Contact persons

PROJECT MANAGEMENT

Dipl.-Ing. (FH) FALKO TIETZ, graduate engineer and managing partner

Certified specialist for energy efficiency and certified specialist for preventive fire protection EIPOS
Expert for safety-related equipment for buildings recognised by the building authorities in the state of Brandenburg.
Since 1989, after completing his studies at the technical college in Erfurt, Mr. Falko Tietz has been working in the field of technical engineering and as an expert. He is the managing partner of the PAN GmbH and the IBT GmbH.

Phone: +49 (0)30 - 47 79 06 - 21
Fax: +49 (0)30 - 47 79 06 - 30
Mobile: +49 (0)172 - 3 91 82 48
eMail: tietz@ibtgmbh.de
 
Dipl.-Ing. CHRISTIAN BOEHLER, managing director and project manager

Safety and health protection representative according to construction site ordinance
The skilled water way constructor completed his studies as construction engineer at Cottbus University in 1994. Since then he has been in authority in general planning and project management. With additional degrees and certifications – e.g.  building legislation, energetics and structural engineering – Christian Boehler was appointed managing director in August 2010.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile: +49 (0)171 - 712 37 41
eMail: christian.boehler@ibtgmbh.de
 
MANFRED REICHHOFF, managing director and project manager

Mr. Manfred Reichhoff has been developing, preparing, and implementing various projects of complex building reconstruction and modernisation for many years. With his experience in construction supervision and management under occupied conditions – mainly in the field of facades and building technology –  he is a valuable addition to our team. Mr. Reichhoff is the managing director of the IBT GmbH.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)172 - 391 94 04
eMail: manfred.reichhoff@ibtgmbh.de
 
Dipl.-Ing. SABINE BUNDSCHUH, architect and authorised officer

Ms. Sabine Bundschuh studied architecture at the college for architecture and construction engineering in Sofia/Bulgaria. Between 1987 and 1991, she worked as a design architect at the building academy and, afterwards, she worked in the field of planning and conceptual design. She joined the PAN GmbH as an architect with authorisation to present building documents in 2000 and has been authorised officer (with procuration) of the company since 2006.

Phone: +49 (0)30 - 47 79 06 - 25
Fax: +49 (0)30 - 47 79 06 - 30
Mobile: +49 (0)173 - 704 00 43
eMail: sabine.bundschuh@ibtgmbh.de

OFFICE MANAGEMENT

 
WOLFGANG HEIMANN, assistant to the manager

The trained office administrator was employed in the administrative area of medium-sized companies, spanning various classes of business.
As of early 2008, Mr. Wolfgang Heimann has been supporting the managerial staff of IBT and has been working in the fields of business administration and organisation.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)173 - 704 00 38
eMail: wolfgang.heimann@ibtgmbh.de
 
KERSTIN EWALD, bookkeeper and secretary

Since 1995, Ms. Kerstin Ewald has been working in our company as a secretary. In addition to her proficiency in both tax law and the law of public finance, she has acquired extensive knowledge of the technical engineering application spectrum..

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: kerstin.ewald@ibtgmbh.de
 
SYLVIA BUTZLAFF, secretary

Sylvia Butzlaff works as a secretary in our company. During her vocational progression, she has exclusively worked in the field of construction services.

Phone: +49 (0)30 - 47 79 06 - 28
Fax: +49 (0)30 - 47 79 06 - 30


eMail: sylvia.butzlaff@ibtgmbh.de
 
MATTHIAS KRASSA , office administrator

The trained office administrator worked in the administration of medium-sized companies. Since autumn 2008, Matthias Krassa has been integrated in the management of IBT where he has been entrusted with business administrative and organisational tasks.

Phone: +49 (0)30 - 47 79 06 - 24
Fax: +49 (0)30 - 47 79 06 - 30


eMail: matthias.krassa@ibtgmbh.de
 
IRENE TIETZ , office administrator

Irene Tietz has been supporting our company since 2009 in office organisation and the processing of commercial matters.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
SUSANNE SAUER, office administrator

Ms Sauer, trained secretary, has been working in the construction business for more than 20 years. Since June 2010 our office benefits from her long-standing experience.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
MARLIES SCHULZ, office administrator

Ms Schulz has been working exclusively in the construction business since 2007. Since 2010 she is now supporting our team in the office department.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 

PLANNING

Dipl.-Ing. (FH) VERENA THORMEYER, planning engineer in building construction

Ms. Verena Thormeyer studied building construction at the technical college for construction engineering in Cottbus until 1989. Afterwards, she was employed as a planning engineer in an architecture and engineering firm. Since September 2007, she has been working in our company in the area of building construction planning.

