

Clients
Sempai Services
Selected Work
Darmarsklep.pl Microsoft Ads: 2.5x revenue in four months
Darmarsklep.pl
Sempai launched Microsoft Advertising for Polish drugstore Darmarsklep.pl on 1 April 2023. Official results after four months: ROAS rose from 188% to 865% and client revenue from Microsoft Ads increased 2.5-fold.
View case studyMarko.pl: scaling Google Ads after a record year
Marko
Marko is a Polish jewellery retailer. Sempai used Sempai Merchant 360, funnel-based PLA structure, and local/online connection to grow after a record 2020. Official 2021 vs 2020 results: sessions +68%, transactions +43%, ROAS 1031.29%.
View case studyGandalf.com.pl discovers Microsoft Advertising
Gandalf
Sempai expanded the Gandalf bookstore's paid media into Microsoft Advertising from July 2022. Official results: 4x larger scale at a stable CPC of PLN 0.25, with quarterly ROAS of 1316% then 1065% and over 100% higher revenues.
View case studyReviews from Google
Collaborating with the Sempai agency is incredibly smooth and professional – it's a pure pleasure. Furthermore, the work with Patrycja Markowska takes place in a wonderful atmosphere, with complete commitment and a high level of class.
A great agency that ran a promotional campaign for the Cultural Center. Excellent communication, results, final report, and the final campaign outcome. I highly recommend them!
Reviews sourced from Google
See all 12 reviews on GooglePhotos






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