TRESX4 is born in 1988 in the street of the Carmen of Barcelona. Previously his founder, Albert Arbos, made repairs in his address of the Barri Gòtic.

At that time, Albert, notices the lack of an establishment specialized in wood-wind instruments in Barcelona and decides to create the TRESX4, where she offers an integral service to the musician.

Few years later, TRESX4 became the store of reference for many instrumentists.
If something defines to TRESX4 it is the bet that always has made by the quality of the instruments that chooses, independently of the fame that these have in the market.
This can be made due to the long experience that the repair shop of the TRESX4 has and to the professionalism of its personnel who meticulously chooses any instrument that is acquired.

Separate mention requires the repair shop of the TRESX4, from January 2007 is OFFICIAL TECHNICAL SERVICE BUFFET, and where Albert Arbos and Alexander Schcrem have made a work that has extended our borders repairing instruments of artists like Michael Brecker or Brandford Marsalis, Bob Berg, Gary Bartz, Maceo Parker, Frank Wess,among others. Without forgetting the long list excellent musicians, any style of our country.

From April of the 2006 a new impulse has occurred to the TRESX4 of the street of carmen extending the stock with marks like SELMER or YAMAHA to the ample fan that or disponia the store, with exclusive features like BORGANI of which TRESX4 is exclusive agent for Spain, or JULIUS KEILWERTH for Catalonia, YANAGISAWA, JUPITER, BUFFET are trade-marks that can be always found in the store in stock.

At the moment Alber Arbos has been transferred to the zone of the Ripolles where it has opened another repair shop of the TRESX4, and Fernando Moyano as in charge of store and Alexander Schrem in the factory are in charge of the TRESX4 of the street of the Carmen in Barcelona.