New York—Aetna has selected Ogilvy & Mather, New York, to handle its b2b marketing, according to a report in Advertising Age, BtoB's sibling publication. According to the report, Ogilvy will be responsible for sales collateral, email marketing, newsletters, CRM, trade shows and digital marketing. The previous agency for Aetna's b2b work was G2, New York. The budget was not disclosed.