Mirek Porosa will enter his 18th season as head coach of the Ryerson Rams men's volleyball team in 2012-13. During his time at Ryerson, Porosa has elevated the profile of the program, taking it from the bottom of the standings and transforming it into a contender.

In 2005-06, he became the first Ontario coach in history to be selected CIS Coach of the Year after guiding his team to a 18-2 regular season record and its first appearance in the OUA championship. He is also a two-time OUA Coach of the Year (1995, 2006).
                                                                                                                       
Porosa began coaching in 1984 at the University of Poznan in Poland where he also earned a Master's of Physical Education degree. During his 24-year coaching career he has coached both professional and semi-professional teams on four different continents.

In 1994, Porosa led Ontario to a gold medal at the NTTC championships in Sherbrooke, Quebec and also served as an assistant coach with the Canadian Junior National team at the NORCECA championships in Puerto Rico. In 2005 and 2006, he served as the head of delegation/assistant with both the Canadian Men's senior and FISU National teams.

Porosa is also a very successful beach volleyball coach. In 2000, he led the Canadian Junior team to a gold medal at the Sydney Youth Olympics in Australia and to a ninth place finish at the World U21 Championships in Lavande, France. In 2002, he coached teams comprised of his son Lukas and daughter Natalia each to two consecutive gold medals at the Canadian National Beach Championships in Wasaga Beach and Quebec.

As a player, he has sixteen years of national and international experience, mostly in Poland's first division. In 1981, he won a special achievement award recognizing him as the top setter in Poland.