About Global Publishing Solutions Ltd: GPSL is an authorized partner for resale of PTC Arbortext Advanced Print Publisher (APP) also known as Advent 3b2. GPSL (Global Publishing Solutions Ltd) helps you organize and streamline structured and unstructured data. We supply publishing software for clients in demanding environments like aerospace and defense, technical, legal, STM, pharmaceutical, manufacturing, and financial. We are also authorized to deliver training and counseling for PTC Arbortext.