During the 2007 - 2008 season, Mr. Bengochea appeared as Edgardo (Lucia di Lammermoor), the title role in Werther, the Duke of Mantua (Rigoletto) and Tamino (The Magic Flute.) Roles performed for Opera San José during the previous season included  the title role in Roméo et Juliette, Alfredo (La traviata) and Pinkerton (Madama Butterfly). Other 2006 engagements included the title role in Poliuto for Da Corneto Opera in Chicago. On the concert stage, Mr. Bengochea was a featured soloist in the Mozart Festival in San Luis Obispo.

During OSJ's 2005 - 2006 season, Mr. Bengochea appeared as the Reverend Parris (The Crucible), Gustavus III (Un ballo in maschera), Rodolfo (La bohème), and Don Ottavio (Don Giovanni).  Other roles performed recently include Alfredo (La traviata) with Center City Opera, Episua (Poia) with the Lewis and Clark Society of Great Falls, Montana, the title role of Ernani, Eric in the world premiere of Nosferatu, Edgardo (Lucia di Lammermoor), and Mario Cavaradossi (Tosca).  In the 2003 - 2004 season, Mr. Bengochea was seen as Don Ottavio (Don Giovanni), Kaspar (Amahl and the Night Visitors), Turiddu (Cavalleria Rusticana), Arturo (Lucia di Lammermoor), and Don Paco (Luis Alonso).  

Mr. Bengochea has performed with Opera Company Brooklyn, MCT Theater Opera, Jarvis Conservatory, Intermountain Opera, Townsend Opera, Rimrock Opera, Pacific Repertory Opera, Livermore Valley Opera, West Bay Opera, Teatro Felice, Caramoor Opera, and the Tigulio Festival Opera. During the Tigulio Festival, Mr. Bengochea studied with the famous tenor, Gianni Raimondi. 

Mr. Bengochea has won such awards as regional finalist of the Metropolitan Opera Auditions, award and prize winner of the Henri and Marie Holte and Teatro Felice vocal competitions.  He also was the third prize winner of the Internationale Societa Concertistica di Voce competition in Porto Fino, Italy.