Site here. From the "About" page:
"Nearly all of the individuals and groups listed support "Equal Shared Parenting".
We have included most Canadian groups concerned with equal parenting including men's rights, second spouses, women's groups, grandparent's and children's rights groups and related Issues.
Groups listed here without a link are known to people who have submitted the names but the groups haven't been found to have a website, or contact information."