Milestones of Zedler-Group

2024

At the international leading bicycle fair Eurobike in Frankfurt Dirk Zedler is jury member for the Eurobike Award for the second time after 2018.

2024

Dirk Zedler is jury member for the Cyclingworld Award at the bicycle fair Cyclingworld Europe.

2023 The Zedler-Group starts a training campaign. In the field of experts’ reports the Basic training courses as well as the Advanced training courses for different target groups (motor vehicle experts, employees of insurers and employees of the cycle industry). In the field of product safety, product liability and conformity CE workshops for individual persons of dealers and manufacturers.
2023 At the Eurobike Show, the leading global bicycle fair, the Zedler team is represented with 22 team members at their own booth.
2023 Digitalisation picks up pace. The online shop within the company website is launched: From now on, the Zedler-Group services (archival information, testing services, downloads, training courses etc.) can be ordered and paid or downloaded online
2023 “Platinum” recertification of the company building by DGNB e.V. as a climate-positive building in use.
2023 In April the Zedler-Group celebrates their 30th company anniversary with an “Open House Day”
2023 Climate certificate – Klimaprint: To compensate for the CO2e emissions caused by printing operating instructions in 2022, Zedler-Institut is planting 4,378 trees in five climate protection projects in German forests.
2023 The Zedler-Group update and present their third Sustainability Report
2022 By offering the seminar and event area, which is equipped with modern technology, for rent to external parties, the Zedler-Group is expanding their range of training courses and workshops.
2022 After passing the audit, Zedler-Institut is accepted into the select circle of German Companies for Climate Protection by the Federal Ministry for Economic Affairs and Climate Action.

2022

First own booth at the leading global bicycle fair Eurobike Show in Frankfut on the Main. All in all 31 permanent employees and up to 40 freelancers work for the Zedler-Group.

2022 Four dynamic laboratories are fully equipped. All fatigue test systems are now available multiple times. 23 frame, 10 fork, 9 handlebar/stem combinations and 5 saddle testing systems can be tested simultaneously. There are also 2 testing systems respectively for pannier racks, pedals, cranks/motors and much more.

2021

Emissions caused by logging, paper production and transport during the production of bicycle and e-bike operating instruction will be compensated from now on.

2020

Zedler-Group present their first Sustainability Report

2020

The company headquarters of Zedler-Group is certified according to the "buildings in use" system with the highest award level "Platinum" and top marks therein by the German Sustainable Building Council (DGNB). Additionally, the exemplary company building is awarded the "Climate Positive" status. This combination of both awards can be found only twice worldwide at the time of the award ceremony

2019

Since end of 2019 Zedler-Institut has been a member of BNW Bundesverband Nachhaltige Wirtschaft e.V. (formerly UnternehmensGrün e.V.). As an ecologically oriented business association, BNW is committed to an ambitious environmental and sustainable economic policy on behalf of its member companies, above all on a non-material and cross-sectoral basis. The association is politically and financially independent and recognised as non-profit organisation.

2019

Zedler-Institut is founding member of "Förderkreis Wirtschaft, Politik & Gesellschaft" (promotion circle business, politics & society) to support the work group of bicycle and pedestrian-friendly communities in Baden-Wuerttemberg (AGFK-BW), target of this association is a dialogue between institutions, politics and economy about the future of mobility

2019

Dirk Zedler is elected board member of the newly launched German cycle association "Bundesverband Zukunft Fahrrad e.V." (BVZF), target of the association of service companies of the cycle industry is to accelerate a sustainable change in mobility with the bicycle playing a major role

2019

Signature of Baden-Wuerttemberg's WIN-Charta promoting sustainable management by managing director Dirk Zedler and publication of the WIN-Charta target concept

2018

Admission as training company for the study programme International Business at Baden-Wuerttemberg Cooperative State University, Stuttgart (DHBW)

