Managed IT Services & Reliable IT Support For Business
WhizzIT provide expert managed IT services for businesses across London, Hertfordshire and the South East of England. From proactive maintenance to responsive support, our team keeps your systems running smoothly. With flexible packages and no tech jargon, we make IT simple, secure, and stress-free.







10+
Years of
Experience
IT Support Packages
At WhizzIT, we offer dedicated IT support packages designed for SMEs and start-up businesses, providing flexible and effective IT solutions that suit any budget. Whether you need straightforward remote IT support or fully managed IT services, our team tailors everything to meet your specific business needs. WhizzIT delivers expert managed IT services to small businesses across London, Hertfordshire and the South-East of England, helping organisations stay secure, efficient, and connected.
With WhizzIT as your managed IT services provider you will benefit from:
- IT Support – Quickly responding to and fixing IT issues as they occur.
- Cyber security – Protection to safeguard your business from online threats.
- Less downtime – Faster issue resolution means greater productivity.
London & Hertfordshire Based, Managed IT Services Provider (MSP)
WhizzIT is a managed IT services provider based in Hertfordshire, delivering expert IT support to SMEs in London and the surrounding areas. We’re dedicated to supporting our local community by providing top-tier IT services and customer care to small businesses. We take pride in being part of many success stories across Hertfordshire and London, thanks to our reliable, tailored IT solutions. Our team is committed to delivering the best support and ensuring your IT needs are met efficiently and effectively.

What our customers say
Below are just some of the many reviews from our 5* rated WhizzIT Hertfordshire Google Business Page
EXCELLENT Based on 10 reviews Mark Bremner2025-05-12Trustindex verifies that the original source of the review is Google. Working with Billy and the Whizz IT team has been a revelation, amazing support in set up, outstanding customer service and a pleasure at every interaction, would thoroughly recommend. Great to have our IT support in such safe hands, Thanks Billy Kim Saban2025-03-31Trustindex verifies that the original source of the review is Google. Very helpful, friendly and efficient, would recommend. Ben Wilmot2024-11-19Trustindex verifies that the original source of the review is Google. Excellent service. Great insight and highly supportive. Thank you Billy Amy Welch2024-09-30Trustindex verifies that the original source of the review is Google. Great IT company, thank you WhizzIt for a smooth migration from Google to Microsoft 365 we really appreciate how professional Billy is and is always on hand to help us over the phone. I would highly recommend WhizzIt. Matthew Temple2024-07-19Trustindex verifies that the original source of the review is Google. Billy provides a superb service; responsive, attentive and very knowledgeable about IT Daisy Pringle2024-06-11Trustindex verifies that the original source of the review is Google. Amazing IT services, I am so happy I chose WhizzIt to help me with my new business set up, very officiant and professional with great communication throughout. I’d highly recommend Whizz IT for anyone looking for IT support and I’ll be sure to use them again! Gary Hufford2024-01-13Trustindex verifies that the original source of the review is Google. WhizzIT are always on hand to support my construction company, being able to simply pick up the phone and receive great IT support is an essential part of running my business. julia Carter2024-01-12Trustindex verifies that the original source of the review is Google. Billy gave me a wonderful service. I would recommend him highly. John Pringle2024-01-03Trustindex verifies that the original source of the review is Google. Great IT company,very responsive, knowledgeable and very reasonably pticed for the service they provide..They provide IT sevices for my 24 bed Hotel and restaurant and my newly refurbished Sports Bar and Grill,special mention too Mr B .Carrey who never fails to pick the phone up if i have any issues/ questions. Highly. Recommended John PringleVerified by TrustindexTrustindex verified badge is the Universal Symbol of Trust. Only the greatest companies can get the verified badge who has a review score above 4.5, based on customer reviews over the past 12 months. Read more

