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JTG Systems

Windows, macOS, and business systems cleaned, secured, and returned the same day.
We are the highest-rated computer company in Niagara.
JTG Systems eliminates ransomware, trojans, spyware, and rootkits with deep forensic scans, data protection, and security hardening so your devices leave safer than they arrived.
Priority Emergency Service. Are you looking for Virus Removal Niagara? You found it! Let's get to work on your device right away—bring it in and our experienced team will start the repair while you wait.
JTG Systems in Welland provides 100% free diagnostics for all virus and malware removal services. We don't believe in charging you just to find out your computer is infected. Bring your device in for a professional assessment at no cost—you only pay for the actual cleanup performed.
Hacked? Financial fraud? We provide official verification letters for banks and insurance companies, confirming your system has been professionally thoroughly cleaned and secured.
Is your device acting strange? These are the indicators of a compromised system.
Malware consumes system resources, making tasks crawl.
Invasive advertising disrupting workflow and browsing.
Ransomware encryption preventing access to your data.
Hacker backdoor accounts found on your system.
Search results redirected to malicious websites.
Sensitive information being exfiltrated from your PC.
Identity theft and financial loss are serious risks. Malware often leaves hidden backdoors even after partial removal. Professional forensic cleanup is the only way to ensure your privacy is restored.
Deep threat detection using professional forensic-grade tools.
Bypassing active malware to extract persistent rootkits and trojans.
Expert manual removal of malicious registry keys and hidden items.
Updating system defenses and browser security to prevent reinfection.
Malicious code that attaches to clean files and spreads through your system.
Malware disguised as legitimate software that creates system vulnerabilities.
Secretly monitors your activity and exfiltrates sensitive account credentials.
Encrypts your personal files and holds your entire digital life literal hostage.
Proven excellence in Niagara cybersecurity since 2005.
Our technicians undergo background checks for your complete security.
Official verification for banks and insurance after security breaches.
We stand behind our cleanup with comprehensive digital guarantees.
Whether you're an enterprise or a home user, we have a specialized workflow for your security needs.
Critical files encrypted by ransomware; business is at a standstill.
Worried about keyloggers stealing banking credentials.
Children unintentionally downloaded adware or spyware.
Confidential emails and data leak concerns after a breach.
“Removed a nasty virus that locked up my laptop. Very professional and explained how to prevent it in the future.”
Don't let malicious software compromise your privacy, data, or financial security. Get certified removal and a bulletproof defense shield now.