Google, Inc.
https://policies.google.com/privacy?hl=pl
Facebook, Inc.
https://www.facebook.com/privacy/explanation
Twitter, Inc.
https://twitter.com/en/privacy
LinkedIn Corp.
https://www.linkedin.com/legal/privacy-policy?_l=pl_PL
Microsoft Corp.
https://privacy.microsoft.com/pl-pl/privacystatement
Internet BillBoard a.s.
http://www.ibillboard.com/privacymanagement/
Gemius S.A.
https://www.gemius.pl/polityka-prywatnosci.html
Polskie Badania Internetu Sp. z o.o.
http://pbi.org.pl/polityka-prywatnosci/
Gravitec Sp. z o.o.
https://pl.gravitec.net/privacy-policy.html
PayPro S.A./Przelewy24
https://www.przelewy24.pl/polityka-prywatnosci
SIX Payment Services (Europe) S.A.
https://www.six-payment-services.com/classic/pl/services/legal/privacy-statement.html
Yieldbird Sp. z o.o.
https://yieldbird.com/pl/polityka-prywatnosci/
Oracle America, Inc./AddThis Services
http://www.addthis.com/privacy
Disqus, Inc.
https://help.disqus.com/terms-and-policies/disqus-privacy-policy
Invision Power Services, Inc.
https://invisioncommunity.com/legal/privacy
Poczta Polska S.A.
https://www.poczta-polska.pl/polityka-prywatnosci/
Speedmail Sp. z o.o.
http://www.speedmail.pl/speedmail_dla_prywatnosci.php
home.pl S.A.
https://regulaminy.home.pl/Polityka-prywatnosci-home.pl.pdf
OVH Sp. z o.o.
https://www.ovh.pl/ochrona-danych-osobowych/
XCHANGER Financial Solutions Ltd.
https://xchanger.io/privacy-policy/
Smartsupp.com, s.r.o.
https://www.smartsupp.com/help/privacy/
Chartbeat, Inc.
https://chartbeat.com/privacy/