Maintain & Repair
Maintain & Repair
Expert repairs and routine maintenance to keep your security systems working perfectly.
Expert repairs and routine maintenance to keep your security systems working perfectly.
Keep your security working perfectly when you need it most
Your security system protects what matters most - your family, business, and peace of mind. Like any important system, it needs regular maintenance and prompt repairs to work reliably when you need it.
Whether your system was installed by us or another company, we provide expert maintenance and repair services to keep your Sydney home or business protected year-round.
Why Choose Master Security
The security specialists Sydney trusts for professional protection
Professional Expertise with Personal Service
Professional Expertise with Personal Service
Professional Expertise with Personal Service
Local Sydney Knowledge & Experience
Local Sydney Knowledge & Experience
Local Sydney Knowledge & Experience
Quality Equipment & Installation Standards
Quality Equipment & Installation Standards
Quality Equipment & Installation Standards
Honest Recommendations & Fair Pricing
Honest Recommendations & Fair Pricing
Honest Recommendations & Fair Pricing
Benefits of Maintaining Security Systems
Preventive System Care: Preventive maintenance ensures your security systems work perfectly when you need them
Preventive System Care: Preventive maintenance ensures your security systems work perfectly when you need them
Preventive System Care: Preventive maintenance ensures your security systems work perfectly when you need them
All-Brand Service Support: Professional service for all major security brands regardless of original installer
All-Brand Service Support: Professional service for all major security brands regardless of original installer
All-Brand Service Support: Professional service for all major security brands regardless of original installer
All-Brand Service Support: Professional service for all major security brands regardless of original installer
All-Brand Service Support: Professional service for all major security brands regardless of original installer
All-Brand Service Support: Professional service for all major security brands regardless of original installer
Technology Updates: Regular updates and optimization keep systems current with latest security technology
Technology Updates: Regular updates and optimization keep systems current with latest security technology
Technology Updates: Regular updates and optimization keep systems current with latest security technology
Why Sydney Properties Choose Professional Maintenance
Reliable Protection
Regular maintenance ensures your security system works perfectly when you need it most. Prevent failures during emergencies with professional preventive care.
Extended System Life
Proper maintenance significantly extends the life of your security equipment, protecting your investment and avoiding costly premature replacements.
Quick Problem Resolution
When issues arise, our experienced technicians diagnose and repair problems quickly, minimizing the time your property is without full protection.
Updated Technology
Regular service includes software updates, feature improvements, and recommendations for upgrades that enhance your security system's capabilities.
Complete Maintenance & Repair Services
Annual Maintenance Programs
Comprehensive yearly service including system testing, battery replacement, software updates, and performance optimization.
Emergency Repair Service
Rapid response repair service for security system failures, ensuring your protection is restored quickly and reliably.
System Health Checks
Detailed evaluation of your security system's performance with recommendations for improvements or necessary repairs.
Upgrade & Modernization
Update older systems with modern features, improved reliability, and enhanced functionality while preserving your existing investment.
Testimonials
Testimonials
Testimonials
Hear what our satisfied customers have to say
Hear what our satisfied customers have to say
Hear what our satisfied customers have to say
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
5.0 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
Homeowner
5.0 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michelle R
4.7 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
4.7 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
4.7 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma t
4.7 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5.0 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
Homeowner
5.0 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michelle R
4.7 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
4.7 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
4.7 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma t
4.7 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5.0 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
Homeowner
5.0 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michelle R
4.7 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
4.7 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
4.7 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma t
4.7 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5.0 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
Homeowner
5.0 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michelle R
4.7 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
4.7 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
4.7 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma t
4.7 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
5 out of 5 Rating
Ben and his team did a great job with our home cctv system. They brought a high attention to detail and the overall job was great value for money.
Emma R
5 out of 5 Rating
Excellent experience with Master Security. Quality work, professional team, competitive pricing. Our CCTV system exceeds expectations. Highly recommend!
Chloe W
5.0 out of 5 Rating
Excellent work from Ben and his team. Ben handled our consultation and was on-site for the installation to make sure everything was done right. The system works perfectly and he's been great with follow-up support.
David K
5 out of 5 Rating
Ben's knowledge is impressive and he explained everything clearly. Clean, professional installation. Great to work with someone who takes personal pride in their work.
Michael R
5 out of 5 Rating
Outstanding service from Ben and his team for our business security upgrade. Ben handled the consultation personally and coordinated the installation himself. Professional work with personal accountability - exactly what you want in a security provider. Highly recommend!
James M
5 out of 5 Rating
Ben personally designed our retail security system and was hands-on throughout the installation. His expertise shows and he made sure we understood everything before completing the job
Michelle K
5 out of 5 Rating
Outstanding work by Master Security. Alarm system installation was smooth and professional. Great customer service and support. Five stars!
Melissa T
5 out of 5 Rating
Ben was great - honest advice and quality work. Highly recommend!
Emma T
5 out of 5 Rating
Master Security installed our business CCTV system. Professional team, quality work, and competitive pricing. Very happy with the service and results.
Andrew K
5 out of 5 Rating
Excellent service from Ben personally. Professional installation, fair pricing.
James M
FAQs
FAQs
FAQs
Your Questions Answered
Your Questions Answered
Your Questions Answered
What's included in commercial maintenance contracts?
How quickly can you respond to business system failures?
How much do your packages cost?
How much do your packages cost?
What's included in commercial maintenance contracts?
How quickly can you respond to business system failures?
How much do your packages cost?
How much do your packages cost?
What's included in commercial maintenance contracts?
How quickly can you respond to business system failures?
How much do your packages cost?
How much do your packages cost?