john freeman: Email & Phone Number

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Security Consultant at Nethemba|Changsha, Hunan, China

Position:

Security Consultant at Nethemba

Location:

Changsha, Hunan, China

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Last updated: 2026-10-10

Updated: 2026-10-10

Found email addresses for john freeman:

Business emails:

j******n@nethemba.com

Found phone for john freeman:

+86-***-***-7369

Prospect analytics

Current work details

DepartmentInternet

A different john freeman?

Work Experience 28 years

Security Consultant at Nethemba

Dec 2020 - Current

CEO at Freeman Consulting

Jan 2004 - Current

Counsel/CISO at Xenect

Jan 2016 - Nov 2022

Co Founder at AgriLedger

Apr 2016 - May 2017

Volunteer Coordinator at Common Ground Relief

May 2007 - Dec 2007

Legal Advisor at Impact Holdings Ltd

Jan 2005 - Jan 2007

VP Operations at Big Cat Records

Jan 2003 - Jan 2005

C.E.O at Prestige Artist Management

Jan 2003 - Jan 2004

Director of Marketing at Prestige Music Group

Jan 1998 - Jan 2003

john freeman started working in 1998, then the employee has changed 8 companies and 8 jobs. On average, john freeman works for one company for 5 years 3 months.

john is proficient in Chinese, English, and German. Their professional focus is Advertising, Artificial Intelligence (AI), and Broadcast across 3 core areas.

john holds HTB Certified Offensive AI Expert (HTB COAE), Red Team Operator, and Hack The Box Certified Penetration Testing Specialist (HTB CPTS) certifications and has been awarded Fintech Jam for Good Singularity University Prize (AgriLedger) and First Prize, Blockchain Labs Shanghai Hackathon (CargoChain)

Education

Master of Science - MS at Abertay University

BS Bus at Tulane University

Juris Doctorate at Tulane University School of Law

Frequently Asked Questions

What is john freeman's email address?

SignalHire found a verified business email address for john freeman: j******n@nethemba.com.

What is john freeman's phone number?

SignalHire found a verified phone number for john freeman: +86-***-***-7369.

How do I contact john freeman at Nethemba?

You can reach john freeman through SignalHire by unlocking their verified email and direct phone number (free signup, no credit card needed). SignalHire is the fastest route if you need their contact details immediately.

What is john freeman's professional background?

john freeman has 28 years of professional experience. They have held roles including CEO, Counsel/CISO, and Co Founder at companies such as Freeman Consulting, Xenect, and AgriLedger. Their education includes Master of Science - MS from Abertay University, and BS Bus from Tulane University.

Is john freeman's contact information up to date?

Yes. john freeman's SignalHire profile was last updated on 10 October 2026, reflecting their current position as Security Consultant at Nethemba in Bratislava, Slovakia, Slovak Republic.

john freeman Namesakes

Name

Company

Position

John Freeman

CONNECTICUT ASSOCIATION OF PUBLIC SCHOOL SUPERINTENDENTS INC

Reading Coach

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John Freeman

Tropicana Brands Group

Senior Logistics Analyst

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John Freeman

Limitless Possibilities LLC

Direct Support Professional

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