Overcoming two disastrous deals would put any entrepreneur to the test, but Brad Nathan’s private equity firm has survived. The past few months have been more thank kind to Brad Nathan: His Toronto-based private equity firm Lynx Equity snapped up a handful of companies, including social media marketing developer Majestic Media, and secured another round of debt financing from TD Bank. But never mind the latest flurry of activity. For Nathan, just to be in good standing with investors and financial institutions at all is a feat in itself, after two disastrous transactions left him with millions in debt and tainted his business reputation.