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Online Advertising Services

Mediareaktori Ltd. offers web advertising expertise for a number of Finnish publishers and advertisers. Our clientele includes a number of domestic players such as Alma Media, MTV3, Kärkimedia, TS Group, Suomen Lehtiyhtymä, and KSF Media among others.

Instructions for Display Advertising

This site contains instructions and tips based on our years of experience in the field of web advertising. These instructions have been created with an emphasis on technical functionality, user experience, and advertisers’ interests.

Compliance with these instructions will facilitate co-operation between advertisers, agencies, material providers, traffickers, and publishers. Shared practices make communication easier and guarantee a good user experience.

Mediareaktori supports web advertising standards suggested by the Interactive Advertising Bureau (IAB). For more information, please visit






Mediareaktori Ltd.   |   Ruoholahdenkatu 8, 00180 Helsinki, Finland   |   tel.  +358 (0)50 344 8709   |  

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