Bayside Capital, an affiliate of private equity firm H.I.G. Capital, has bought the Hilton Hotel in London Docklands from Pandox AB for an undisclosed price.

An undisclosed investment amount was given to Germany-based Sunfire from Electranova Capital, the clean technology venture capital fund of Idinvest Partners sponsored by EDF, and Total's venture capital arm Total Energy Ventures.

If You Can Company, a startup that created a game that teaches social and emotional learning to children, has raised $6.5 million for its Series A round ed by Greylock Partners, TechCrunch reported.

Cambridge, Massachusetts-based database firm NuoDB landed $14.2 million in a Series C funding round led by European software firm Dassault Systemes to beef up its sales and marketing teams.

Texas-based medical imaging firm Seno Medical Instruments Inc secured $34.6 million of its $39 million Series C equity funding round led by MedCare Investment Funds.

Piazza, a social Q&A platform that connects students, teaching assistants and professors, has rolled out a new recruiting tool with the help of an additional $8 million from Khosla Ventures and Bessemer Ventures in a Series B round which quietly closed last year, TechCrunch reported.

Opternative, a Chicago-based startup, bagged $1 million in seed funding from Tribeca Venture Partners and Chicago Ventures does away with the need to have an in-person eye exam, TechCrunch reported.

Lerer Ventures led the first institutional funding round for tuxedo rental business The Black Tux which raised $2.6 million to offer clients cheaper yet higher quality suit and tie, TechCrunch reported.

Tempo Telecom, a provider of prepaid and flexible communications services, received an investment from Birch Equity Partners, a private equity firm based in Atlanta, Georgia.

After the seed funding round led by Vinod Khosla of Khosla Ventures, wearable technologies startup Quanttus received a $19 million Series A round from Khosla Ventures and Matrix Partners.