TORONTO, ONTARIO — (Marketwire) — 07/23/12 — HAHN Investment Stewards & Company Inc. (HAHN) is pleased to announce that HAHN Managed ETF portfolios are now available to financial advisors on major RIA custodial platforms, through the Placemark UMA Marketplace® Platform."We are very pleased to bring HAHN-s proven global expertise to RIA-s through the Placemark UMA platform," said Davee Gunn, President of HAHN. "Recognizing that multiple tectonic shifts are now underway