2018

Award winner "Großer Preis des Mittelstandes" (Grand Prix of Small and Medium Business) for an innovative business model and the operations management of strongly increasing the owner's capital share during an enormous growth by binding the employees for many years at the same time. The award was presented by Dr. Helfried Schmidt, Foundation Chairman of the Oskar-Patzelt-Foundation

2018

Jury member for the Eurobike Award

2018

Official inauguration of the new, energy-efficient company building and, at the same time, 25th company anniversary of Zedler.de

2018

Awarded with VSF..Ethikpreis for the trend-setting, ecologically well thought-out, new building of the headquarters in Swabian Ludwigsburg, presented by VSF Managing Director Albert Herresthal during the vivavelo conference 2018

2017

Move of GDFS mbH and Zedler – Institut für Fahrradtechnik und -Sicherheit GmbH into the new, energy efficient building with 1,500 sqm

2016

Award as Top Ten Company 2016 in the state prize for young companies of L-Bank and the German state Baden-Wuerttemberg

2016

Award as one of 5 finalists from Baden-Wuerttemberg in the competition "Großer Preis des Mittelstandes" (Grand Prix of Small and Medium Business) 2016 of the Oskar-Patzelt-Foundation

2016

Foundation of GDFS – Gesellschaft der Fahrrad-Sachverständigen mbH, date of foundation: August 1, 2016

2016

Reaching the top 20 of companies competing for the state prize for young companies in 2016 (Landespreis für junge Unternehmen 2016) of L-Bank and presentation of the company in front of the jury

2016

Starting signal for the construction of the new, energy-efficient and employee-friendly company building

2015

Dirk Zedler is elected "Hero of the new mobility" in Baden-Wuerttemberg, an award presented by the Baden-Wuerttemberg Ministry of Transport and Infrastructure. The heroic deed: Dirk Zedler's commitment for a worldwide safe use of (electric) bicycles as an eco-friendly means of transport

2015

The team increases to 19 full-time employees

2015

The Zedler-Institut test laboratory meanwhile comprises 37 static and dynamic testing systems

2015

User manuals for electric-assisted bikes made by Zedler-Institut pass through the control procedures of the 11-page check list of the market surveillance by the trade licensing offices in Lower Saxony and North Rhine-Westphalia “without initial suspicion“, i.e. successfully.

2015

User manuals made by Zedler-Institut pass the PrSG control procedures of the Swiss Council for Accident Prevention (bfu) without deficiencies, i.e. successfully.

2015

Zedler-Institut elaborate (together with the German service and bicycle association (VSF) and the German Bicycle Association (ZIV)) uniform guidelines for the parts replacement of EPACs/e-bikes 25 km/h. From then on they are checked and reworked regularly with other players of the industry.

2014

to

2023

Nomination by the City of Ludwigsburg, Volksbank Ludwigsburg and Jahnke & Hofmann tax counselling - auditing for the competition "Großer Preis des Mittelstandes" (Grand Prix of Small and Medium Business) of the Oskar-Patzelt-Foundation and

Appearance on the nationwide jury list for the "Grand Prix of Small and Medium Business", from which the award winners and the finalists for the premier are selected

2014

Finalist in the competition "Umweltpreis für Unternehmen Baden-Württemberg" (Environmental Award for Companies Baden-Wuerttemberg)

2014

Award winner "Medium-Sized Company Award for Social Responsibility in Baden-Wuerttemberg 2014" for the voluntary social commitment of the corporate management

2014

First company to take on trainees for the job as two-wheel mechatronic technician, subject bicycle, in Baden-Wuerttemberg

2014

Public appointment and swearing-in of graduate engineer Dirk Zedler as an expert for bicycles and electric bicycles at the CCI Stuttgart

2014

Introduction and commissioning of the to our knowledge first dynamic fatigue testing system for handlebar-stem systems and fork

2014

The new BCS testing system is presented. For the first time it is possible to put into figures the three essential riding behaviour parameters of a full-suspension bicycle frame with a single testing system

