Smart technical installation and service solutions for sustainable buildings

We design, install, and maintain intelligent electrical, HVAC, plumbing, and automation systems that optimize energy use, indoor climate, and long-term building performance — delivering comfortable, sustainable spaces built to last.

Reference projects

Our reference projects demonstrate our broad experience in installation and service across all types of buildings, facilities and industries. They reflect our ability to deliver reliable, high-quality solutions in projects of varying size and complexity. By taking responsibility throughout the entire process, we ensure efficient execution and long-term performance that meets both technical requirements and customer expectations.

Data center

Data centers are complex projects that require close collaboration across multiple technical disciplines. With our comprehensive offering in electrical systems, ventilation, automation, security and energy optimization, we take responsibility for the entire chain — from engineering and installation to commissioning and service.

Security

Our offer encompasses all aspects of security: access control systems, fire safety, burglar alarms and camera surveillance. We offer both separate security installations and solutions for integrated security, where we incorporate the security solution or system into other property systems.

Annual and Sustainability Statement 2025

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Read the report here

News

2026-08-31 09:01

Assemblin Caverion in Sweden establishes a new business area for data centers

Assemblin Caverion in Sweden has established a new business area to meet the growing demand for complex data center projects and strengthen the company´s specialist capabilities in sales, design, engineering, project management and coordination of technical installations and services.

2026-08-25 08:00

Assemblin signs framework agreement with Region Skåne for camera surveillance

Assemblin El has signed a framework agreement with Region Skåne regarding security installations for system integration of camera surveillance in premises and areas where Region Skåne operates. The assignment includes development, installation, operation and further development of camera surveillance solutions.

2026-07-23 08:00

Assemblin awarded security contract by Öresundskraft

Assemblin has been awarded a contract to deliver and install a new access control system for Öresundskraft in Helsingborg (Sweden). The assignment is part of Öresundskraft’s long-term ambition to strengthen security across its premises.

Intelligent installations for energy-efficient buildings

Our smart buildings integrate HVAC, lightning, and automation systems that respond in real time to occupancy and weather conditions. This ensures optimal comfort, reduced energy use, and long-term operational efficiency.

Assemblin as an investment

Assemblin is to generate a strong yield through stable financial development, with controlled risks and a sound approach grounded in business ethics and limited environmental impact.

Barkarby station

During the construction of Barkarby station, Q‑gruppen commissioned Assemblin to carry out a complete installation solution covering electrical systems, telecom, security, building automation, and monitoring control.

An aerial photo of the Abedissan building.

Abbedissan

Situated in the heart of Malmö is Vasakronan’s award-winning property Abbedissan (the Abbess), a climate-smart office building that received the City of Malmö’s environmental building award, Gröna Lansen (the Green Lance) in 2021. In its motivation for the award, the jury highlighted in particular the property’s climate-smart energy solution. The building is environmentally certified in accordance with LEED, level Platinum.

NKT

NKT’s factory in Karlskrona is one of the world’s largest facilities for the production of submarine cables. The factory, which is operated using 100-percent green electricity, has expanded its production with, among other things, a new tower, the “NKT Lighthouse”, which with its height of 150 metres above ground is Sweden’s third highest.

Contact our experts

Whether you send a brief email or call us directly, our team is ready to provide the technical solutions and guidance your project requires.