Welcome to Global Systems United SERVING ARIZONA and NEVADA

About Us

Global Systems United

 Global Systems United is a National Leader in Building Systems Integration.
 We are unsurpassed in C02 Detection, Fire/Life Safety, Security, CCTV, & Access Control. 

Product Galleries

Fire Life Safety

C02 Detection

Security Systems

Access Control

CCTV Surveillance

Voice / Data Cabling

24/7 Monitoring


About Us

 Global Systems United is the Arizona and Nevada leader in building systems integration. We are unsurpassed in C02 detection, fire/life safety, security, CCTV, & access control. With over 40 years of combined industry experience, Joseph Opal and Federico Rojas have formed a company to provide you a top notch project at the most reasonable prices. 

FIRE ALARM SYSTEMS/ SERVING IN AZ AND NV

 Global Systems United is the Arizona and Nevada leader in building systems integration. We are unsurpassed in  fire/life safety, security, a company to provide you a top notch project at the most reasonable prices https://globalsystemsunited.com/ 

CARBON DIOXIDE SYSTEMS

  Global Systems United is a National Leader in Building Systems Integration. We are unsurpassed in C02 Detection. Serving in Arizona and Nevada. 

Call Today (623)939-3098

Global Systems United

 Global Systems United is the Arizona and Nevada leader in building systems integration. With over 40 years of combined industry experience, Joseph Opal and Federico Rojas have formed a company to provide you a top notch project at the most reasonable prices. 

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Contact Us

Have a question? Please fill out the form below or give us a call, we will be more than happy to assist you. Please note that inquiries are checked often and usually we respond within 24 hours.

Better yet, see us in person!

We love our customers, so feel free to visit during normal business hours.

Global Systems United

(623) 939-3098

Hours

Monday - Friday: 9am - 5pm

Saturday: By appointment

Sunday: Closed

nicet certified

Nicet Certified

Established by volunteer technical experts devoting time and effort to build and improve the programs.
Knowledge is measured with exams, experience through a work history evaluation and performance by supervisor verification. 

Your Single Source Contractor

  Global Systems United is a Single Source Contractor for you C02 needs. 

  We are ready to partner with you! Call or    e-mail us today!