Vehicle parts by VIEROL - We provide mobility.

VIEROL AG is an internationally successful specialist for electronic components and engine management in the automotive sector. We supply more than 50,000 high-quality vehicle parts to 125 countries on all continents. Automotive professionals rely on the product portfolio of the quality brands VEMO, VAICO and ACKOJA. The product range includes conventional vehicle parts - the heart of the automobile - from engine and transmission to emission-reducing components and modern electric and hybrid vehicle components.

Green Mobility Solutions

Repair solutions for electric and hybrid vehicles contribute to sustainable maintenance and are an important step towards an environmentally friendly future of mobility. We offer high-quality components and repair solutions specifically for electric and hybrid vehicles that help to reduce the CO2 footprint and minimise the environmental impact of road traffic. In addition, VIEROL-ACADEMY supports workshops on their way to the mobility transition with technical training.

As an owner-managed family business with headquarters in Oldenburg and branches in Shanghai, Singapore and Warsaw, VIEROL is both a developer and provider of holistic repair solutions and guarantees worldwide mobility with its automotive spare parts.












VIEROL AG awards


16 October 2023
VIEROL is committed to TuS Eversten

  The Oldenburg-based family business and automotive specialist is particularly committed to supporting social and sporting projects. As the main and jersey sponsor, VIEROL now adorns the chest of the green and white football teams of TuS Eversten e.V.. In addition to its support of the Baskets4Life initiative as a north-west sponsor and its commitment […] Read more


22 September 2023
Road to Sustainability

  Responsible and sustainable management is as much a part of VIEROL AG’s tradition as entrepreneurial action according to ethical principles. The fundamental consideration is based on careful handling of the resources available to us. Since its foundation, the medium-sized family business has been confronted with challenges such as the shortage of skilled workers, scarce […] Read more


20 September 2023
Great joy about the successful jump in donations

  The 74th Oldenburg State Tournament in Rastede once again offered a top-class programme with numerous competitions. As a premium sponsor, VIEROL once again used the sporting and social event for a special fundraising campaign. For VIEROL, success and responsibility belong together. The promotion of sports as well as the support of local institutions is […] Read more


18 September 2023
VIEROL becomes sponsoring partner of the DAV

  The automotive specialist shares its knowledge of trade and global logistics of vehicle parts with students and plans to open a seminar room on the topic of “Evolution of Mobility” at the German Foreign Trade and Transport Academy (DAV) in Bremen. VIEROL AG from Oldenburg is the new official sponsor of the German Foreign […] Read more


04 September 2023
Open Day at VIEROL Werk II

  A celebration for employees and their families On 02 September 2023, VIEROL AG’s Werk II opened its doors for a very special occasion – the “Open Day”. Numerous employees had registered with their families to take an exclusive look behind the scenes of our logistics center. The result: an unforgettable day full of enthusiasm […] Read more

We provide mobility in more than 125 countries. With leading German automotive engineering.

Success, that continues to carry us further: our three quality brands VEMO, VAICO and ACKOJA benefit from decades of experience of VIEROL AG in the international Independent Automotive Aftermarket.

Our History

VIEROL AG was founded in 1977 by Jürgen R. Viertelhaus. Since then, the Oldenburg-based company has grown continuously and become firmly established on the market as an international specialist for electronic components and engine management.

The Board of VIEROL AG - a successful company with strong leadership

Since January 1st, 2016, the family-owned company has been managed by Mirja Viertelhaus-Koschig, daughter of company founder Jürgen R. Viertelhaus.

„Our company’s success is based on the high level of commitment and the professional qualifications of our employees“

– says Mirja Viertelhaus-Koschig, CEO of VIEROL AG

Ulf R. Koschig (right), Deputy Chairman, joined the company in 1995 and is responsible for the Sales and Marketing division of the board. Since July 2019, Michael Krone (left) has strengthened the management team as Board Member for IT and Logistics.

Ulf R. Koschig – Deputy Chairman of VIEROL AG

Ulf R. Koschig has been active in a leading sales position at VIEROL AG since 1995. He has been responsible for the Sales and Marketing areas in the board since 2001. He is also the managing partner of VIEROL Asia Pte. Ltd.

„Innovation is no guarantee against failure, but without innovation failure is guaranteed.“

– Stefan R. Munz

The company founder: Jürgen R. Viertelhaus

After a professional career in the international automotive business, Jürgen R. Viertelhaus founded VIEROL AG on 31 January 1977 in Rastede, Germany. The following decades saw many significant milestones being reached that very positively influenced the development of our medium-sized family company.

Profitable, financially sound, organisationally and strategically well positioned – VIEROL AG will also continue to master the business challenges in the coming years.

Read more ›


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