Investors including MedImmune Ventures, push through merger of biotech portfolio companies to form Corridor Pharmaceuticals.

Two months after Toshiba backs Violin Memory, the company snaps up peer's assets.

Former corporate venture-backed Defininens sells location software to focus on healthcare.

Strategic investors have previously backed Six Apart, which has now agrred latest purchase of a peer.

US-listed energy services company Smith International has acquired the remaining shares in @Balance from fund manager Kenda Capital.

Nasdaq-listed peer Tessera Technologies has bought Siimpel, a technology company backed by multiple corporate venturing units, for $15m.

US-based media company ActiveVideo Networks, which is backed by multiple strategic investors, has acquired peer TAG Networks.

GoTV Networks, a US-based media company for mobile phones backed by two strategic investors, has bought application-development business of Hands-On Mobile.

Nasdaq-listed Corporate Executive Board has agreed to buy US-based consumer research and advisory company Iconoculture from its corporate venturing owner.

Nasdaq-listed Harmonic has agreed to buy data storage provider Omneon for $274m and give a windfall to its corporate venture backer after failing to float.