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Refined Electronic Systems

Contact Us

Email contactTo send us an email message, just click here, or on the "@" icon to the left.

Please let us know how we can be of service to you.

Phone contact

Call 808-455-6611 to speak with us by phone.

We would enjoy hearing from you.


Our fax number is also 808-455-6611, if you need to send us hard copy.

Mail contact

Regular mail should be addressed to:
99-1451 Koaha Place #6

Aiea, HI 96701


To see us in person, please remember to contact us for an appointment.






©2019 Design Systems Ltd.