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Visit us:

476 Tremont Street, Boston MA

Hours: Monday-Friday 11am-6pm

Contact us:

General inquiries:

Business phone: 617-874-1579



Do you have unwanted computer equipment*? If so, please consider donating it to Square Tech. We refurbish donated computers, allowing us to provide affordable computer equipment to our residents and the public.


*If you are donating equipment, we ask that you please remove the hard drive before coming by. If you need assistance with removing the hard drive we are happy to help.

Equipment Needed:

  • PC Desktop System

    • CPU Type: Intel Core Duo, Intel Core2 Duo, Intel Core2 Quad, Intel Xeon, Intel Core (i3, i5, i7), AMD Phenom (X3, X4, X6, or higher)

    • Amount of RAM: 1GB or higher

    • Hard Drive: 60GB or HIGHER

    • General Condition: Excellent, Good, or Fair

  • PC Laptop System

Scheduling Drop Off

If we are located near you, you can arrange a time to drop-off your equipment or potentially setup some arrangement for a pick up. We appreciate a financial donation if we are making a pick-up.


If you have a large technology donation, please contact Irene Chan, Square Tech’s Manager at, and we will make arrangements to get your donation and provide you with tax receipts. 

Square Tech is a technology-based program under a 501(c)(3) tax-exempt non-profit called Castle Square Tenants Organization (CSTO). Your contribution is tax-deductible to the extent permitted by law.

Special Thanks

We very much appreciate the many companies, universities, agencies, nonprofits, organizations and individuals that regularly donate computers and other gear to us.

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