Maestech is headquartered in Pyung Taek, South Korea, with sales and service partners in Japan,Taiwan and the United States. All company sites feature Class 1000 clean rooms and offer sales, service, and comprehensive partners in Japan. Maestech has an installed base of equipment throughout Asia and North America, and is actively seeking to purchase used equipment as well as sell refurbished equipment.

Maestech provides installation and on-site support, including a preventive maintenance program, as well as operator training at one of its facilities.

Maestech has the facilities and expertise to remanufacture equipment to "zero defect" condition, and offers numerous upgrades and enhancements which are not available from OEM. Maestech can reconfigure most equipment to accommodate customer’s requirements for different wafer sizes and deposition processes, including adding or removing chambers. Maestech thoroughly tests every piece of equipment prior to shipment including the use of process gases on 100 wafers.