GST Lighting Systems was founded in 1999 by Roberto Alegria.


Roberto started his lighting career working with Southern California’s Pro Sound & Stage Lighting. There Roberto was able to quickly learn the ropes and find out what makes for a great stage presence. Along the way he got to work with the best of the best.

Throughout Roberto’s time with Pro Sound he acquired many skills, one of which was developing the company’s international export business. He was later awarded the top salesmen of the year for 1997-1998.

With his vast experience at Pro Sound, he then decided to grow and create his own lighting empire beginning in 1999 with GST Professional Lighting Systems.

Roberto has been fortunate enough to work with some of Latin Americas top acts in Pop, Regional and Spanish Rock music with A-List artist such as: Pepe Aguilar
Mana, Los Temerarios, Jenny Rivera, Joan Sebastian, Ana Gabriel, Marco Antonio Solis.

In addition to working with A-list artists; GST has also provided lighting support for companies like: Yamaha Commercial Audio Systems Inc., Alpine Electronics of America, Discovery Science Center in addition to various top church groups throughout Southern California.




GST Lighting Systems is a top flight full service company providing:

Rentals, Sales, Complete production & Event management of lighting, video, & audio equipment.

GST is pleased to service any client of any size or scale.

We can easily accommodate intimate gatherings to full scale large venues.