General contractors

Use Cosuno for all your construction projects and benefit from our broad network of subcontractors and the simplified procurement process.

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construction projects already awarded on Cosuno

Logo: Aug.Prien
Logo: Eiffage
Logo: BBG
Logo: Lindermann
Logo: Gebr. Neumann
Logo: DEISEN Bau - Ideen und Technik
Logo: DEISEN Bau - Ideen und Technik

One tool for all your planning needs

Send bids with just one click, keep all communication in one place, find suitable bidders and save valuable time.

Efficient and transparent tendering process

With just one click, you can send out your bid requests. Simply select the appropriate subcontractor and add all necessary documents. You can keep track of the current status of your bid request and benefit from an efficient and transparent tendering process.

Subcontractor management and centralised communication

Our platform allows you to keep all ways of communication in just one place to make tracking all incoming and outgoing messages easier. Having everything centralised, Cosuno ensures a simple way of communication with all construction partners involved in your projects.

Centralised storage of all bids, data, and documents for the whole project team

With the possibility to store all your project-related information in one place, it is much easier for your project team to collaborate. Giving everyone access to bids and appropriate documents will simplify your ways of communication and save you time and effort.

Certified software


"Once we booked a demo with Cosuno, we immediately realised that the software was what we needed. Within three days, we were able to manage the entire manual tendering and awarding process online with the Cosuno software."

Dennis Beckmann

Purchasing manager


J. Lindemann GmbH & Co. KG

"With Cosuno, we have professionalised our projects in individual bids and bid packages: Thanks to the number of qualified bids, we can minimise price risks and form new, long-term partnerships."

Alexander Knoop



SIB Capital

"It is a big relief not having to keep composing a new email, but being able to contact subcontractors easily."

Kim Brandes



Kondor Wessels

"More automation, more transparency, fewer manual processes and thus more time for essential tasks: efficient communication on a familiar basis with subcontractors."

Andreas Paul

Purchasing manager


Gebr. Neumann

We are always available for support. How can we help you?

Would you like to learn more about Cosuno, or do you need technical support? Our experienced team will be happy to help you at any time and without obligation. We are usually available immediately.

Bastian Bornkessel

Sales Director

+49 (30) 896 778 739

Request demo

Reach out to our team and book your personal introduction to our software and how it will help you.

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