2014

The Technical Documentation department extends the range of languages offered to more than 36 languages

2013

A second set of three more basic zedler.de-testing systems is set up in the test laboratory

2013

Participation in the DIN committee for bicycles

2013

The German book "Die Rennrad-Werkstatt für Profis" is published in English ("Advanced Road Bike Maintenance")

2013

Sponsoring membership in VSF g.e.V., until today

2013

Zedler – Institut für Fahrradtechnik und -Sicherheit GmbH establish an educational partnership with three schools in Marbach upon Neckar

2013

More than 100 manufacturers are part of the user manual customer list of Zedler-Institut

2013

The Technical Documentation department extends the range of languages for their user manuals to more than 30 languages for customers all over the world

2013

User manuals of Zedler-Institut customers are put to the test in France. In France the EN standards (and the future ISO 4210 standard) were turned into law by decree. Zedler-Institut manuals are checked for compliance with the standards by stately authorized test laboratories in France (e.g. Pourquery, Lyon). Compliance with the standards is confirmed for the user manuals.

2013

The Expert’s Report division draws up more than 750 reports per year for courts, insurers, companies and private individuals

2013

116 bicycle/e-bike user manuals tested by the German product testers (Stiftung Warentest) (test 2013-06):
"very good" – not awarded
"good" – 6 user manuals, 5 are made by Zedler-Institut
"satisfactory" – 5 user manuals, none made by Zedler-Institut
"inadequate" – 5 user manuals, none made by Zedler-Institut

2012

Development of specific testing systems for electric-assisted bikes and commitment to German special-interest magazine e-bike – DAS PEDELEC-MAGAZIN, later MYBIKE

2012

The first newsletter is sent by Zedler-Institut to more than 1,000 specialists from the bicycle industry

2012

Professionalisation in the field of SAFETY testing services: Customers in the field of testing services obtain Zedler test seals in four categories

2012

Expansion of the test laboratory, completion and setting up of further new, dynamic zedler.de testing systems

2011

Start of the active involvement in Innovationsnetzwerk Elektromobile (innovation network electromobiles) of the City of Ludwigsburg

2011

Start of the active involvement in the program committee of Bike Development Conference, Munich


2011

Winner of the statewide competition honoring Baden-Wuerttemberg’s most bicycle friendly employer

2nd place in the national competition honoring Germany’s most bicycle friendly employer

2011

The range of languages offered by the Technical Documentation department is extended by new languages (such as Croatian and Hungarian) to all in all 24 languages

2011

Publication of the first edition of the third book "Die Rennrad-Werkstatt für Profis" ("Advanced Road Bike Maintenance")

2011

First involvement as member of the advisory committee of the German foundation for comparative product testing (Stiftung Warentest) in Berlin, from then on regular appointment

2011

Jury member for Eurobike iF Design Award

2011

Commissioning of further dynamic testing systems of the SAFETY series (fatigue and impact (crash test))

2010

The first user manual system is developed; it comprises 18 languages

2010

The German book "Die Rennrad-Werkstatt" is published in Spanish ("La bicicleta de carretera / Manual de mantenimiento y reparación")

2010

Foundation of Zedler – Institut für Fahrradtechnik und -Sicherheit GmbH
- development and construction of dynamic testing systems
- installation of production capacities for bicycle testing systems
- establishing and setting up of a large dynamic test laboratory for testing services ordered by customers from Germany as well as the whole of Europe, Asia and the USA.
In addition, this company continues the business activities of C. Zedler – Technische Dokumentation. New team members are recruited

2009

14 bicycle/e-bike user manuals tested by the German product testers Stiftung Warentest (test 2009-05):
"very good" – 4 user manuals, 3 made by Zedler-Institut
"good" – 3 user manuals, 1 made by Zedler-Institut
"satisfactory" – 7 user manuals, none made by Zedler-Institut

