The sawmill of the Klausner Group process exclusively coniferous timber, such as spruce, pine, larch, and fir. Klausner is a dependable supplier for the wood-processing industry. Customers include companies in the glued-laminated wood and solid wood panel industries, planer-mills and manufacturers of engineered lumber as well as distributors, retailers and home-centers.

The high quality of products from Klausner is guaranteed by continual quality-control checks. As early as 1993, Klausner Holz Thüringen began offering education and training in accordance with the British Standards. Since then, the company has expanded its employment of such qualified inspectors and is certified for the standards in various countries around the world.