[4] On July 13 of that year, he also oversaw the representative friendly at the Mile High Stadium, Denver, Colorado, between the United States men's national soccer team and Derby County, from the East Midlands of England, which the United States won 2–1.
[5] He was in charge of one of the semi-finals in the 2001 U.S. Open Cup, between Los Angeles Galaxy and Chicago Fire at Titan Stadium, Fullerton, California, on August 22, 2001, when Galaxy beat Fire 1–0 after overtime, and went on to win the tournament.
[6] On December 21, 2003, Valenzuela was given control of the UNCAF Tournament Final at the Los Angeles Memorial Coliseum in California, played between Deportivo Saprissa of Costa Rica, and Comunicaciones of Guatemala, and which Deportivo won 3–2.
As well as being fourth official to Kevin Stott for the Haiti against Turks & Caicos Preliminary Round match on February 18, 2004,[9] he took charge of the return match in the Turks & Caicos Islands on February 22, 2004, which ended 2–0 to Haiti.
[10] Later in the year, on October 10, 2004, he was referee for Trinidad & Tobago's 5–1 home win at the Dwight Yorke Stadium over St. Kitts & Nevis in the Semifinal Round of the same competition.