4xxi Employee Directory

IT Services and IT ConsultingUnited Kingdom11-50 Employees

At 4xxi, we specialise in launching startups and crafting exceptional products that revolutionise industries and transform lives. Our philosophy revolves around creating products that truly make a difference. With over 15 years of experience, we've collaborated on world-class projects, and our clients have raised over $500M+.

Our services include:
- Backend Development
- Frontend Development
- DevOps
- AI/ML Solutions
- Mobile Development

Under-the-hood:

- ⏳ 12+ years on the global markets (🇺🇸, 🇬🇧, 🇻🇬, Asia, Eastern & Western Europe)
- 🗞 Publications about our client in TechCrunch, Forbes, Business Insider, NY Times, Wired
- 🏅 Became "Top #2 Web Development Company in the world" (c) Manifesto
- 🏪 HQ in London
- 🚀 100+ completed projects we are proud of
- 🧗♀️ Own awesome Startup Competitions in London in partnerships with WeWork, Barclays, F6S, 11FS, Capital Enterprise, VCs

Find 4xxi employees' phone numbers or email addresses

4xxi Global Highlights

Europe
18

United Kingdom Of Great Britain And Northern Ireland
10
Montenegro
2
Georgia
1
Serbia
1
Germany
1
Finland
1
Spain
1
Azerbaijan
1

Asia
15

Russian Federation
13
Turkey
2

North America
1

United States Of America
1

4xxi's Leadership

E. S.
Chief Product Officer
Mobile Phone
Email
E. T.
Ceo
Mobile Phone
Email
A. B.
Vp, Cto
Mobile Phone
Email
A. F.
Lead Backend Developer
Mobile Phone
Email
A. S.
Lead Project Manager
Mobile Phone
Email
A. T.
Advisor
Mobile Phone
Email
A. S.
Mobile Phone
Email

Contact profiles from 4xxi

Name

Title

Contact Info

Location

Last Update

E. T.
Ceo
Mobile Phone
Email
SpainCatalonia
Nov 10, 2025
A. B.
Vp, Cto
Mobile Phone
Email
FinlandUusimaa
Oct 20, 2025
E. S.
Chief Product Officer
Mobile Phone
Email
Oct 02, 2023
A. F.
Lead Backend Developer
Mobile Phone
Email
SerbiaCentral Serbia
Oct 25, 2025
A. S.
Lead Project Manager
Mobile Phone
Email
Montenegro
Oct 20, 2025
A. T.
Advisor
Mobile Phone
Email
United KingdomEngland
Nov 12, 2025
A. S.
Mobile Phone
Email
UNITED STATES
Jun 06, 2025

Frequently Asked Questions

What is 4xxi known for?

4xxi was founded in 2008 operates in the IT Services and IT Consulting industry. The company's main headquarters is located in 23 Leyborne Park Kew Gardens, Richmond, London, England TW9 3HB, GB. Explore 4xxi's company overview page for more information.

What is 4xxi's most common email format?

4xxi employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more 4xxi email formats with LeadIQ.

How many employees does 4xxi have currently?

4xxi has approximately 23 employees as of October 2025. These team members are located across 3 continents, including EuropeAsiaNorth America.

Who are 4xxi's key employees and leadership?

As of October 2025, 4xxi's key employees include:

Chief Product Officer: E. S.
Ceo: E. T.
Vp, Cto: A. B.
Lead Backend Developer: A. F.
Lead Project Manager: A. S.

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