The funding round was backed by Mercia and Foresight through the Midlands Engine Investment Fund alongside private investors.
"The world of work is changing, with many people working remotely and using video calls or emails to communicate. WorkBuzz helps companies to navigate these challenges and build great cultures. Our vision is to improve the working lives of 1 million people, and this investment round will help us to make it happen sooner."
The Belfast-based wearable technology company secured the backing of QUBIS and Techstart Ventures.
"AntennaWare’s patented technology can greatly increase the range and reliability of wearable wireless devices they are integrated into. The wearable devices can transmit further, with less dropouts and using less power, which helps facilitate applications thought previously impossible for medical monitoring, sports and fitness, wireless audio and wireless proximity detection."
Frontier Development Capital led a £2m debt investment to support the global rollout of immersive meeting rooms.
"As an ambitious technology company, we have carved out a strong reputation and have already partnered with many of the world’s biggest brands, with many more projects on the way. In the wake of the Covid-19 pandemic, more and more organisations are investigating our technology to find out how it can help them work faster, make better decisions, and bring together teams from around the world."