Complex sentence: Within the Presbytrerian Church in Canada, he is now a "Minister in Association" with Knox Waterloo; he was co-ordinator of the "Celebrate 125" festivities in 1999-2000.
Split into simpler sentences: Within the Presbytrerian Church in Canada, he is now a "Minister in Association" with Knox Waterloo. He was co-ordinator of the "Celebrate 125" festivities in 1999-2000.