President, Head of Training & Development
Rational Acoustics

Jamie has been teaching and working in the field of sound system engineering, measurement and alignment for over 30 years. He has taught more than 400 SIM and Smaart classes, for over 6,000 students, in over 20 countries on 6 continents. What he has learned in his career so far is that training classes are always a two-way street, and that anyone who understands their tools can create new and effective ways to use them.

Director of Product Management

Rational Acoustics
Since 2014 Chris has taught hundreds of Smaart classes in dozens of countries and has given lectures and presentations at multiple industry events and trade shows. When not traveling the world teaching Smaart classes, Chris manages many aspects of the Smaart product development process including feature & UI specifications and 3rd party integration development. And if that isn’t enough, he also handles user application support.

36 Degrees
Talinn, Estonia
Alex Ratmanovas is a consultant, engineer and teacher based in Tallinn, Estonia. He has been active in the field of professional audio for more than 12 years in the Baltic and Russian regions. His experience includes system engineering, live mixing for major acts, broadcast mixing of “The Voice of Lithuania” TV series, and technical production for events ranging from clubs, fashion shows, corporate events and festivals.

Sonos Libra
Thailand & Vietnam

Passionate about sound his entire life, Alfonso Martín holds a Degree in Telecommunications Engineering, with specialization in Architectural Acoustics and Psychoacoustics.

His professional experience includes audio visual designs for several acoustic consulting companies, engineering management for some of the biggest Spanish rental companies, Application Engineer for a speaker manufacturer and head of a pro audio distribution company in Thailand, until he opened his own business, Sonos Libra, in 2017.

Alfonso has extensive experience throughout southeast Asia over the past 15 years. One of his obsessions is to provide the latest technologies, products, and services, always with a strong educational backup. He and the Sonos Libra team have been pioneers in bringing some of the most widely used, world class professional audio brands to the region through their educational programs.

Airpol

Poland
Arkadiusz “Arek” Wielgosik began pursuing his life’s passion for music and sound, over 30 years ago as a musician playing in Polish metal band. But he quickly replaced the guitar with a mixing desk. Over the past 25 years he has provided sound for many famous Polish artists like Kasia Kowalska, Edyta Górniak,Ten Typ Mes, and Andrzej Piaseczny. He also worked as a mixer for many studio and TV productions. Today Arek focuses mainly on sound design, optimization and Smaart trainings.