Montréal’s Vantrix Corp., a provider of message and video bandwidth optimization software, has raised US$4.5 million in debt financing from NXT Capital’s venture finance group. In December 2012, Vantrix raised US$13.5 million in Series D financing from venture capital firms Summerhill Venture Partners, JK&B Capital, Tudor Ventures, BDC Venture Capital, Innovacom and Entrepia Ventures.

Viewfinity, a management solution provider, has secured $8.5 million in C-round funding from Longworth Venture Partners, Giza Venture Capital and JK&B Capital. Viewfinity plans to expand its sales and marketing organization, increase its penetration in EMEA and further build its product offering. PRESS RELEASE Viewfinity, the innovator of privilege management solutions, today announced $8.5 million [...]

Big data software maker Splunk floated shares at $17 this morning, and they are presently trading at $32.01, an 88.3% rise. The San Francisco company priced them above its anticipated $11 to $13 range and raised $229.5 million.

S.E.A. Medical Systems said Wednesday that it has closed $3 million in series B round with JK&B Capital. David Kronfeld, JK&B Capital’s chairman, and Barry Dickman, of Quantum Technology Partners, have joined S.E.A.’s board.

San Francisco-based data analytics company Splunk Inc. has filed with regulators to raise up to $125 million in an initial public offering, Reuters reported Friday. The company, which has raised money from August Capital, Ignition Partners, JK&B Capital and Sevin Rosen Funds, said it will use proceeds from the IPO for acquisitions and technology investments. In a preliminary prospectus, the company said that Morgan Stanley, Credit Suisse, J.P. Morgan and BofA Merrill Lynch were lead underwriters to the IPO, Reuters wrote.

BakBone Software Incorporated will purchase ColdSpark, a provider of email infrastructure platforms, for $15.938 million. ColdSpark is backed by JK&B Capital, a Chicago-based venture firm that targets the communication industry. Press release: BakBone Software Incorporated (Pink Sheets: BKBO), a global provider of heterogeneous integrated data protection solutions, today announced that it has completed the acquisition [...]