Integrated solutions for the secure & efficient operation of digital infrastructures
Your contact partner & locations in North America
To provide high class customer satisfaction in North America, Rosenberger Site Solutions is the point of contact for FTTA and data center solutions for the American market within the Rosenberger Group. Rosenberger Site Solutions, based in Lake Charles, LA, is active in the American Market since 2007. We offer on-time delivery throughout North America from nine fully stocked Rosenberger locations:
- Lake Charles, Louisiana
- Dallas, Texas
- Charlotte, North Carolina
- Salt Lake City, Utah
- Corona, California
- Aurora, Colorado
- Joliet, Illinois
- Mississauga, Ontario, Canada
- Calgary, Alberta, Canada

Your experts in fiber optic connectivity - for more than 30 years
Since 1991 Rosenberger has experience with data center projects of all sizes: from 100 to 100,000 square feet of IT space. That is why we can state without exaggeration that we know exactly what challenges and risks arise when cabling a data center. As an integrated solution provider, we have profound expertise in developing and producing system solutions for data centers. We offer outstanding performance, top quality and value, direct from the manufacturer. Always focusing on our customers. Production at our plant in Mexico, and warehouses across America, allow us to meet short lead times.
Efficient data center solutions direct from the manufacturer, offering outstanding performance and top quality.
Customer-specific system solutions combined with a project-oriented production and logistics.
thanks to production at our plant in Apodaca Mexico and warehousing across North America.
9 locations across North America to serve you with site kitting and Contractor "Will call" Services available.
Successfully implemented projects - Thats what our customers say
"We appreciate Rosenberger OSIβs short decision-making paths, rapid service provision and operational flexibility. Rosenberger OSI supported us so well with its expertise and proposed solutions that our everyday work was made a lot easier."
envia TEL GmbH
"...That is why we only choose to work with partners and suppliers that can guarantee high quality standards and innovative solutions, such as Rosenberger OSI."
Elmec Informatica S.p.A.
"Despite the sometimes somewhat critical conditions in the installation environment, the Rosenberger OSI team has implemented our specifications in an exemplary manner..."
Tennet Holding B.V.
News & Media
05/08/2026
Key Takeaways from Data Centre World Frankfurt Fibre Optics That Keeps Up with AI
Maximise Space, Minimise Footprint
Speed & Agility at Hyperscale
04/28/2026
Data center infrastructure: Ready to meet all needs Creating the necessary technical basis
Future-proof distribution solution
Services from a single supplier
04/14/2026
Avacon implements flexible colocation data center using infrastructure from Rosenberger OSI The focus of the project was on implementing a flexible cabling solution that can adapt to diverse and often unpredictable customer requirements.
03/30/2026
Why MMC is not a replacement but the perfect complement for hyperscale data centers New connectors such as MMC are not a disruptive one-size-fits-all solution, but complementary building blocks within a scalable fiber-optic ecosystem.
About Rosenberger OSI
Since 1991 Rosenberger Optical Solutions & Infrastructure (Rosenberger OSI) is a recognized expert for fiber-based connectivity, cabling solutions and infrastructure services in the areas of data centers, local area networks, mobile networks and industrial applications. As an integrated solution provider we have a profound expertise in developing and producing system solutions for communication networks. Our comprehensive service offering enables the secure and efficient operation of digital infrastructures. That combination, along with our strong customer focus as well as being integrated in the worldwide operating Rosenberger Group, is unique and makes us a strong partner in the global market.
1991 founded
800 employees
> 6 Mio. assembled fiber ends per year
> 500 international customers



