Contact and About us is a service provided by GB Systems.

GB Systems is a software development and technology integration company, formed by a team of outstanding professionals in all areas involved.

In this case, we have made all the ​​developments and interfases needed for a global reach while sending SMS, through several online connections with various mobile operators worldwide, optimizing costs, resulting in a fast and reliable instant delivery Bulk SMS service.

Bulk SMS Service: Additional information request form

Please fill in all of the data. The more detail you send us, the more we can give you the proposal that best suits your needs.



Postal Address


State - Province


ZIP - Postal Code

Mobile or cell phone
Include country and city codes



Your company name

Item or activity of your company

What are your needs regarding the use of mass SMS messages?:


Other comments:


Of course, we appreciate your interest and we will contact you via email.