Existing investors Venrock, Johnson & Johnson Development Corp., Medtronic, Advanced Technology Ventures, Lexington Capital and Frazier Healthcare Ventures have invested in a first tranche of a series D round of funding for PowerVision. The company is developing an accommodating intraocular lens. The company plans to raise up to an additional $10m as part of this $20m financing round.

With sales more than quadrupling in 2013, TigerText, a secure mobile messaging service for co-workers, has closed a series B funding. Shasta Ventures led the deal with corporate venturing units Reed Elsevier and Telus also taking part.

Toronto life sciences spin-out Xagenic closes $20m series B ahead of FDA submission.

Workflow management platform AtTask closes $38m series D with participation from University Venture Fund.

Inventus Capital Partners portfolio company, Vizury, an India advertising retargeting start-up already backed by Nokia Growth Partners, is looking to raise $20m in a series C round of funding led by its existing backer. Prior to this fundraising the company has raised a reported $11m.