List of the Best London Cybersecurity Consultants

  • 1
    Undisclosed
    1,000 - 9,999 Employees
    London United Kingdom

    BSI Group is an IT firm headquartered in London. Their midsized team specializes in cybersecurity, IT strategy consulting, and business consulting. 

    Clients
    MED49
    Notable Project

    BSI Group audited a healthcare provider software company to see if they were ISO 13485 compliant. The audit was completed in two phases. 

    "They were very straightforward. It was very clear what was being done and what their expectations of us were." – Director of Operations, Healthcare Provider Software Company

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  • 2
    $5,000+
    2 - 9 Employees
    London United Kingdom

    Cyberlands is an API penetration testing company based in Nieuwegein, Netherlands, with an office in Vancouver, Wash. The company, founded in 2019, has a team of more than ten that provides cybersecurity services to small and mid-market companies in the financial services and IT industries.

    Clients
    Amaiz Ltd.
    Industries
    Notable Project

    A digital banking services company hired Cyberlands to test the security of their payment systems in compliance to PCI DSS. Cyberlands performed the tests over the whole scope of the project and found that the company's services have a high level of security.

    "We started and completed the project on time, and there were no issues during the course of the project." - Chief Information Security Officer, Digital Banking Services Company

  • 3
    $1,000+
    10 - 49 Employees
    London United Kingdom

    Smartdesc is a London-based IT company with a team of fewer than 50 people. Founded in 2011, they offer IT strategy consulting, cloud consulting, and cybersecurity solutions for small and mid-market businesses, primarily non-profit organizations.

    Clients
    Mind
    Terrence Higgins Trust
    NCVO
    Industries
    Notable Project

    Smartdesc provided various IT services and cloud migration for a non-profit organization. The organization needed to transition their work online to the cloud. The project enabled the organization to work 100% remotely.

    “Anytime we came across a slight barrier, it was never an issue to Smartdesc — they always managed to find a solution or a workaround.”  - Head of Finance and Operations, Non-Profit Organization
     

  • 4
    Undisclosed
    10 - 49 Employees
    London United Kingdom

    HewardMills is a Data Protection Office (DPO) services company based in London with offices in Dublin, San Francisco, Berlin, and Zurich. The company has a team of more than 30 that provides business consulting, cybersecurity, and corporate training services to various companies.

    Clients
    Monzo
    Symantec
    iManage
    HCL
    Notable Project

    A marketing technology company hired HewardMills to help them comply with European data privacy law by providing Data Protection Office (DPO) services. HewardMills also provided consultancy regarding data privacy policies and European data privacy law and helped put solutions that would help the company comply. The engagement has enabled the company to move forward after having fulfilled their legal requirements.

    "HewardMills is very responsive; if I hand them something on Monday, I almost always get a response about it in our Wednesday meeting." - Global Data Privacy Manager, Marketing Technology Company 

  • 5
    $5,000+
    50 - 249 Employees
    london United Kingdom

    Founded in 2009, Catalyic Security is a cybersecurity company. The midsize team provides cybersecurity, IT strategy consulting, IT managed services, and other IT consulting and SI. The company is headquartered in Lahore, Pakistan and london, United Kingdom.

    Industries
    Notable Project

    Catalyic Security performed an application security assessment for a bank. The team was tasked with pre-testing and post-testing to ensure the bank’s information security.

    "They were flexible and supportive."

  • 6
    $1,000+
    2 - 9 Employees
    London United Kingdom

    SonicFast is a hosting solutions provider founded in 2015 in London and with about 5 employees on board. Their main services include cybersecurity, cloud consulting and systems integration, IT managed services, and business intelligence. They mostly cater to small businesses in telecommunications, IT, and gaming industries. 

    Industries
    Notable Project

    SonicFast provided hosting and DDoS (distributed denial-of-service) protection for a public proxy provider's website that needed to guarantee less downtime due to cyberattacks. Their work has significantly improved the website's security.

