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Our Founders

Bob Zawacki and Brian O'Neill founded O.Z. in 1995. Emphasizing "customer satisfaction above all" as the key to O.Z.'s continued success, the company provides energy management solutions to schools, health care providers, and commercial and industrial buildings. 

Customer Satisfaction Above All

Through the diligent and dedicated efforts of its employees, O.Z. Enterprises has continually grown, gaining more customers, bigger projects, more talented and experienced employees, and greater market share year after year. 

While large building controls companies have had to focus increasingly on shareholder return, O.Z. has built its growing business and stellar reputation on satisfying customers' needs for energy management solutions, long-term reliability, and precision control

The O.Z. Advantage

  • O.Z. provides non-proprietary open-source systems allowing best-in-class solutions maximizing future customer flexibility. 

  • O.Z. is privately owned. We are focused on customer satisfaction and long-term reliability. 

  • O.Z.'s electricians and steamfitters are company employees dedicated to our business and our customers. 

  • O.Z.'s employees average 26 years of experience in the industry, including factory training on multiple generations and types of systems. 

  • O.Z. is factory certified by Tridium as a Vykon System Integrator (VSI), which allows the integration of diverse systems (power, lighting, security, life safety, etc.) from diverse manufacturers.

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