

H4 Information
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H4
Summary
H4 is a private company that has been in the industry for 10 years. The company currently specializes in the Information Technology and Services, Application Software, Internet Software, Fintech, Analytics, SaaS areas. The position of the Co-Founder & CEO is occupied by Joe Seifert. Its headquarters is located at London, England, GB. The number of employees ranges from 100 to 250. The annual revenue of H4 varies between 100K and 5.0M. Total funding of the company - $27M. To connect with H4 employee register on SignalHire.
Organization Website | hfour.com |
Social Links | |
Industries | |
Headquarters Location | 18-20 Farringdon Lane, London, England, EC1R 3AU GB |
Employees Size | 10-50 employees |
Founded | 2015 |
Estimated Annual Revenue | $100K - 5.0M |
Operating Status | Independent Company |
Competitors
Founded | Type | Employees | Revenue | Funding | |
|---|---|---|---|---|---|
| 2012 | Privately Held | 100 - 250 | 85M | $1B | |
| 2012 | Privately Held | 25 - 100 | 2.9M | $9.6M | |
| 2015 | Privately Held | 25 - 100 | 4.5M | $23M | |
| 2011 | Privately Held | 100 - 250 | 20M | $50M |
Employees Turnover 4 quarter 2025
Number of employees switched from or switched to
Total number all of employee turnover
Length of Employment
Employee tenure at H4 shows a diverse range of experience levels:
3% have been with the company for less than 1 year8% for 1–2 years5% for 3–4 years44% for 5–7 years18% for 8–10 years23% have over 11 years of service at H4Ex-employees positions
In Company
In New Company
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H4
Andrija Gramatikovski
Head of Product Design
Terry Hinman
Owner
Tyler Lopez
VP Product (Interim)
David Simone
Sr. Avionics Tech
Jon Suttom
Logistics Officer
Dimitar Mitreski
Product Designer
Darko Najdovski
Financial Analyst
Akram Akram
web designer
Sadia Ahmed
Business Intelligence Project Consultant
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FAQ
H4 operates in the IT Services industries. More details can be found on the official website: hfour.com.
The headquarters of H4 are located in London, United Kingdom.
The current CEO of H4 is Joe Seifert
H4 currently employs 10-50 people.
H4's revenue is approximately 2.3M.
Well-known competitors of H4 include Bitfinex, kompany - A Moody's Company, Luminance and Kira Systems.






