+55 (19) 3272-5199

Since 1976 offering professional audio solutions for sound reinforcement, live recordings, special projects and digital intercom.


No matter where your event is located, in a stadium or in a hotel room, Loudness Sound Service has the right equipment to handle any kind of event configuration.

One thing that really sets us apart is the quality of our technical team of highly qualified, multilingual professionals. Committed to always providing great service, we hold on to customers, making sure that everything goes perfectly at their events.

Equipped with the state-of-the-art in line-arrays, consoles, wireless microphone, backline and technical intercommunication systems, Loudness Sound has the capability to handle all requirements of major shows, concerts, corporate events, exhibits and sports events.

Partnering with major brands, such as L’acoustics, Harman, Sennheiser, Digico, Yamaha and others, Loudness Sound offers the best possible equipment for your event.


Our engineering and installation team is capable of delivering quality than is only made possible by our many years of experience with the most challenging audio and video designs. Many examples of our work can be found throughout Brazil and abroad.

Our engineering team will supervise the whole project, from the scope definition phase through the creation of construction designs, equipment installation and testing, documentation, training and commissioning. We provide continuous support, carefully monitoring every stage of your project.

Our customers are the focus of our business. At Loudness AV Projects, we ensure our customers’ satisfaction from the beginning of their project to delivery of the installed system, undergoing periodic system monitoring after its installation.

When you work with us on a project, our engineers will design a system that is able to properly meet your needs, taking each of your project’s characteristics into consideration. We are thus able to provide the best solutions at lower rates than any other company in the market.

Our goal is to maximize quality and performance, minimizing waste in equipment and labor. Customers working with our development team can be sure that they are not only getting the best value for their investment, but also peace of mind by knowing that just one company will be responsible for the final outcome of the project.


Great artists look for ways to immortalize their works, and Loudness Recording offers such artists a unique experience by recording their shows at the highest quality on latest generation equipment.

No matter the platform, we working with recordings based on analog, digital or combination structures, always endeavoring to meet the specifications recommended by recording professionals.


Every event has different teams handling different disciplines, such as audio, video, scenic lighting and technical production. How to integrate all of these professionals? With technical intercommunication!

Partnering with Riedel Communications, Loudness COMM furnishes a complete technical intercommunication structure capable of meeting any need. With a technical team that can interpret your technical needs and design the most appropriate system, we can offer a complete wired or wireless technical communication infrastructure for your event.