Boston-based digital currency company Circle Internet Financial has raised a Series B round of $17 million from new investor Oak Investment Partners along with Breyer Capital, Accel Partners, General Catalyst Partners, Pantera Capital, and the Bitcoin Opportunity Fund. Circle is creating tools to secure and simplify online transactions using digital currencies such as Bitcoin. Founded last fall with $26 million in total funding, Circle plans to publicly launch its consumer product later this year.

San Francisco-based online investment platform CircleUp has raised $14 million in a Series B round led by Canaan Partners with participation from Google Ventures, Union Square Ventures, Maveron, and Rose Park Advisors. CircleUp leverages the new crowdfunding rules that allow private companies to raise money from multiple investors on the internet, and has already seen over 60 startups raise money using its platform. Founded in 2011, CircleUp has raised $23 million to date and will use the new funds to improve its data and transparency tools for investors.

Palo Alto-based small business financing startup BlueVine has raised $4 million in new funding led by Lightspeed Venture Partners, Greylock IL, Correlation Ventures, Kreos Capital, and Kima Ventures. BlueVine helps small businesses manage and accelerate invoice payment to access funding more quickly and avoid taking loans. Founded in 2013, BlueVine has just launched its beta service, which it will offer to target audiences next month.

Since the last email, CrunchBase captured more than 44 rounds and $294 million in fundings... and the data keeps rolling in.