Top 100 Penetration Testing Companies in the United Kingdom

The Best of May 2024

Looking for a top penetration testing company in the United Kingdom?

Having vulnerable security poses a threat to your organization. In an age where data has become some of the most important assets that your company will have, improving security measures is always a must. Penetration testing aims to solve this problem by simulating real-life security breaches without the risk of an actual cyberattack. Also known as ethical hacking, this process helps identify weak spots within your IT network infrastructure by applying methods that real attackers would use.

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List of the Best United Kingdom Penetration Testing Services

61

Cykube

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- London, United Kingdom
Based in London, United Kingdom, Cykube is a cybersecurity and blockchain company. The small firm was established in 2018. Their team provides cybersecurity and blockchain.
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62

Allteks LTD

(0 Reviews)

Not yet reviewed.
- $10,000+
- 10 - 49 employees
- kent, United Kingdom
Launched in 2000, Allteks LTD is an IT managed services company. Their small team is located in kent, United Kingdom. Their team specializes in IT managed services, IT strategy consulting, cybersecurity, cloud consulting & SI, and more.
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63

Computer Care

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Leatherhead, United Kingdom
Computer Care, a IT strategy consulting company, is located in Leatherhead, United Kingdom. The small team focuses on IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services and was established in 2001.
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64

360 Softtec

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- London, United Kingdom
360 Softtec is a small IT managed services company. The London, United Kingdom-based firm was established in 2003. Their team offers IT managed services, cybersecurity, cloud consulting & SI, and IT strategy consulting.
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65

Resillion

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 250 - 999 employees
- Birmingham, United Kingdom
Application testing company Resillion is in Birmingham, United Kingdom and Hasselt, Belgium. Launched in 2022, the midsize team provides application testing, computer engineering, and cybersecurity.
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66

Collective Security

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 2 - 9 employees
- Nottingham, United Kingdom
Collective Security is a cybersecurity and other IT consulting and SI company launched in 2017. They are headquartered in Beeston, United Kingdom and have a small team. The company specializes in cybersecurity and other IT consulting and SI.
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67

Dunedin IT

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- Edinburgh, United Kingdom
Dunedin IT, an IoT development company, was launched in 2009. Located in Edinburgh, United Kingdom, their small team focuses on IoT development, IT managed services, cybersecurity, and cloud consulting & SI.
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68

Pxosys Ltd

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- London, United Kingdom
Pxosys Ltd is a cybersecurity company headquartered in London, United Kingdom and Loures, Portugal. The small team provides cybersecurity, cloud consulting & SI, IT managed services, and IT strategy consulting. The agency was established in 2018.

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69

cloudandmore

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Crownhill, United Kingdom
Cloudandmore is a IT strategy consulting company. Their small team is based in Crownhill, United Kingdom and Bristol, United Kingdom. Their services include IT strategy consulting, cloud consulting & SI, cybersecurity, IT managed services, and more. The agency was launched in 2021.
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70

Labyrinth Technology

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
Established in 2001, Labyrinth Technology is a IT strategy consulting company. Headquartered in City of London, United Kingdom, their small team provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.
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71

Cubit Technology

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- City of London, United Kingdom
Cubit Technology is a City of London, United Kingdom-based IT strategy consulting company. Established in 2004, the small team provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services.
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72

G5 Technologies Ltd

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Westhill, United Kingdom
G5 Technologies Ltd, a cybersecurity company, is headquartered in Westhill, United Kingdom. They specialize in cybersecurity, IT managed services, IT strategy consulting, cloud consulting & SI, and more and were established in 2004.
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73

InnovaLab

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- London, United Kingdom
Launched in 2021, InnovaLab is a small software development firm headquartered in London, United Kingdom. Their services include custom software development, enterprise app modernization, cloud consulting & SI, cybersecurity, and more.
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74

TDM Group

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 50 - 249 employees
- Staines-upon-Thames, United Kingdom
TDM Group is a midsize IT managed services company. Established in 1997, the company is headquartered in Staines-upon-Thames, United Kingdom. Their services include IT managed services, cybersecurity, IT strategy consulting, and cloud consulting & SI.
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75

UK IT SERVICE

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 50 - 249 employees
- City of London, United Kingdom
UK IT SERVICE, a IT strategy consulting company, was founded in 2008. The firm provides IT strategy consulting, cloud consulting & SI, cybersecurity, and IT managed services and has a midsize team.
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76

Tribeca Technology Group

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 50 - 249 employees
- City of London, United Kingdom
Tribeca Technology Group, a IT strategy consulting company, was founded in 2006. The midsize City of London, United Kingdom-based team specializes in IT strategy consulting, cybersecurity, IT managed services, and custom software development.
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77