Phone: +49 (0)30 - 47 79 06 - 27
Fax: +49 (0)30 - 47 79 06 - 30


eMail: verena.thormeyer@ibtgmbh.de
 
Dipl.-Ing. (FH) BIRGIT HARZ , planning building construction

Birgit Harz studied at the university of applied sciences TFH in Berlin.
Afterwards, she worked in an architecture office in the field of urban development and redevelopment in structural engineering.
She has been supporting our team at IBT since March in the planning and design sector.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
Dipl.-Ing. HELMUT TIETZ , planning building construction

Helmut Tietz studied construction engineering at the Technical University of Dresden. He can look back on a long experience in planning and construction site management of large-scale projects.
Mr Tietz has been reinforcing our planning team since 2009.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
Dipl.-Ing. (FH) MARIO HUEBNER, project manager for building services

Mr. Mario Huebner completed his studies as graduate building services engineer at the technical college in Erfurt in 1993. He then worked in an engineering firm as a planner for heating, ventilation and sanitation. In our engineering office, he is a project manager.

Phone: +49 (0)30 - 47 79 06 - 22
Fax: +49 (0)30 - 47 79 06 - 30
Mobile: +49 (0)173 - 3 704 00 35
eMail: mario.huebner@ibtgmbh.de
 
Dipl.-Ing. (FH) MARLENE HAASE, project manager for building services

The graduate building services engineer for heating, ventilation and sanitation completed a second study as a structural engineer. After that, she worked in construction companies as a planner. Since 2005, she has been supporting our planning team.

Phone: +49 (0)30 - 47 79 06 - 23
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)173 - 3 704 00 33
eMail: marlene.haase@ibtgmbh.de
 
Dipl.-Ing. ANDREAS KNOESCHKE, planning building services

Mr Knoeschke – Dipl.-Ing. since 1997 – ample experience throughout all phases of the HOAI in the field of modernisation and reconstruction of old residential building substance in medium- and large-sized building developments, experienced in German Construction Contract Procedures (VOB) is supporting our team in planning and construction supervision for building services in various projects since April 2010.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
Dipl.-Ing. STEFFEN THORMEYER, structural engineer

Mr. Steffen Thormeyer studied at the technical college for construction engineering in Cottbus until 1989. He works as a structural engineer in our company.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
Dipl.-Ing. (FH) JENS GRACZYK, structural engineer

Mr. Jens Graczyk completed his studies as a graduate construction engineer at the college Anhalt in Dessau majoring in constructive civil engineering/structural engineering in 1998. Subsequently, he worked for construction companies as a construction manager. Since mid 2001, he has been working as a structural engineer.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
Dipl.-Ing. MATTHIAS JANSSEN, landscape architect

Following his studies to become a graduate engineer for landscape planning in Berlin, Mr. Janssen has been a registered landscape architect with the Chamber of Architects Berlin since 1993. He works for our company as a landscape architect.

Phone: +49 (0)30 - 80 10 90 55
Fax: +49 (0)30 - 80 10 90 54
Mobile
: +49 (0)172 - 30 10 826
eMail: info@ibtgmbh.de
 
Dipl.-Ing. RAIK KACZMAREK, planning electrical engineering

Being a trained electrician by profession, Raik Kaczmarek studied electrical engineering in Dresden. In the mid 90's, he established his planning office and realized ambitious projects. As lecturer at the Berlin University of Applied Sciences FHTW, his expertise is very much appreciated. Since the middle of 2009, he has been working in our team as electrical planner utilizing his ample experience in the field of energy efficiency for the refurbishment of buildings..

Phone: +49 (0)30 - 30 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
JOERG BARANSKI, Elektrotechniker-Meister (master electrician), planning electrical engineering

Since his training as electrician, Joerg Baranski has continuously been occupied in the electrical engineering sector.
He qualified himself as master craftsman for electrical engineering and has been supporting our team as electrical engineering technician and planner since May.
His experiences in the construction process are a valuable contribution to our further work in construction supervision.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
eMail: info@ibtgmbh.de
 
state certified engineer ULRICH LEHMANN, structural engineer

After graduation from the Staatlichen Technikerschule Berlin as a state-certified engineer the trained plumber and gasfitter worked for several years in the field of modernisation. Since May 2010 Mr Lehmann is supporting our team as a planner for heating, ventilation and sanitation.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
ARTUR PIOTROW, planning building services

Mr Piotrow is a skilled electrician. He successfully completed an occupational redeployment as CAD-3D-draughtsman. Since May 2010 he is sharing his wide experience in the field of ventilating systems with heat recovery and heat pump heating systems with our team.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
PETRA LANGNER, technical draughtswoman

Having worked for many years in a company in the heating, air conditioning, sanitation and electrical installations sector, Ms. Petra Langner supports our team as a technical draughtswoman.

