Santa Barbara-based CallWave, a provider of mobile and voice applications and FAX services, said today that it has cut nearly half of its staff in an attempt to "realign its operations." The firm said it will reduce it headcount by 48 percent. CallWave did not specify the exact number of employees affected by the cuts, but the firm employed 113 as recently as June of 2007. According to a filing with the SEC, the cuts included several executives, including the firm's VP of Operations, David Trandal; it's VP of Engineering, David Giannini; and its Chief Technology Officer, Colin Kelley. callWave said that it will shift its business focus toward opportunities in the unified communications sector.