Group's history

The milestones of adesso AG at a glance

Milestones of company development

Over 20 years after its foundation, adesso is still one of the fastest-growing large IT companies in Europe. The company's future development should continue to be characterized by above-average organic growth rates. The targeted acquisition policy will be continued. We consider the following milestones worth mentioning in the growth story to date:


  • Further internationalisation by founding adesso national companies in the Netherlands and Hungary
  • adesso records highest license sales of a quarter with the in|sure product family for the insurance industry with more than 9 million Euros
  • Conversion to a European Company (Societas Europaea/SE)


  • adesso is again the best employer in the category of large companies in the ITC sector
  • Number of employees increases to more than 3,200
  • adesso founds national companies in Spain and Bulgaria


  • adesso celebrates its 20th anniversary
  • adesso acquires UnitCon GmbH as strategic reinforcement of the subsidiary ARITHNEA in the area of SAP Customer Engagement, Business Analytics and HANA
  • adesso receives major order worth around 21 million euros for the development of a new software system in the healthcare sector
  • For the first time, adesso generates more than 300 million euros in sales


  • adesso AG is taking over Smarthouse Media GmbH to supplement the existing banking portfolio and is rapidly expanding the customer base of this core industry
  • At Great Place to Work, adesso achieves first place among companies with more than 1,000 employee for the first time, making it the best employer in the ITC industry in Germany
  • adesso focus its own portfolio around the in|sure product family in adesso insurance solutions GmbH
  • adesso launches regional expansion with four additional locations in Germany


  • adesso has increased its holding in PSLife GmbH to 100 %, thereby strengthening its position as a provider of software solutions to the insurance industry
  • adesso has successfully completed the largest takeover in its history, the acquisition of the Swiss company Born Informatik AG, which has 120 employees
  • Number of employees increases to more than 1,500


  • For the first time, adesso has taken over an entire core technical process on behalf of a customer using a new process for structuring and automatically evaluating damage claims (HCM) that was developed in-house
  • adesso wins major project for the development and introduction of a new application landscape at INTER Versicherungsgruppe
  • Decision to develop the existing PSLife life insurance solution into a complete, modern suite of products for the whole insurance industry


  • adesso hosting services GmbH and adesso Transformer GmbH begin operations
  • adesso expands to Turkey and founds another adesso subsidiary based in Istanbul


  • Third award in three-times participation:„Great Place to Work“
  • Purchase of majority in e-business specialist ARITHNEA GmbH with over 100 employers and a turnover of 10 EUR million
  • Number of employees increases to more than 1.000


  • For the first time, adesso generates turnover of over 100 EUR million
  • Market launch in the USA and opening an office in Boston
  • Start to strengthening the product business through targeted investments


  • Repeatedly awarded: „Great Place to Work“
  • Acquiring a controlling interest in GmbH in order to reinforce the service portfolio for the utilities sector and in SAP-technologies
  • First dividend payment


  • Accessing the Austrian market by acquisitions and formation of adesso Austria GmbH
  • adesso is listed among Germany's Top 20 IT consultancy and system integration companies (Rank 18 in Lünendonk Survey 2010)


  • Award: “Top Job” as top employer
  • adesso AG reports with about 5 million euros one of the highest order volumes for a single project in the history of the company
  • Number of employees increases 500


  • Reverse IPO via merger with BOV AG
  • Acquisition of Sitgate AG (merged to adesso AG in 2010) for expanding consulting services in the sector of IT-Management
  • adesso expands with new offices in Switzerland, Luxembourg and the UK
  • Increasing internationalisation of the project business with contracts from Russia, Spain and Luxembourg
  • adesso celebrates its 10-year anniversary


  • Expanding into the healthcare sector by acquiring a controlling interest in gadiv GmbH


  • Award: “Germany’s Best Employer”


  • Number of employees increases 200


  • adesso reorganised as an AG (corporation)
  • Number of employees increases 100


  • First project for the lottery industry
  • Enters into the product business, founded companies now operating as e-Spirit AG and adesso mobile solutions GmbH


  • First project for the insurance industry


  • Founded as adesso Beratungsgesellschaft für Software-Prozeß-Management mbH in Dortmund

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