Phone: +49 (0)30 - 47 79 06 - 26
Fax: +49 (0)30 - 47 79 06 - 30


eMail: petra.langner@ibtgmbh.de
 

SITE SUPERVISION

 
Dipl.-Ing. UWE-HARALD SCHULZ, construction supervisor

The trained construction worker studied construction engineering at the university for architecture and civil engineering in Weimar. Between 1983 and 2008, he worked for various companies in the planning and site supervision sector. Since 1992, Mr. Schulz is a registered member of the Chamber of Civil Engineering Berlin and since 1995, he has the authorisation for signing building plans as ruled by the federal construction acts. Since the end of 2008, he has been supporting our planning team.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)171 - 937 85 73
eMail: uwe-harald.schulz@ibtgmbh.de
 
Dipl.-Ing. (FH) WOLFGANG HAASE, site supervisor

The trained concrete worker studied at the school of engineering for building material technology in Apolda, specialising in "pre-fabrication of building components". Mr. Wolfgang Haase has a long experience in technological processes in both residential and industrial construction.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: wolfgang.haase@ibtgmbh.de
 
MICHAEL HABERMANN, construction supervisor

Michael Habermann has been involved in the development, preparation and realisation  of a multitude of new building projects in the field of domestic construction for years. He also worked in the field of refurbishment. His experience in surveying and auditing is a valuable addition to our team. He has been working in construction supervision since mid 2008.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)173 - 704 00 18
eMail: michael.habermann@ibtgmbh.de
 
Dipl.-Ing. (FH) HORST BARENTHIN

Horst Barenthin completed his studies in 1972 as graduate engineer at the university in Rostock. The specialist engineer for welding technology required additional studies which he successfully completed in 1980. Up to now, he has worked as site manager and supervisor in the fields of civil and underground engineering, housing construction and reconstruction. In our engineering office, he supports our building inspection team.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)173 - 704 00 18
eMail: horst.barenthin@ibtgmbh.de
 
Dipl.-Ing. MARCUS HOFFMANN, site supervisor

Mr. Marcus Hoffmann studied civil engineering at the Brandenburg technical university in Cottbus and completed his studies with a bachelor degree in Dresden in 2005. He is an expert for building materials and quality assurance and works, in our company, in site supervision.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile: +49 (0)173 - 901 74 74
eMail: m.hoffmann@ibtgmbh.de
 
MANFRED KRASSA, construction supervisor

With an extensive experience (of more than ten years) in project teams, Mr. Krassa has been developing, preparing and realising diverse projects of complex building restructuring / building modernisation under occupied conditions with emphasis on construction supervision / construction management in the fields of facades and building services.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile: +49 (0)172 - 3 91 94 03
eMail: manfred.krassa@ibtgmbh.de
 
Dipl.-Ing. (FH) FREDY HINDERLAND, construction supervisor

Technical expert for damages to buildings and energy consultant.
Since 1978, Fredy Hinderland has been working in the field of residential building maintenance and, as of 1990, in project teams within the development, preparation and realization of various projects of complex building restructuring and modernization under occupied conditions. As of December 2008, he has been supporting our construction supervision team and has been working in the fields of building services and other maintenance groups.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)172 - 312 52 18
eMail: fredy.hinderland@ibtgmbh.de
 
Dipl.-Architekt BERND MACHNIK, construction supervisor

After his training as skilled construction worker, he completed his studies in 1987 at the college of art Berlin-Weissensee as graduated architect.
Between 1989 and 2008, he was employed in various companies as construction supervisor.
Since 2009, he has been supporting our team with his professional experience from the field site supervision and construction management.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail
:bernd.machnik@ibtgmbh.de
 
Dipl.-Ing. (FH) STEFAN KORNOW, construction supervisor

energy consultant
Being a plumber and gas fitter by profession, Stefan Kornow studied building and energy management until 2007 at the university of applied sciences (TFH) in Berlin.
After various jobs in the construction and planning sector, he has been working at IBT GmbH in the field of construction supervision since 2009.
Having passed his examination, he has the Energy Consultant Certificate in the crafts since 2008.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: stefan.kornow@ibtgmbh.de
 
HELMUT RUEHLE, construction supervisor

Mr Helmut Ruehle has learned the building trade from scratch and worked in the field of building services for many years in medium-sized construction companies. In our company, he is responsible for site supervision and management.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
MARTIN FELUX, construction supervisor

Mr Felux is a student at the university of applied sciences HTW in Berlin and is course-related supporting our company in construction supervision.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 
MAXIMILIAN KUEMMEL, student apprentice

Mr Kuemmel is a student at the university of applied sciences HTW in Berlin. He is in his 4th semester of the study course construction engineering.
Mr Kuemmel is doing a 3-month-internship (from March to May) at our office in the field of planning structural engineering.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30


eMail: info@ibtgmbh.de
 

SOCIAL SERVICES

 
GISELA RIECK, social services

Having worked for many years in an architecture firm, Ms. Rieck supports our team in tenant attention and social services.

Phone: +49 (0)30 - 47 79 06 - 0
Fax: +49 (0)30 - 47 79 06 - 30
Mobile
: +49 (0)173 - 609 59 71
eMail: info@ibtgmbh.de
 
 

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