HOME & BUSINESS IT Support Toronto

In-home & in-office IT Support

Certified IT technicians available when you need them.

Servers, Cloud & Infrastructure

Planning,configuration, troubleshooting & managed cloud services.

Simple Monthly IT Service Plans

24/7 phone & remote help desk support supported by on-demand in-office service plans.

On-Demand Technical Support

IT Support for computers, printers & devices. All makes & models.

Network & Wireless Connectivity

Network support, architecture, configuration & security.

Network & Computer Security

Data security and dark web monitoring. Protect your valuable data from a cyber attack.


For immediate support: (647) 699-1863

IT Services Toronto

Nerds On Site was founded in 1995, and we’ve been serving Toronto and area for over two decades. We are the highest rated IT Service provider in the GTA, and our Nerds pride themselves on providing the best service in the industry.

Managed IT Services

Highest Rated IT Service

We’ve received over 93,000 5-star reviews since our inception in 1995. You can be sure you’re getting the best service available when you choose Nerds On Site.

We Understand Small Businesses

Every Nerd is small business owner. Our team of experts understand what it takes to run a small business, and this shows in our excellent Client reviews.

Expert Technicians

The average tenure of a Nerds On Site Nerd is over 10 years. Every Nerd completes a rigorous training program at the University of Nerdology to ensure the best possible service for your home or business.

Global Team of Experts

Since our inception in Ontario in 1995, we’ve grown to provide services throughout the world. Our Nerds aren’t independent, they have the backup and knowledge of a global team.

Full-Service IT Support

We aren’t just your local computer repair shop, we offer a complete service catalogue for your entire technology stack. From remote monitoring & 24/7 support to network design, segmentation and architecture. Whatever your home or business needs, we have a team of experts available to support you.


We provide comprehensive IT support in Toronto & the GTA. Whether you need service in Downtown Toronto area, Mississauga or Oshawa we have you covered.


Full-service IT support for your home or business.

Mac Repair

Apple Repair & Service

On-site support for Apple Macbooks, iMacs, Mac Minis & more.

Printer Repair

Printer Repair & Service

On-site technical support for printers of all makes, types and models.

Virus Removal

Virus & Malware Removal

Computer clean-ups and anti-virus management.

Data Backup

Data Backup & Transfer

Automated & manual backup and transfer services.

Computer is Running Slow

Device & Computer Setup

Device setup, configuration, & software installation.

Email & Support Support

Email & Social Support

Email configuration, security & troubleshooting.

Tablet Setup & Support

Tablet Help & Support

Tablet setup, data transfer, configuration & troubleshooting.

Hardware & Software installation

Hardware & Software

Computer hardware solutions & software management

Computer Repair & Service

Software support and hardware upgrades and management by IT professionals.

Network & Wireless Connectivity

Network architecture, setup, configuration, security & troubleshooting

Managed IT Services

Managed services that will reduce risk and improve operational inefficiencies. Cost effective business IT solutions.

On-site IT Support

Adhoc in-office or managed IT support for your Toronto business. Your on-call IT department.


Tailored IT services for your business by Toronto’s premier Managed Service Provider (MSP).

24/7/365 Remote Support

Around-the-clock phone and remote support for your business.

Computer Services

IT Outsourcing & Service Plans

Simple monthly service plans customized to fit your business’ budget.

Security Solutions

IT & Network Security

Proven information security from security breaches.

mobile device management

Mobile Device Management

Track & manage your mobile assets with IT professionals.

IT Projects

IT Consulting Services

Technology consulting & support services.

IT Infrastructure

IT Infrastructure Management

Infrastructure architecture, planning & management.

Security Solutions

Managed Back ups

Business continuity & backup solutions for critical data.

mobile device management

IT Systems Assessments

Future proof your business with our hardware solutions.

Cyber Security Services

A comprehensive suite of business cyber security services that can be tailored to the specific needs of your organization.

Whether you’re looking for protection against malware, phishing attacks, or data breaches, we have a solution that will fit your budget and keep your business safe.

Proprietary Zero Trust Network Security proven to stop data breaches

Endpoint Protection & Managed Detection & Response (MDR)

High-level Security Assessments that are C-Level Friendly

Comprehensive Security Awareness Training (SAT)

SME Edge

A full-service & affordable cyber security solution including threat mitigation, hardware normalization and training. Powered by a proprietary Zero Trust technology that protects your network on the edge. Proven protection against data breaches, ransomware & phishing.

Cyber Snapshot

A lightweight security snapshot to identify potential vulnerabilities in your culture, systems and networks without alerting the bad guys. Our team of experienced security professionals will provide a detailed report of your business’s current cyber security posture.

Endpoint Protection & Managed Response

Round-the-clock protection for your workstations and servers. Protected by advanced AI-driven threat intelligence and detection protocols and backed by a dedicated Security Operations Center (SOC) that will automatically mobilize and mitigate any cyber security threats..


We pride ourselves on delivering the best service in the industry.


Client Approval Rating

When NOS was founded

Thousand 5-star reviews


We’ve received over 100,000 reviews from our Clients, with over 93,000 of those being 5-star. Check out our reviews.


Tony provided excellent service installing our New Server He was very helpful with one of our Remote Branches to sign into our Server.

Gabriel C

Carlos V



George was the best and fixed the problem and was so poliite and knew exactly what he was doing and fixed the viruses and I will not hesitate to call him again if I need something done. Your company was the best I ever found.

Nancy M

Nancy M

Residential Client

Contact Us

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