In May last year, Vidyo added Juniper as an investor in its series D round that originally closed last year at $22.5m.

Alongside Chevron Technology Ventures and ConocoPhillips in the B round was Sunshine Tech, an investment company on behalf of Omar Zawawi, chairman of the Oman-based Omar Zawawi Establishment (Omzest) Group.

In October 2011, Enlighted closed a $14.2m round of financing from Intel Capital, Kleiner Perkins Caufield & Byers and Draper Fisher Jurvetson.

Crowdtilt, a US-based online service for crowd funding, has raised $12m in its series A round from a consortium including CrunchFund, backed by media group AOL.

US-based Tealium has raised $15.6m in a series C round from Tenaya Capital, Battery Ventures and Presidio Ventures.

Healthspot has raised at least $10.4m in its planned $20m series C round to fund primary care kiosks in retail pharmacies, according to its latest regulatory filing.

Alongside Pfizer Venture Investments, which led the financing, were venture capital firm New Enterprise Associates and property debt manager Alexandria Real Estate Equities.

In January, Quantance said it had raised $1.65m - now extended to $12m.

Since its debut, the company has been financed by industrial groups Marcel Dassault and Erasteel, an advanced materials subsidiary of Eramet Group that makes lanthane-based alloys, an essential element of the magnetic refrigeration technology used by Cooltech.

Stanford-backed iRhythm raises $16m series D round led by Norwest Venture Partners.