Mattamy Asset Management (MAM) is an asset manager focused on building a diversified portfolio of investments across geograph ... ies, asset classes and the spectrum of risk and return. Mattamy Asset Management is the parent company of Mattamy Homes Canada and Mattamy Homes U.S., which together make up the largest privately held homebuilding platform in North America. The company is committed to achieving the best-possible long-term risk-adjusted returns for its clients and functioning as a socially responsible corporate citizen. read more