Joseph Chang: Email & Phone Number

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Founder & Developer at MakanPlan|Singapore

Position:

Founder & Developer at MakanPlan

Location:

Singapore

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Last updated: 2026-09-20

Updated: 2026-09-20

Found email addresses for Joseph Chang:

Business emails:

**@integritysi.biz

Personal emails:

s****s@singnet.com.sg

Found phone for Joseph Chang:

+65-***-***-2717

A different Joseph Chang?

Work Experience 37 years

Founder & Developer at MakanPlan

Aug 2026 - Current

IT System Integrator at Self-employed

Jan 1999 - Current

IT Engineer at Concept-Systems Technologies Pte Ltd

Aug 2020 - Aug 2021

IT Consultant at Integrity System Integrator

Jul 1999 - Jan 2019

Owner at Tea Well

Aug 2006 - Jun 2016

Partner at Elpis Resource Network

Sep 1996 - Jun 1999

Principal at GTEX Technology Pte Ltd

Nov 1993 - Sep 1996

Computer Co-ordinator at Bookworm Consultants Pte Ltd

Nov 1989 - Jul 1993

Joseph Chang started working in 1989, then the employee has changed 7 companies and 7 jobs. On average, Joseph Chang works for one company for 8 years 5 months.

Their professional focus is AI, AI Productivity, and AI Prompting across 3 core areas.

Joseph holds Top Ten AI Prompts, Wireshark: Malware and Forensics, and Google Analytics for Beginners certifications and has been awarded Best staff of the year 1992

Education

Microsoft Certified System Administrator at New Horizons Computer Learning Centers

Microsoft Certified Professional at New Horizons Computer Learning Centers

Certificate of Attendance at Genovate Solutions Pte Ltd

BCS Part 1 at British Computer Society

NCC Certificate in Systems Analysis and Design at Comsertrac School of Computer Training

NCC Diploma in Computer Studies at TMC Computer School

Frequently Asked Questions

What is Joseph Chang's email address?

SignalHire found verified email addresses for Joseph Chang, both business and personal. Their business email is **@integritysi.biz, and personal emails include s****s@singnet.com.sg.

What is Joseph Chang's phone number?

SignalHire found a verified phone number for Joseph Chang: +65-***-***-2717.

How do I contact Joseph Chang at MakanPlan?

You can reach Joseph Chang 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 Joseph Chang's professional background?

Joseph Chang has 37 years of professional experience. They have held roles including IT System Integrator, IT Engineer, and IT Consultant at companies such as Self-employed, Concept-Systems Technologies Pte Ltd, and Integrity System Integrator. Their education includes Microsoft Certified System Administrator from New Horizons Computer Learning Centers, and Microsoft Certified Professional from New Horizons Computer Learning Centers.

Is Joseph Chang's contact information up to date?

Yes. Joseph Chang's SignalHire profile was last updated on 20 September 2026, reflecting their current position as Founder & Developer at MakanPlan.

Joseph Chang Namesakes

Name

Company

Position

Joseph Chang

Kumon Learning Center of San Francisco - Sunset

Manager/Owner

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Joseph Chang

WhiteWater

SolidWorks & Systems Support Engineer

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Joseph Chang

VC FREIGHT SERVICE CO., LTD

Executive Director

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