CCTV Installation & Maintenance Experts Needed

I'm seeking professionals for CCTV camera installation and maintenance. The cameras will be set up in both indoor and outdoor environments.

Key Responsibilities:
- Installation of CCTV cameras in specified locations
- Repair work of the cameras should be done when needed

Please note, I am open to any brand or model of CCTV cameras. Your recommendations based on your expertise would be greatly appreciated.