Public procurement: Simple, fast & secure by invoice!


Purchase on invoice
No advance payments necessary. You pay conveniently upon receipt of the goods and enjoy a payment term of either 14 or 30 days, according to your wishes.

Flexible ordering options
Decide for yourself whether you want to order quickly in our web store, conveniently by e-mail or via common electronic procurement systems (eProcurement).

Support for tenders
Our experienced team actively supports you in the preparation and submission of legally compliant offers for your tenders, taking into account all relevant criteria.

Exclusive frame contracts
Benefit from individual conditions and simplified ordering processes by concluding a framework agreement.

Guaranteed fixed prices
No hidden costs or subsequent price adjustments. With etree you get full planning security and transparent prices.

Personal contact
Our experts have many years of experience in supporting public sector clients and will provide you with competent support for all questions.