ECOLINE Holzsystembau GmbH & Co. KG is a German company serving the German market, operating under ECOLINE Holzsystembau GmbH & Co. KG and active since 2016.

The company focuses on modular buildings, prefabricated room systems and commercial or public-space solutions. Its services are centred on planning, production, delivery and assembly of repeatable building units for organisations that need practical space quickly. The company suits projects where a natural building style, energy-aware choices and a comfortable indoor atmosphere are part of the brief.