(Sharecast News) - Location Sciences Group edged upward on Thursday after reporting that trading "remained strong" in December and has begun the current year in line with expectations.A successful November fundraising has allowed the company to expand its team in North America and, at the Consumer Electronics Show (CES), enjoy a soft launch of its location ad-fraud detection platform, Verify, which checks that data about consumers' locations is genuine.Warren Zenna, president of US sales, said: "CES was an opportunity for us to demonstrate to brands and agencies how we can help them to optimise their location-based ad campaigns. The size of the US market makes it a high priority for us and we are looking forward to delivering strong results as part of the paid-for trials."Paid-for trials are now underway with US brands, agencies and location intelligence data providers, which the AIM traded company expects will lead to "always on" contract in a similar manner to prior trials in the UK.Mark Slade, chief executive of Location Sciences, said: "The speed at which brands and agencies in the US are willing to test Verify demonstrates both the awareness of location ad-fraud and the need for full transparency across their location-based advertising campaigns. The traction and interest in this new disruptive technology sets us up for an extremely positive year ahead."Location Sciences' shares were up 2.22% at 2.30p at 1045 GMT.