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About Us
Your partner for modern infrastructure projects in Germany
SunBau Contracting Straßen- & Tiefbau GmbH is your reliable partner for broadband expansion, road and civil engineering, and e-mobility infrastructure. We deliver fast, professional solutions for public clients, network operators, and private projects. Our focus is on durable, secure, and future-oriented infrastructures with the highest precision and efficiency
- Broadband expansion (FTTB / FTTH / FTTC)
- Road and civil engineering projects
- E-mobility infrastructure & charging points
- Individual project solutions from planning to completion
- Expert advice & professional implementation
- Precision, punctuality and quality
- Modern machinery for efficient implementation
Experience you can build on
Competence from a single source
SSince our founding in 2016 and our renaming to SunBau Contracting Straßen- & Tiefbau GmbH in 2019, we have been driving forward broadband expansion in Germany. Als erfahrener Sub- und Generalunternehmer für Partner wie die Deutsche Telekom AG As an experienced subcontractor and general contractor for partners like Deutsche Telekom AG, we focus on reliability, quality, and sustainable development. Our constantly growing team of engineers, construction managers, and specialists supports every project from planning to successful handover.
- Quality: Continuously increasing construction performance and satisfied clients.
- Speed: Doubling of capacity to over 200 km expansion in just a few years.
- Security: Approvals, documentation and construction from a single source.
- Customer proximity: Partnerships on equal terms with a focus on long-term cooperation.
Our machinery
Our expertise for modern infrastructure projects
Our modern machinery enables efficient, safe, and timely implementation of all infrastructure projects. With powerful equipment, we can implement civil engineering, road construction, and broadband projects completely from a single source – from preparation to final completion.
Selected highlights of our fleet & equipment:
- Mini and mobile excavators: CAT 301.8, CAT 302, 7.5 t to 12 t – flexible for every construction site
- HDD drilling rigs & cable pulling technology: For precise cable laying and splicing
- Trucks & transport vehicles: MAN 12 t, 18 t, 26 t, Renault DOKA, low loaders for machine and material transport
- Asphalt & compaction equipment: Rollers, rammers, vibrating plates for road construction and utility trenches
- Splicing & measurement technology: Fujikura Splice Station, Opternus measuring devices for all common measuring methods
- Blowing & installation systems: Mini and micro cables, Jakob-Thaler pipe hangers
Why Choose Us
Your experts for broadband expansion & civil engineering
At SunBau, we combine experience, precision, and cutting-edge technology to create secure and future-proof infrastructures. You can rely on quality, adherence to deadlines, and a strong team – for sustainable projects in the digital future.