    "In the year I have been working with SonicFast I saw a lot of improvement..." – CEO, Public Proxy Provider

  • 7
    $5,000+
    10 - 49 Employees
    Tower Bridge Rd United Kingdom

    Clear Thinking Solutions is a communication and IT solutions provider based in Essex, U.K., with an office in London. The company, founded in 2009, has a team of more than 20 that provides IT managed services, cybersecurity, and IT strategy consulting to small and midmarket companies.

    Clients
    Carroll Holman Insurance Brokers
    Medsol Healthcare
    ITH Pharma
    Regis Mutual Management
    Industries
    Notable Project

    Clear Thinking Solutions has provided IT services and support to an events and networking company. These services include cybersecurity services, software licensing, compliance requirements, bespoke IT consulting, and miscellaneous on-call IT support services. Clear Thinking Solutions has provided service that meets all expectations in this ongoing engagement, allowing the company to run more efficiently.

    "Keeping our systems running 24/7, keeping us safe from cyber-crime, and managing our licensing is a huge burden lifted from me." - Owner and Director, Events and Networking Company

  • 8
    $5,000+
    50 - 249 Employees
    London United Kingdom

    Transputec, a midsize cybersecurity company, is located in Wembley, United Kingdom. They focus on cybersecurity, IT managed services, and custom software development and were launched in 1984.

    Industries
    Notable Project

    In order to deploy ThreatSpike, an insurance company engaged with Transputec Ltd for managed IT services. The goal was to enhance business security and avoid advanced threats.

    "They were patient, which was important due to their advanced skillset."

  • 9
    $5,000+
    50 - 249 Employees
    London United Kingdom

    RiskIQ is a cybersecurity company based in San Francisco with a team of just over 150 employees. Established in 2009, they provide cybersecurity, business intelligence, big data consulting, and software integration services to clients in a variety of industries.

    Clients
    Amazon
    Disney
    Bank of America
    Box
    Industries
  • 10
    $1,000+
    10 - 49 Employees
    London United Kingdom

    Teceze Ltd is a London-based IT company founded in 2012 with more than 10 employees. They are experts in IT strategy consulting, cybersecurity, and IT managed services for clients that work in the industries of business services, consumer products, and more.

    Clients
    Outsell, Inc.
    Industries
    Notable Project

    Teceze Ltd provides IT managed services for a research advisory firm. The firm was in need of a new IT support company to handle their IT needs. The firm has partnered with Teceze Ltd ever since.

    “They’re available 24/7 and responsive, usually within 10 minutes. They have a ticketing system installed on each machine for issue reporting.” - VP of IT Operations, Research Advisory Firm

  • 11
    $1,000+
    10 - 49 Employees
    London United Kingdom

    Tibus Ltd is an internet company based in Belfast, Ireland that was founded in 1996. Their team of around 30 employees provides managed IT services to mid-market and small businesses in the IT sector. 

    Industries
    Notable Project

    Partnering with a nonprofit organization, Tibus Ltd provides ongoing hosting of a WordPress website. They also provide updates to the site and address any security concerns. The client is pleased with Tibus Ltd's deep engagement. 

    "They are knowledgeable and very responsive to queries. Our agreement establishes good processes for incident management and reporting. These standards prevent issues from arising." – IT Operations Manager, Nonprofit Organization

     

  • 12
    $1,000+
    10 - 49 Employees
    London United Kingdom

    Texaport Ltd is a tech support company based in Edinburgh, England, with a team of fewer than 10 members. Founded in 2012, the company provides cybersecurity, IT managed services, and IT strategy consulting services to mid-market firms as well as small and large companies. They have worked in various industries, such as IT, business services, and telecommunications.

    Industries
    Notable Project

    A media agency subcontracted Texaport Ltd to help with support for their IT system. Whether remotely or in the office, Texaport Ltd provides support for the company to make sure any problems with the Internet or server get fixed quickly. Texaport Ltd also worked on the server's backend for safe and secure data.