Gregory Micallef Associates

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- Beckenham, United Kingdom
Gregory Micallef Associates is a small telephone answering service. They focus on voice services, IT managed services, and cybersecurity and were established in 1992. The firm is in Beckenham, United Kingdom.
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78

Digital Orchard IT

(0 Reviews)

Not yet reviewed.
- $1,000+
- 2 - 9 employees
- Edinburgh, United Kingdom
Digital Orchard IT is an IT managed services company. Their small team is based in Edinburgh, United Kingdom and offers IT managed services, cybersecurity, IT strategy consulting, cloud consulting & SI, and more. The firm was founded in 2010.
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79

Dasuni Limited

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 2 - 9 employees
- City of London, United Kingdom
Dasuni Limited is a cybersecurity company. Their small team is in City of London, United Kingdom and Phoenix, Arizona. The company specializes in cybersecurity, IT managed services, and cloud consulting & SI.
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80

Sharp Tech IT Solution Ltd

(0 Reviews)

Not yet reviewed.
- $1,000+
- 50 - 249 employees
- London, United Kingdom
Sharp Tech IT Solution Ltd is a website development firm headquartered in London, United Kingdom. They focus on web development, cybersecurity, mobile app development, social media marketing, and more and were established in 2015.
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81

ET Works

(0 Reviews)

Not yet reviewed.
- Undisclosed
- 10 - 49 employees
- Walton-on-Thames, United Kingdom
ET Works is a IT strategy consulting company based in Walton-on-Thames, United Kingdom; Hokksund, Norway and Cape Town, South Africa. Launched in 1993, the small team offers IT strategy consulting, cloud consulting & SI, and cybersecurity.
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82

HEXENS
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $25,000+
- 10 - 49 employees
- London, United Kingdom
HEXENS is a London, United Kingdom-based cybersecurity company. The small company was established in 2021. Their team focuses on cybersecurity.
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83

Melmac Solutions Limited
(6 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $25,000+
- 2 - 9 employees
- Finchampstead, United Kingdom
Melmac Solutions Limited is a cybersecurity company. Launched in 1995, the small agency is located in Finchampstead, United Kingdom. Their services include cybersecurity, blockchain, and financial advising & planning.

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84

Frontline Consultancy

(0 Reviews)

Not yet reviewed.
- $1,000+
- 50 - 249 employees
- Handforth, United Kingdom
Frontline Consultancy is an ERP consulting and SI company located in Handforth, United Kingdom. The midsize firm was founded in 1991. Their team focuses on ERP consulting and SI, IT managed services, cybersecurity, custom software development, and more.
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85

Forfusion

(0 Reviews)

Not yet reviewed.
- $10,000+
- 50 - 249 employees
- Wallsend, United Kingdom
Forfusion, a midsize IT managed services company, is headquartered in Wallsend, United Kingdom. Their services include IT managed services, IT strategy consulting, cybersecurity, cloud consulting & SI, and more.

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86

Centrality

(0 Reviews)

Not yet reviewed.
- $10,000+
- 50 - 249 employees
- Meppershall, United Kingdom
Centrality is a midsize cybersecurity company. The Meppershall, United Kingdom-based agency was established in 1996. Their services include cybersecurity, IT strategy consulting, IT managed services, cloud consulting & SI, and more.
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87

Reputazi
(1 Reviews) 5.0
- Timeliness
  5.0
- Service Excellence
  5.0
- Value
  5.0
- Would Recommend
  5.0
- $1,000+
- 10 - 49 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.

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88

RedMosquito

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- Glasgow, United Kingdom
Launched in 1999, RedMosquito is an IT managed services company. Their small team is located in Glasgow, United Kingdom and Edinburgh , United Kingdom. Their team offers IT managed services, cloud consulting & SI, and unified communications consulting & SI.
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89

Green Duck

(0 Reviews)

Not yet reviewed.
- $5,000+
- 10 - 49 employees
- Bury St Edmunds, United Kingdom
Green Duck, an IT managed services company, was established in 2002. They are in Bury St Edmunds, United Kingdom and have a small team. Green Duck provides IT managed services, cybersecurity, and web development.
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90

IG-Smart Ltd

(0 Reviews)

Not yet reviewed.
- $1,000+
- 10 - 49 employees
- London, United Kingdom
IG-Smart Ltd, a cybersecurity company, was established in 2009. The company provides cybersecurity, IT managed services, IT strategy consulting, and BI & big data consulting & SI and has a small team. The company is located in London, United Kingdom.
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