Insights

Strong Market Presence With a revenue ranging between $500 million and $1 billion and over two decades of experience, Diligence is a well-established player in the security and investigations industry, indicating a solid foothold and ongoing growth opportunities.

Diversified Clientele Serving complex legal and security challenges, Diligence’s expertise appeals to large organizations seeking trustworthy investigative services, presenting opportunities to offer tailored security technology solutions.

Technology Stack Utilization Employing modern technology platforms including Microsoft Azure and Windows Server, Diligence is receptive to innovative IT solutions, suggesting potential for software, cloud services, and cybersecurity offerings.

Expansion Potential Given its substantial revenue and experienced team, Diligence could be interested in expanding its technological capabilities or geographic reach through strategic partnerships and investments.

Competitive Positioning Operating alongside similar-sized firms with broad revenue ranges, Diligence presents opportunities for differentiation through advanced investigative tools, cybersecurity solutions, or enhanced data analytics to reinforce its market stance.

Diligence Tech Stack

Diligence uses 8 technology products and services including WordPress, CIVIC, jQuery, and more. Explore Diligence's tech stack below.

  • WordPress
    Content Management System
  • CIVIC
    Cookie Compliance
  • jQuery
    Javascript Libraries
  • jQuery Migrate
    Javascript Libraries
  • Windows Server
    Operating Systems
  • Microsoft Azure
    Platform As A Service
  • HSTS
    Security
  • OpenSSL
    Web Server Extensions

Media & News

Diligence's Email Address Formats

Diligence uses at least 1 format(s):
Diligence Email FormatsExamplePercentage
FLast@diligence.comJDoe@diligence.com
94%
F.Last@diligence.comJ.Doe@diligence.com
2%
First@diligence.comJohn@diligence.com
2%
FirstLast@diligence.comJohnDoe@diligence.com
2%

Frequently Asked Questions

Where is Diligence's headquarters located?

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Diligence's main headquarters is located at One Ely Place 3rd Floor London, England ec1n 6ry United Kingdom. The company has employees across 5 continents, including EuropeNorth AmericaAfrica.

What is Diligence's phone number?

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You can contact Diligence's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Diligence's official website and social media links?

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Diligence's official website is diligence.com and has social profiles on LinkedIn.

What is Diligence's NAICS code?

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Diligence's NAICS code is 5616 - Investigation and Security Services.

How many employees does Diligence have currently?

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As of May 2026, Diligence has approximately 67 employees across 5 continents, including EuropeNorth AmericaAfrica. Key team members include Ceo: N. D.Chief Executive Officer: N. D.Founder & Teacher: A. S.. Explore Diligence's employee directory with LeadIQ.

What industry does Diligence belong to?

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Diligence operates in the Security and Investigations industry.

What technology does Diligence use?

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Diligence's tech stack includes WordPressCIVICjQueryjQuery MigrateWindows ServerMicrosoft AzureHSTSOpenSSL.

What is Diligence's email format?

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Diligence's email format typically follows the pattern of FLast@diligence.com. Find more Diligence email formats with LeadIQ.

When was Diligence founded?

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Diligence was founded in 2000.

Diligence

Security and InvestigationsEngland, United Kingdom51-200 Employees

With over two decades of experience, Diligence has established itself as a trusted partner for businesses navigating complex, legal challenges. Our team of dedicated professionals combine deep industry knowledge with innovative solutions. 

By seeing what others overlook we help clients to secure the advantage.  Our intelligence sharpens decision making and maximises leverage instilling confidence for clients to move forward.

Section iconCompany Overview

Headquarters
One Ely Place 3rd Floor London, England ec1n 6ry United Kingdom
Phone number
NAICS Code
5616 - Investigation and Security Services
Founded
2000
Employees
51-200

Section iconMedia & News

Section iconFunding & Financials

  • $500M$1B

    Diligence's revenue is estimated to be in the range of $500M$1B

Section iconFunding & Financials

  • $500M$1B

    Diligence's revenue is estimated to be in the range of $500M$1B

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