New Year’s Greetings 2021
Happiness, peace, health, prosperity, satisfaction, success
We wish you the best for Christmas
Christmas greetings, donation campaign and company holidays
In June 2020 DANGO & DIENENTHAL has successfully mastered the re-certification according to ISO 9001:2015!
Re-certification according to ISO 9001:2015
Increase service life
Why is it necessary to filter?
Virtual company run of D&D Filtertechnik & Friends
17th Siegerland AOK company run
Corpus Christi / Public holiday
We are closed on 11./12.06.2020
Pentecost
We are closed on 01.06.2020!
1 May – Labour Day
We are closed on 01. May!
Happy Easter!
Easter holidays from 10.04.2020 until 13.04.2020
Important information on handling the coronavirus
Information on handling the coronavirus
