



RKR Engineering
More than just a steel fabricator, at RKR we have our own qualified engineers and project managers to ensure our services are not only completed within budget, but also on time with an emphasis and commitment to a safe, practical and certified result.
RKR Engineering offers three core services to our clients;
- Design and Project Management,
- Fabrication and Assembly,
- Site Installation and Commissioning.
Some of our major and repeat customers include the following organisations;
Sydney Trains, RMS, Transport for NSW, Rhomberg Rail, Arenco, John Holland, Novo Rail, Lend Lease, Sydney Water, Public Works, Sugar Australia, Boral, Degnan Constructions and many more.

Rhomberg Sersa Bahntechnik
Rhomberg Sersa Bahntechnik has its headquarters in Bregenz (AT) as well as locations in Zürich (CH), Essen (D) and Vienna (AT). It offers a comprehensive range of services as a main contractor and is a market leader in railway technology, project management, and construction technology. Rhomberg Sersa Bahntechnik has worked on major projects, for example “Sydhavn Metro“ in Copenhagen and is currently working in partnership with Swietelsky on planning, implementation, and commissioning the Ulm – Wendlingen High-Speed Line, which has a length of 60 km.

Rhomberg Sersa Rail Group Austria
Rhomberg Sersa Rail Group Austria, located in Upper Austria, has 70 years of experience in the railway sector behind them. In addition to services in mechanical track construction and the maintenance of track construction machines, the company Rhomberg Sersa Rail and its subsidiary Rhomberg Sersa Bahnbau offer a wide range of services in commercial track construction. Rhomberg Sersa Rail Power, a specialist for catenary systems and electrical installations, completes the extensive portfolio of services offered by the Rhomberg Sersa Rail Group in Austria. Modern machinery and well-trained employees combined with decades of know-how guarantee the highest precision in the implementation of customer projects. The group has 550 employees at six locations.

RS safetec
As a full-service provider, the RS safetec GmbH offers an almost comprehensive range of services for monitoring and communication on major construction sites.
The agile and innovative business RS safetec was founded on the pillars of two traditional companies, which bring decades of experience in pioneering major projects in the railway and construction sector. The Rhomberg Sersa Bahntechnik GmbH and the K.E.M. Montage GmbH have been joined through an expert partnership in the field of construction site support for many years.
Innovation, reliability and quality are the pillars of the RS safetec GmbH, who has maintained a high level of customer satisfaction for years, including projects such as the Brenner access line and base tunnel, Semmering base tunnel, the Wiener Seestadt Aspern project, the CEVA railway line, the new Wendlingen-Ulm line and many more.