    "They always deal with issues in a timely manner. We never have to wait overly long for problems to be resolved. They work hard to ensure that we’re able to work with few IT issues. Texaport Ltd often flags and resolves issues before we even notice there’s a problem." - Account Manager, Media Agency

  • 14
    $1,000+
    10 - 49 Employees
    London United Kingdom

    Cloudserve is a cloud solutions provider based in Bournemouth, England with an office in London. Founded in 2009, their team of fewer than 50 professionals offers IT managed services, IT strategy consulting, and cloud consulting & SI services for small and medium-sized businesses. They have experience working in various industries, including hospitality, financial services, and IT.

    Clients
    FJB Hotels
    BSN Social Care
    Futur First
    Industries
    Notable Project

    A recycling business subcontracted Cloudserve as an IT provider for ongoing support as well as hardware and software assistance. Cloudserve helped locate a recycling operating system in the market and hooked up the business with Microsoft services that they use on a regular basis. Work with the business is ongoing to this day.

    "Their personal approach is the best. When we ring them, we speak to the same people. We know them and they know us. They get into our system and resolve issues immediately. The speed of response is great as well." - Managing Director, Recycling Business

  • 15
    $1,000+
    50 - 249 Employees
    London United Kingdom

    Pro4ia is an IT managed services company launched in 2001. Headquartered in New York, New York and London, United Kingdom, their midsize team provides IT managed services, cloud consulting & SI, IT staff augmentation, IT strategy consulting, and more.

    Industries
  • 16
    $10,000+
    50 - 249 Employees
    LONDON United Kingdom

    ICterra is a midsize software development firm. Located in ANKARA, Turkey; München, Germany; LONDON, United Kingdom and ISTANBUL, Turkey, the company was founded in 1991. Their services include custom software development, application management & support, Artificial Intelligence, IoT development, and more.

    Industries
    Notable Project

    ICterra provides ongoing application management and support for a telecommunications company. The team handles the design, implementation, and maintenance of the client's license management system components.

    "We had no problems in communication, coordination, and regular updates with any team members during the project."

  • 17
    $1,000+
    50 - 249 Employees
    London United Kingdom

    Iglu is a midsize A. Muang Chiang Mai, Thailand-based cloud consulting & SI company. Established in 2010, the team offers cloud consulting & SI, mobile app development, web development, custom software development, and more.

    Industries
  • 18
    $5,000+
    50 - 249 Employees
    London United Kingdom

    RiskVision is a risk intelligence solutions company based in Sunnyvale, Calif. with offices in London and Hyderabad, India. Founded in 2005, the team of 225 specializes in cybersecurity, cloud consulting and SI, and IT strategy consulting. They focus on financial services, healthcare & medical, and media.

    Clients
    HBO
    Bell
    Southern Company
    State Street
    Industries
    Notable Project

    RiskVision worked on Microsoft cloud migration for a retailer. They integrated and configured computers with Microsoft Azure Cloud, and added special features such as password locking prioritized documents. The client was impressed by the results of the project.

    “We've seen a huge jump in productivity since the implementation. We also have fewer security incidents. RiskVision was affordable and easy to adjust to. Customer satisfaction is very important to their team.” – IT Manager, Retailer

  • 19
    $5,000+
    10 - 49 Employees
    London United Kingdom
    Based in London, United Kingdom, MIK LIONS is a small cybersecurity company. Established in 2015, the team focuses on cybersecurity.
    Industries
  • 20
    $1,000+
    10 - 49 Employees
    London United Kingdom

    Altahonos is a digital reputation company based in London with offices in San Francisco and Istanbul. The company, founded in 2017, has a team of more than ten that provides cybersecurity, branding, digital strategy, SEO, and IT strategy consulting services to various clients and companies. 

    Clients
    Jasper's Info Tech
    Notable Project

    A makeup business hired Altahonos to clear unpleasant comments in the comment section of their google business page and social media pages help make project a more professional image of the business. Altahonos worked closely with the business's team to determine what needed to be done in detail, laid down the process, and proceeded to carry out the clearing task. Altahonos completed the project and exceeded the business's expectations.

