Adjust: https://www.adjust.com/company/contact-us/

Appsflyer: https://www.appsflyer.com/contact/#contact-form

Branch: https://branch.io/contact/

Kochava: https://www.kochava.com/contact/

Singular: https://www.singular.net/about-us/contact/

AWS – Amazon Web Services: https://aws.amazon.com/contact-us/?nc1=f_m

mediasmart (Affle Iberia, S.L.): https://www.mediasmart.io/contact-us

YouAppi LTD: https://www.youappi.com/contacts/israel