Online trading company Selfio ranks among the ten best visible heating technology vendors in the Internet

  • Efficacy of comprehensive 3U HOLDING online marketing strategy affirmed

Marburg, Germany, 21 November 2019 – Selfio GmbH, a wholly-owned subsidiary of 3U HOLDING AG (ISIN: DE0005167902), ranks among the ten most visible German online shops for heating technology. This is one of the findings of a current market research study under the title “eVisibility Heating Technology”. It was examined, which vendors show the highest visibility in the Internet. Considered were manufacturers, DIY online stores as well as generalists such as Amazon and eBay.

In the 79-page study the market research institute analyses the visibility of 285 heating technology vendors in the Internet. won an excellent seventh place in the total rankings, directly behind such famed addresses as Amazon (1st place) and eBay (2nd place) or Viessmann (6th place).

According to the market research institute research tools, the study was conducted objectively, independently and neutrally. The market researchers measured eVisibility using twelve search terms, including natural gas heating, underfloor heating, electric heating, boilers, instantaneous water heaters, radiators and heat pumps. For each search term, the top ten suppliers to be found were determined, each in the following five categories: Visibility by search hits, search notices, comparison portals, social media and the Amazon trading platform. The results from these five online categories were included in the overall ranking.

“Visibility is one of the most important success factors in the online business,” emphasizes Michael Schmidt, CEO of 3U HOLDING AG. “For this reason, we have paid great attention to efficient and highly professional online marketing at all times, both in online trading at Selfio and in cloud computing at weclapp. In the current study, ranks among the top 10 of almost 300 heating technology vendors according to objective criteria: This is solid evidence that we are among the leading German companies in this central area”.


Further information:
Dr. Joachim Fleïng
Investor Relations
Tel.: +49 6421 999-1200
Fax.: +49 6421 999-1222

About research tools:
The market research firm research tools, based in Esslingen am Neckar, is a specialist for marketing analysis, controlling and monitoring and is one of the most productive market study providers in Germany. A focus of research tools lies on the analysis of entrepreneurial marketing measures.

About 3U:
3U HOLDING AG ( has its headquarters in Marburg, Germany, and was founded in 1997. It is the operating management and investment holding company at the head of the 3U Group. It acquires, operates and sells companies in the three segments of ITC (Information and Telecommunications Technology), Renewable Energies and SHAC (Sanitary, Heating and Air Conditioning Technology). The 3U Group has successful and profitable business models based on megatrends in all three segments. It continues to expand its business activities dynamically, particularly in its strongest growth areas of cloud computing and online trading, in which it is striving to achieve leading positions in the market. 3U HOLDING AG’s shares are traded on XETRA, Tradegate and on the German regional stock exchanges (ISIN: DE0005167902; identifier: UUU).