Sylvester: Email & Phone Number

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General Manager at Wisanamitra Argakarya, PT. (Wisana)|Jakarta, Indonesia

Position:

General Manager at Wisanamitra Argakarya, PT. (Wisana)

Location:

Jakarta, Indonesia

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Last updated: 2026-08-27

Updated: 2026-08-27

Found email addresses for Sylvester:

Business emails:

s*******r@wisana.com

Personal emails:

c********r@gmail.com,

s**********r@imperial.ac.uk

Found phone for Sylvester:

+62-***-***-4107

A different Sylvester?

Work Experience 13 years

General Manager at Wisanamitra Argakarya, PT. (Wisana)

Oct 2016 - Current

Crestron Programmer Intern at Kluege International

Jun 2013 - Jul 2013

Sylvester started working in 2013, then the employee has changed 1 company and 1 job. On average, Sylvester works for one company for 5 years.

Sylvester is proficient in Chinese, English, and Indonesian. Their professional focus is Advertising, Branding & Identity, and Concept Development across 3 core areas.

Sylvester holds Duolingo Spanish Fluency: Elementary (Estimated) certifications and has been awarded Winner of G-Research Coding Challenge at Imperial College, 1st Winner of Aku Bangga Indonesia 2009 Web Design Competition, and 2nd Place Winner of CDRW 2008 Web Design Competition

Education

Master’s Degree at Imperial College London

Bachelor of Science (B.Sc.) at Institut Teknologi Bandung (ITB)

Bachelor's degree at Universitas Katolik Parahyangan (UNPAR)

Zhejiang University

Frequently Asked Questions

What is Sylvester's email address?

SignalHire found verified email addresses for Sylvester, both business and personal. Their business email is s*******r@wisana.com, and personal emails include c********r@gmail.com, and s**********r@imperial.ac.uk.

What is Sylvester's phone number?

SignalHire found a verified phone number for Sylvester: +62-***-***-4107.

How do I contact Sylvester at Wisanamitra Argakarya, PT. (Wisana)?

You can reach Sylvester 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 Sylvester's professional background?

Sylvester has 13 years of professional experience. They have held roles including Crestron Programmer Intern at companies such as Kluege International. Their education includes Master’s Degree from Imperial College London, and Bachelor of Science (B.Sc.) from Institut Teknologi Bandung (ITB).

Is Sylvester's contact information up to date?

Yes. Sylvester's SignalHire profile was last updated on 27 August 2026, reflecting their current position as General Manager at Wisanamitra Argakarya, PT. (Wisana) in Jakarta, DKI Jakarta, Indonesia.

Sylvester Namesakes

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Position

Sylvester

slyfolk

Game/Tech Analyst

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Sylvester

Fox Business Development (MANGO Nigeria)

Senior Sales Executive

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Sylvester

Decathlon Sports India

Department Manager

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Other employees at Wisanamitra Argakarya, PT. (Wisana)

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Servatius Pandu Dewanata Piusandi

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Sylvia Sylvia

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