Pixel Power has made two new appointments, with Roger Sewell and Matthew Williams joining the firm.

Roger Sewell (pictured) has joined the broadcast graphics company as European vice-president of business development and Matthew Williams as US senior product specialist.

Sewell previously worked for Omnibus as European director of sales.

Matthew Williams has been hired as Senior Product Specialist, US. The former Red Bee Media and Channel 4 employee Matthew Williams has taken on the role of senior product specialist and will be based in Burbank, California.