Carbonite Eyes $122M IPO, Plexxi Nabs $20M, Ambient Hits Nasdaq, & More Boston-Area Deals News

Plenty of New England startups across IT and biotech sectors inked investments from area venture capitalists this week.

—Interactions, a speech and customer service technology developer of Franklin, MA, nabbed $12 million in a deal led by Sigma Partners. Interactions said it will use the money—which also comes from North Hill Ventures, Cross Atlantic Capital Partners, and Updata Partners—to support its customer base, expand its market presence, and invest in new technology.

—Natick, MA-based medical device developer Boston Scientific (NASDAQ:BSX) revealed its plans to repurchase about $1 billion in common stock. The announcement came alongside other details from its Q2 earnings report.

—Stealthy Nashua, NH-based networking startup Plexxi pulled in $20 million in a Series B round, led by Lightspeed Venture Partners. Existing backers Matrix Partners and North Bridge Venture Partners also put money into the round, which brings Plexxi’s funding total to $28 million.

—Boston-based online data backup firm Carbonite indicated in an SEC filing that it plans to raise as much as $122.2 million in an initial public offering, up from the $100 million it first estimated in May. The company expects to sell 6.25 million shares, plus 937,500 additional shares for underwriters (as an option), at $15 to $17 per share.

—Pathogenetix, a Woburn, MA-based firm developing biodefense and diagnostic technologies, snapped up $4 million of a potential $9.5 million equity round, according to an SEC filing.

Beacon Endoscopic of Newton, MA, inked a $5 million Series B financing from Boston- and London-based MVM Life Science Partners. The medical device startup also said it took in new money from existing angel investors.

—Newton-based Ambient, which makes technology for utilities to run smart grid applications, is expected to start trading on the Nasdaq today under the symbol “AMBT.” It previously traded on the OTC Bulletin Board.

—Knome, a Cambridge, MA-based personal genomics company, pinned down $5 million of a targeted $20 million equity offering.

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