2009

The production capacities for bicycle test stands are expanded due to an increasing demand for zedler.de test stands by customers in Germany, Europe and Asia

2009

Start of the cooperation in the program committee of the German Association for Materials Research and Testing (DVM)

2009

Recruitment of the 10th full-time team member

2008

The range of languages offered by the Technical Documentation department is extended to 16 languages (among others Arabian, Chinese simplified and traditional, Japanese, Korean)

2008

The Expert’s Report division draws up more than 400 reports per year for courts, insurers, companies and private individuals

2007

Zedler archives comprising data on department store bicycles exceed 10,000 data sets

2007

Appointment of Dirk Zedler as a voluntary examiner into the board of examiners "bicycle technician" of the CCI Stuttgart region

2007

Re-equipment and enlargement of the test laboratory of Delius Klasing-Verlag (Europe’s leading bicycle magazines) with zedler.de test stands

2006

For the first time active as lecturer in the master class at Bundesfachschule für Zweiradtechnik (federal school for two-wheel technology) in Francfort, from this year on annual activity as lecturer up to and including 2019

2006

A new frame testing system measuring comfort is developed and introduced thus changing bicycle development

2005

Foundation of the partner company Claudia Zedler – Technische Dokumentation
From now on this branch of Zedler-Group is in charge of the development of user manuals for bicycles and accessories

2005

The German book "Die Rennradwerkstatt" ("Road bike Maintenance and Repair Manual") is published in French and Dutch

2004

First company in Baden-Wuerttemberg to take on trainees for the job as bicycle mechanic

2002

Publication of the first edition of the second book “Das Rennrad im Selbstaufbau” (How to assemble your road bike by yourself)

2002

Extension of the Zedler test laboratory by further test stands: Test stand frame precision, test stand hardness

2001

Recruitment of the first full-time team member

2001

The first edition of the first German book “Die Rennradwerkstatt” (Road bike Maintenance and Repair Manual) is published and becomes one of the most successful bicycle repair books on the market

1999

Further lectures at various industry shows and events

1998

Lecture at the industry show fahrrad.markt.zukunft. Issue: Instruction – product safety

1997

Development and use of zedler.de testing systems for the testing of bicycle frames made of carbon involved in accidents for the drawing up of expert’s reports

1997

Intensified commitment to the media; consultancy contract with the market leading German cycle magazines BIKE, FREERIDE, TREKKINGBIKE and TOUR of the German publishing house Delius-Klasing Verlag

1996

Lecture at IFMA (International bicycle and motorcycle show). Issue: Bicycle safety

1995 / 1996

Participation in the DIN committee for bicycles

1995

Work upon order: Concept, photography and texting of the trend-setting user manual for the second largest purchasing association for bicycles in Germany

1995

Recruitment of the first part-time team member

1994

Construction of the first bicycle test stands for TOUR – Europas Rennrad-Magazin Nr.1, sparking off the stiffness tests for sports bicycles. Coining the term STW (stiffness-to-weight-factor)

1994

Dirk Zedler starts cooperation with Europe’s most important bicycle magazine TOUR – Europas Rennrad-Magazin Nr.1

1994

Public appointment and swearing-in as an expert for bicycles at CCI Stuttgart

1993

Foundation of Ingenieur- und Sachverständigenbüro für Fahrradtechnik in Ludwigsburg

1991

Employed business manager of a large cycle shop specialising in triathlon and road bike customers

1991

Completion of Dirk Zedler’s studies as graduate engineer

1989

Thesis on carbon

1987

Construction of the first disc wheel cover made of GRP. These disc wheels were good enough to win, among others, European and German championship races

1985

Dirk Zedler’s first triathlon. In the following years: numerous triathlon and road races until 2010

Starting
from 1984

Studies at the University of Technology Karlsruhe, automotive and product engineering

1983

Allgemeine Hochschulreife (German university-entrance diploma)
At the same time training as car mechanic in the company of his parents (driving school), without certificate