About Us
Maintenance Agreements

On site service for back-end Semiconductor Processing Equipment
We are dedicated to providing a reliable support for your entire Semiconductor Assembly operation-from equipment procurement/set-up to rebuilds, repairs, maintenance and personnel training.

Our customer base includes over 23 satisfied customers.

Hands on experience developed through 20 years as a Field Service Engineer with ESEC, recognized as the Industry Leader in Semiconductor Assembly Equipment.

GRDTech has a solid background in the Semiconductor Assembly processes Wire Bonding.
Our mission is to secure a manageable customer base that will ensure timely, reliable service.

We'll work with you to achieve your goals. Support doesn't stop when the service call is over. You can count on prompt phone assistance for any problems/questions that may arise.

Flexibly tailored services to meet customer's needs, while ensuring equipment and personnel optimization.
We have the technical expertise, industry knowledge and diagnostic tools to effectively and efficiently resolve your problems.


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Greg Delasandro, President, Senior Field Service Engineer
2696 East Haymore Ct.
Gilbert, AZ 85297
Phone 480-600-9840 or 602-570-9071 Fax 480-507-9402
Email greg@grdtec.com  or grdtec@yahoo.com WWW.grdtec.com