Trusted by many businesses for years,
Optimum Source, Inc. is the leader
in offshore business management.
We help you run your business from virtually anywhere
in the world. Suddenly, the sky is no longer the limit.
Who We Are
Committed to fuel
your business growth.
We are OSI. We will help you run your business even more smoothly.
With a world-class team of
experts in finance, IT, research,
corporate law, human resources,
& marketing, Optimum Source is
your "partner of choice" for your
outsourcing needs.
Our Clients
The Essence of Our Existence.
Our success is dependent upon
our client's success.
Some of our Clients are members of
Fortune 500 Nasdaq
Get in Touch
Optimum Source, Inc.
Suite 2501, The Orient Square
F.Ortigas Jr. Rd, Ortigas Center
Pasig City 1605 Philippines
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Phone:  +632.914.9999
Fax:        +632.914.1122
USA:       +1.866.463.0606
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