildings, industrial halls, healthcare facilities, and specialized areas.

Ventilation systems with heat recovery
Hygienic air quality according to VDI 6022
Intelligent control systems for demand-based ventilation

Cooling technology

Cooling technology is a key factor in production, storage, research, and healthcare. Reliable, efficient cooling systems – tailored processes and requirements.

Planning and installation of customized cooling solutions
Process cooling and climate control for sensitive areas
Energy-saving concepts and remote monitoring

Plant and piping construction

Whether district heating, compressed air, or industrial process pipelines – BVT Bellmann offers complete solutions from a single source: safe, efficient, and tailored.

Piping systems for all types of media
Welding techniques according to the highest safety standards
Plant assembly, including pressure tests and insulation

Electrical engineering and switchgear construction

Modern buildings require high-performance electrical infrastructure. BVT Bellmann develops solutions for power supply, lighting, security, and smart building control.

High and low voltage installations
Switchgear design, construction, and testing
Lighting concepts and e-mobility solutions

Renewable energy and photovoltaics

Sustainable energy supply is a key success factor today. BVT Bellmann supports the implementation of PV systems and storage concepts – for greater independence and efficiency.

Customized planning and installation of photovoltaic systems
Intelligent storage systems and self-consumption optimization
Integration into existing energy concepts

Building automation

BVT Bellmann’s building automation offers customized, cross-disciplinary solutions for controlling your technical systems.

Cost-effective, secure, and comfortable automation for lighting to climate control
Planning, programming, commissioning, and subsequent service
Focused on comfort, flexibility, and energy efficiency

Always
by your side!

Reliable service & maintenance
by BVT Bellmann

BVT Bellmann’s responsibility does not end with the handover. Through regular maintenance, systematic inspections, and quick responses in case of emergencies, the company ensures safe and efficient operation – permanently.