When it comes to protection and safety for homes and businesses in Ingleside, Pinnacle Security is the company to turn to. Our systems are customized to each home or business, ensuring protection at every point. Security systems for homes, apartments, and businesses are Pinnacle Security.s specialty Here at Pinnacle Security, you are guaranteed to receive exactly what you pay for, every time. Our staff's number on priority is making sure you have the security system that fits your needs.