10+
Years of
Experience
Why Choose WhizzIT
At WhizzIT, we combine local expertise with responsive, tailored support to keep your business running without disruption. Based in London and Hertfordshire, our team understands the unique demands of businesses in the region and delivers IT solutions that are both practical and forward-thinking. We build long-term partnerships, not just fix short-term problems.
WhizzIT provides comprehensive Managed IT Services for small to mid-sized businesses throughout London and Hertfordshire. From proactive IT support and remote monitoring to cloud management and cybersecurity, we ensure your systems run smoothly around the clock. With scalable solutions tailored to your business needs, we act as your dedicated IT partner, helping you grow without tech headaches. Our team is highly experienced in supporting businesses across a range of sectors, ensuring compliance, security, and performance at every level.
Ready to take control of your IT? Get in touch with WhizzIT today for trusted Managed IT Services in London and Hertfordshire.










Success Stories & Testimonials
Hear What Our Clients Have to Say About Our Impact
Amy Welch - Director (Ixia clinical)
Sept 30th, 2024
“Great Managed IT Service Provider. Thank you WhizzIt for a smooth migration from Google to Microsoft 365 we really appreciate how professional Billy is and is always on hand to help us over the phone. I would highly recommend WhizzIT”
John Pringle - CEO (The Portland Hotel)
Jan 4th, 2024
“Being able to pick up the phone and quickly receive outstanding IT support is imperative to our business. The team at WhizzIT never let us down”
Gary Hufford - Founder (Gh Building)
Jan 4th, 2024
“WhizzIT are always on hand to support my construction company, being able to simply pick up the phone and receive great IT support is essential to running my business”
Success Stories & Testimonials
Hear What Our Clients Have to Say About Our Impact
Amy Welch - Director (Ixia clinical)
4 months ago
“Great IT company, thank you WhizzIt for a smooth migration from Google to Microsoft 365 we really appreciate how professional Billy is and is always on hand to help us over the phone. I would highly recommend WhizzIt.”|
Daisy Pringle - Founder (DPMusic)
8 months ago
“Amazing Managed IT services Provider, I am so happy I chose WhizzIt to help me with my new business set up, very officiant and professional with great communication throughout. I’d highly recommend Whizz IT for anyone looking for IT support and I’ll be sure to use them again!”
Ben Wilmot - Director (Canbury Insights)
2 months ago
“Excellent service. Great insight and highly supportive. Thank you Billy”
John Pringle - CEO (The Portland Hotel)
one year ago
“Great IT company,very responsive, knowledgeable and very reasonably pticed for the service they provide..They provide IT sevices for my 24 bed Hotel and restaurant and my newly refurbished Sports Bar and Grill,special mention too Mr B .Carrey who never fails to pick the phone up if i have any issues/ questions. Highly. Recommended John Pringle”
Matthew Temple
“Billy provides a superb service; responsive, attentive and very knowledgeable about IT”
Gary Hufford - Founder (GH Building)
“WhizzIT are always on hand to support my construction company, being able to simply pick up the phone and receive great IT support is an essential part of running my business.”
Julia Carter
“Billy gave me a wonderful service. I would recommend him highly.”

Frequently Asked Questions (FAQs)
A Managed IT Services Provider (MSP) is an outsourced IT support company that proactively monitors, manages, and secures your business’s IT infrastructure. MSPs provide services like IT support, cloud solutions, cybersecurity, and disaster recovery, ensuring your technology runs smoothly without the need for a full in-house IT team.
Hiring an Managed IT Services Provider can be more cost-effective than hiring internal IT staff, providing round-the-clock monitoring, expert cybersecurity, and scalable IT solutions for a fixed monthly cost. Managed IT services providers also stay updated on the latest technology trends, helping businesses improve efficiency and security.
Any business that relies on technology can benefit from an Managed IT Services Provider, including small businesses, law firms, healthcare providers, financial services, and e-commerce companies. We ensure your IT systems are secure, compliant, and optimised for productivity.
Pricing varies depending on the size of your business and the level of support required. We offer flexible packages tailored to your needs, with transparent, predictable monthly fees. Contact us for a personalised quote.