Contact Investor Relations

We welcome inquiries from current and prospective investors, analysts, and media. Please reach out using the contact information below.

Investor Relations

Charlie DiBona

Vice President of Finance and Chief Financial Officer

Data I/O Corporation
6645 185th Avenue NE, Suite 100
Redmond, WA 98052 USA

IR Counsel

Jordan M. Darrow

Darrow Associates

Darrow Associates
3616 Far West Boulevard, Suite 117-280
Austin, TX 78731

Darrow Associates serves as investor relations counsel for Data I/O Corporation and can assist with analyst inquiries, institutional investor outreach, and media requests.

Independent Auditors

Grant Thornton LLP

Bellevue, WA

Transfer Agent & Registrar

Computershare

For stock transfers, address changes, dividend inquiries, lost certificates, or other shareholder account questions, please contact Computershare directly.

Computershare
P.O. Box 30170, College Station, TX 77842-3170

Corporate Facts

Stock ExchangeNASDAQ: DAIO
CUSIP237690 102
ISINUS2376901029
SEC EDGAR CIK0000351998
CAGE Code54193
Federal Tax ID91-0864123
NAICS Code334519
SIC Code3825
IncorporatedWashington, April 1969
Business Founded1972
Fiscal Year EndDecember 31
Employees (as of 12/2025)100

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