<p style="text-align:start;" size="0" _root="undefined" __ownerid="undefined" __hash="undefined" __altered="false"><span style="color:#000000">London-based startup Olsam has raised $165 million in a Series A round to buy and build Amazon businesses. The deal comes amid a rush from investors to bankroll startups that aim to roll up the tens of thousands of small brands that account for 56% of sales from Amazon’s Marketplace.</span></p>