Technopark-based QBurst, a product development and consulting company, has been ranked 314 on the Deloitte Technology Fast 500™ Asia Pacific 2015. It has improved its position by 60 points relative to last year. It has been featured in the Deloitte list for the past four consecutive years. Rankings are based on percentage revenue growth over three years. QBurst has grown 145 per cent during this period, said Niranjana Nair, director, business development.