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  • About Siinda
    • Siinda Board and Team
    • Siinda Network
    • Membership Packages
    • Siinda Awards
    • Photo/Video Gallery
  • Members
    • Member Resources
    • Member Directory
  • News
  • Siinda Experience
    • Upcoming Events
    • Past Events
    • Podcasts
    • Blog
    • Become a Speaker
  • Siinda Institute
    • Startup Success Program
  • Initiatives
    • B-side
  • E-shop
  • Contact Us
Katja Andresen

Katja Andresen


Company

Heise & Dumrath GmbH & Co. KG

Businesses and citizens depend on reliable basic data, addresses and telephone numbers in everyday life. As a publisher, we offer modern information services in directory media online, mobile and printed. This is how contacts are created from person to person: professionally and privately. We mediate precisely between buyers and suppliers. The high-quality information content of our branded products and their clear structure form the basis for your advertising success. With a very high frequency of use of our media, we increase your advertising success - with us you can reach your customers. Our cross-media possibilities in the directory media and online portals form a promising offer for targeted advertising, because we can combine individual advertisements, websites and tailor-made online marketing. Reliability and flexibility are our top priority. Whether in print, online, mobile or app, whether on a local, regional, national or international level, we reach your target group with systematic advertising!

Siinda HQ:
Gotthardstrasse 55CH-8800 Thalwil, Switzerland

Registration: CH-020.6.000.463-8

Swiss VAT: CHE-101.090.265 MWST

Search and Information Industry Association, z.ú.

Na Perštýně 342/1, Staré Město, 110 00 Praha 1, Česká republika

IČ: 117 40 973

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