1990 Udo Interwies, a graduate in process engineering, and Hans Lebahn, a state-certified electronics engineer, set up in partnership in Karlstadt and Kitzingen.

1992 The firm, now with five staff (including MD), changes its name to ILUDEST Destillationsanlagen GmbH.

1995 Stefan Opis, a state-certified glass engineer and master of scientific glassblowing, joins the company as an additional shareholder/managing director with responsibility for sales and marketing. Annual turnover comes to around DM 770,000. With a workforce of six, work begins on expanding export business and establishing the first agencies in the United Kingdom, Ireland, Switzerland, Israel and South Korea.

1996 Annual turnover reaches DM 1,400,000.

1998 The company moves to a new common site in Waldbüttelbrunn (Würzburg district).

2001 The subsidiary i-Fischer Engineering GmbH is founded. The shareholders are ILUDEST Destillationsanlagen GmbH (45%), Dr. Hans-Eckhard Koenen (35%) and Intermass Fischer-Asia Pte. Ltd. Singapore (20%). The object of the company is the development, design as well as the sales and marketing of installations for thermal process engineering for customers in the petrochemical industry (with all sub-branches). ILUDEST manufactures the products developed, designed and sold by i-Fischer.

2002 Annual sales of EUR 2,000,000 (ILUDEST) is posted. Thirteen people are joining the company.

2003 Following its insolvency, the remaining business activities of FISCHER technology GmbH, Bonn, are incorporated into i-Fischer Engineering GmbH along with existing foreign agencies and the brands, utility models and patents well known and highly accepted by the market.

2007 Annual turnover reaches EUR 3,500,000 for the first time (ILUDEST).

2008 The company moves into premises at Dachdeckerstr. 1, Waldbüttelbrunn, owned by ILO [Interwies/Lebahn/Opis] Vermietung und Verwaltung GbR, enabling it to deliver a sharp increase in production capacity.

2009-2012 Export activities continue to expand. There are now 60 foreign agencies that represent and distribute the ILUDEST and i-Fischer products in the relevant countries as separate entities (for their own account and/or on a commission basis). Despite the pending financial and eurozone crisis, ILUDEST’s annual turnover hovers at around EUR 3,000,000.00.

2013-2014 Now, ILUDEST’s annual turnover is at around EUR 4,100,000.00.
The workforce (including part-time employees and external consultants) currently numbers 30, including two PhDs of engineering, eight graduate engineers (two holding a university’s degree, six holding a degree of a university of applied science), two graduate business economists (university of applied science), three state-certified technicians, three workers with a master’s certificate and others who have completed chamber of commerce and industry apprenticeships. The subsidiary i-Fischer Engineering is opening the new liaison office “i-Fischer Engineering América Latina” in Chile.

2015 ILUDEST takes over all shares in i-Fischer Engineering GmbH with effect as of 1 January 2015. In the course of the first half of this year i-Fischer will be merged into ILUDEST and continue its operations under the brand „i-Fischer®“, “a division of ILUDEST®”. Dr. Hans-Eckhard Koenen is joining the ILUDEST team as member of the “Engineering” division staff. Intermass Fischer-Asia Pte. Ltd. acts as ILUDEST’s exclusive agents for China, Malaysia and Singapore.



Arab Lab 2019

A few impressions from our recent participation in the ArabLab/Dubai


Season's Greetings,

Merry Christmas and a Happy New Year 2019!


Achema 2018

A few impressions taken from ILUDEST’s and i-Fischer’s recent participation in the ACHEMA exhibition 2018 in Frankfurt...


Iran Oil Show 2018

A few impressions taken from ILUDEST’s and i-Fischer’s recent participation in the Iran Oil Show 2018 in Tehran...


Arab Lab 2018

A few impressions taken from ILUDEST’s and i-Fischer’s recent participation in the Arab Lab exhibition 2018 in Dubai...


News from “Distillation Tailor Made”…

With an innovative solution again the distillation experts of ILUDEST were able to solve a very ambitious customer demand by putting into practice …