Software

Marimedia Ltd. (AIM:MARI) acquired Taptica, Inc., a company which operates a mobile user acquisition platform for brands and application developers to engage mobile users.

BAE Systems plc (LSE:BA.) acquired Signal Innovations Group, Inc., a company which develops decision systems for various sensor and data types for government customers and industry partners in national security, public safety, and commercial surveillance sectors.

Twitter, Inc. (NYSE:TWTR) acquired Mitro Labs, a small password security startup.

Oracle Corporation (NYSE:ORCL) acquired TOA Technologies, Inc., a company which provides cloud-based on-demand mobile workforce management and field service management solutions for large and medium-sized enterprises worldwide.

GTCR, LLC acquired XIFIN, Inc., a company which provides health economics optimization solutions to the healthcare diagnostics industry.

First Data Corporation acquired Gyft, Inc., a company which offers a platform for managing digital gift cards from mobile phones.

Qualcomm Technologies, Inc. acquired Empowered Careers Inc., a company which develops a learning platform to engage students and faculty on various devices.

Ericsson (OM:ERIC B) acquired MetraTech Corp., a company which provides agreements-based billing, commerce, and settlement solutions.

Heartland Payment Systems, Inc. (NYSE:HPY) acquired TouchNet Information Systems, Inc., a company which provides commerce management software for the higher education industry.

3D Robotics Inc. acquired Sifteo Inc., a company which develops interactive game systems for adults and children.