    "All comments on each of the social media page we put in their hands to get rid of were removed without a trace." - Owner, Makeup Business

  • 21
    $10,000+
    1,000 - 9,999 Employees
    Bourne End United Kingdom

    Pomeroy is an IT infrastructure solutions company based in Hebron, KY, with offices in Bourne End, UK, Pittsburgh, PA, and New York. Since it was founded in 1982, the team has grown to over 3,00 employees. Pomeroy provides IT managed services, non-voice BPO/back office services, and cybersecurity capabilities.

    Notable Project

    Pomeroy worked with a pharmaceutical company to improve the service level for the purchase, installation, configuration, support, maintenance, and disposal of PCs. They helped the client reduce the time needed to deliver computer-related equipment to employees' desks.

    "They are nice, knowledgeable people, and the services they're offering us are Pomeroy's area of expertise." – Manager, Medical Device Manufacturer

  • 22
    $10,000+
    10 - 49 Employees
    London United Kingdom

    Awesome Resources Ltd is a PR firm founded in 2010 with more than 10 employees. They offer digital strategy, social media marketing, and PR solutions from their office in London. They work with clients ranging from small startups to large companies.

    Notable Project

    Awesome Resources Ltd provided reputation management services for a business services company. The company and certain individuals were being attacked online, and they needed a way to neutralize it. Awesome Resources Ltd helped the company have a more positive reputation online instead.

    “Deal flow back up, political problems have gone away and we are growing again rapidly.” - Chairman, Business Services Company

  • 23
    $5,000+
    50 - 249 Employees
    London United Kingdom
    Founded in 1998, IOActive is a cybersecurity company. Their midsize team is headquartered in Seattle, Washington; London, United Kingdom; Madrid, Spain and , United Arab Emirates and offers cybersecurity.
    Industries
  • 24
    $10,000+
    250 - 999 Employees
    Slough United Kingdom

    Guidance Software is a software development firm that has been in operation since 1997. They are headquartered in Pasadena, Calif. and they have additional offices in Slough, U.K., Courbevoie, France, Waukesha, Wis., Rosemont, Ill., Dulles, Va., and New York. They have over 800 employees and they specialize in cybersecurity, IT strategy consulting, and IT staff augmentation. Their clients generally work in consumer services, government, or healthcare.

    Clients
    Box
    Cisco
    Dropbox
    IBM
    Industries
  • 25
    $10,000+
    250 - 999 Employees
    London United Kingdom
    Cybereason is a cybersecurity company launched in 2012. Their midsize team is in Boston, Massachusetts; London, United Kingdom and Tel-Aviv, Israel. The agency specializes in cybersecurity, BI & big data consulting & SI, and IT strategy consulting.
    Industries
  • 26
    $10,000+
    250 - 999 Employees
    London United Kingdom
    Digital Guardian, an IT managed services company, was launched in 2003. Based in Waltham, Massachusetts; Reston, Virginia; Santa Clara, California and Lehi, Utah, their midsize team focuses on IT managed services, cybersecurity, and IT strategy consulting.
    Industries
  • 27
    $10,000+
    250 - 999 Employees
    London United Kingdom
    Veracode is a cybersecurity company based in Burlington, Massachusetts; London, United Kingdom and Boston, . The firm provides cybersecurity, application testing, and IT strategy consulting and has a midsize team.The firm was founded in 2006.
    Industries
  • 28
    $5,000+
    50 - 249 Employees
    London United Kingdom
    Digital Shadows, a cybersecurity company, is headquartered in London, United Kingdom and Dallas, Texas. Established in 2011, the midsize team offers cybersecurity.
  • 29
    Undisclosed
    50 - 249 Employees
    Slough United Kingdom
    Armor is a cybersecurity company. Their midsize team is in Richardson, Texas and Slough, United Kingdom. The agency offers cybersecurity.
  • 30
    Undisclosed
    50 - 249 Employees
    London United Kingdom
    In London, United Kingdom, Ravelin Technology is an AI firm and cybersecurity company. The midsize firm was established in 2014. Their team specializes in Artificial Intelligence and cybersecurity.
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