Nullable Inc., dba Aware, recently raised $2.2 million in venture funding in the form of convertible debt from undisclosed investors, bring the Columbus company’s total funds raised to date to $11.1 million through five rounds, PitchBook reports.

Founded in 2014 and formerly knowns as Feedcop, Wiretap, Null Ltd, Aware provides an enterprise social security platform intended to offer security services for enterprise social networks and collaboration tools. The company’s platform provides insight and knowledge into employee sentiment and potentially harmful or inappropriate communication and enforces IT and HR policies in near real-time, offering organizations with human-centric insights to enhance employee engagement and reduce the risk of unsafe behavior on enterprise collaboration tools.

Aware is led by CEO Jeff Schumann, who co-founded the company with Matt Huber, Shawn Domer and James Tsai.