In 2005 Glenn was announced as one of the finalists for Australian of the Year - Local Hero category.
Glenn was heavily involved in the development of schoolboy footballers in the Penrith District as a coach and manager in the 1960s & 70s.
In 1984 he introduced the first Joint Secondary Schools' TAFE courses, whilst Deputy Principal at Warren Central School. These courses, which enabled student to concurrently study at both school and TAFE, became part of the state-wide curriculum in NSW high schools.
During 1998 alongside business leader, Mr Darryl Pike, Glenn introduced the Business Education Foundation at Plumpton High school. This program gave students an insight into the business world and received significant state-wide recognition
Glenn also introduced the Young Mothers in Education program at Plumpton High in 1990. This program encouraged young pregnant girls to continue their education and live their dreams. This program has received world-wide recognition and much media attention over the past 15 years.
In 2003, a four-part documentary series was released by the ABC, entitled Plumpton High Babies. This series received huge public applause and led to much public debate over the subject of teenage pregnancy.
Glenn has been recognised throughout his life, some of which are:
- 2003 NSW Community Father of the Year Award
- 2004 recipient of OAM in Queen's Birthday Honours List
- 2004/2005 nominated for Australian of the Year
- 2005 National Australia Day Council's Local Hero (Metropolitan NSW) Award
- 2006 Awarded Father Chris Riley’s “Youth off the Streets”, ‘Shine’ Community Award