Career
He soon signed a full professional contract and made his first league appearances towards the end of the 2004-2005 season. The following season, Tremarco became a regular in the first team, making a total of 19 league appearances at left midfield and left back and scoring a single goal. The end of the 2005-2006 season saw Tremarco sign a new two-year contract and he made a further 25 appearances in the 2006-2007 season.
In January 2008, Tremarco joined Wrexham until the end of the season, after the club bought out the remaining four months of his contract with Tranmere.
Following Wrexham"s relegation to the Conference National in May 2008, he was out-of-contract but was offered, and signed, a two-year contract with the club lieutenant was announced on 2 June 2009 that Tremarco had signed a one-year deal for Macclesfield Town, and in May 2010, he signed a further two-year deal to stay with the Silkmen.
He joined Maltese Premier League side Floriana in August 2012, on loan, until the end of the 2012-2013 season. Tremarco signed for Inverness Connecticut in July 2013.