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General Information


Mauerstr. 79
Berlin, 10117, DEU


Venture Round, 6/2008
HV Holtzbrinck Ventures



MyHammer is an online marketplace and directory which facilitates homeowners finding tradesmen and vice versa. Customers can search the directory or post their job in the market place and wait for tradesmen to quote online. The service is free for homeowners and tradesmen pay a small fee on jobs they are awarded. Tradesmen are rated based on the quality of the work they do allowing them to build a national profile. This allows homeowners to find reliable builders and builders to find quality job leads.

The company was founded in 2005 and operates in Germany, The United Kingdom and Austria. There are around 1.5 million users of which 250,000 tradesmen and MyHammer claims to be the market leader in Europe.

There are approximately 70 employees at the head office in Berlin and these include Markus Berger-de Leon who is the acting CEO. He was previously the CEO of StudiVZ and the managing director of Jamba (now Fox Mobile). Gerrit Mueller is the COO and General Manager of international business. Previously, Gerrit was the Senior Director of mobile products at Yahoo in London and worked for eBay Germany where he helped launch the first eBay mobile market place. Jan Seidler is the CTO and also worked for eBay as the head of product strategy.

Recent Milestones

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    My-Hammer — MyHammer wins 'Deloitte Technology Fast 50' award (10/1/10)
    Posted 11/4/10 at 2:41am via
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    My-Hammer — Markus Berger-de León becomes CEO, Gerrit Mueller becomes CTO / GM Intl. (8/1/10)
    Posted 11/4/10 at 2:41am
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    My-Hammer — MyHammer becomes the sponsor of Five's 'Cowboy Builders' (4/1/10)
    Posted 11/4/10 at 2:41am
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    My-Hammer — Winner of 3rd place for German ‘Internet Award’ for ‘Best Internet Companies’ (11/1/08)
    Posted 11/4/10 at 2:41am
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    My-Hammer — Jan Seidler joins MyHammer as CTO (7/1/08)
    Posted 11/4/10 at 2:41am
  • Dollar
    My-Hammer received $3.2M in Venture Round funding. (6/17/08)
    Posted 5/23/09 at 3:18am
  • Check
    My-Hammer — MyHammer UK is launched (5/1/08)
    Posted 11/4/10 at 2:41am



My-Hammer screenshot
Above: MyHammer Homepage
Uploaded: 11/12/10


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Last Edited 3/22/13

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