Osbert Castillon: Email & Phone Number

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Freelance at Upwork|Metro Manila, Philippines

Position:

Freelance at Upwork

Location:

Metro Manila, Philippines

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Last updated: 2026-09-06

Updated: 2026-09-06

Found email addresses for Osbert Castillon:

Business emails:

o********n@upwork.com

Found phone for Osbert Castillon:

+63-***-***-7130

A different Osbert Castillon?

Work Experience 9 years

Freelance at Upwork

Jun 2019 - Current

Appointment Setter at Puppy Singapore

Jan 2022 - Current

Office Staff at Jel Tristar Inc.

Jun 2017 - Current

Manager at JobGet

Aug 2020 - Oct 2022

Osbert Castillon started working in 2017, then the employee has changed 3 companies and 3 jobs. On average, Osbert Castillon works for one company for 5 years 10 months.

Their professional focus is Appointment Scheduling, Canva, and CapCut across 3 core areas.

Education

Bachelor's degree at Asian Institute of Computer Studies University

Bachelor of Science at ASIAN INSTITUTE OF COMPUTER STUDIES

Frequently Asked Questions

What is Osbert Castillon's email address?

SignalHire found a verified business email address for Osbert Castillon: o********n@upwork.com.

What is Osbert Castillon's phone number?

SignalHire found a verified phone number for Osbert Castillon: +63-***-***-7130.

How do I contact Osbert Castillon at Upwork?

You can reach Osbert Castillon 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 Osbert Castillon's professional background?

Osbert Castillon has 9 years of professional experience. They have held roles including Appointment Setter, Office Staff, and Manager at companies such as Puppy Singapore, Jel Tristar Inc., and JobGet. Their education includes Bachelor's degree from Asian Institute of Computer Studies University, and Bachelor of Science from ASIAN INSTITUTE OF COMPUTER STUDIES.

Is Osbert Castillon's contact information up to date?

Yes. Osbert Castillon's SignalHire profile was last updated on 6 September 2026, reflecting their current position as Freelance at Upwork in San Francisco, California, United States.

Osbert Castillon Namesakes

Name

Company

Position

Osbert Castillon

Jel Tristar Inc

Office Staff

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