The OSS will host the fourth quarter and full year 2021 conference call on Thursday, March 24, 2022 at… | Your money

ESCONDIDO, Calif., March 10, 2022 (GLOBE NEWSWIRE) — One Stop Systems, Inc. (Nasdaq: OSS), a leader in portable edge AI solutions, will host a conference call on Thursday, March 24, 2022 at 5:00 p.m. , Eastern time, to discuss its results for the fourth quarter and fiscal year ended December 31, 2021. Financial results will be released in a press release prior to the call.

OSS management will host the conference call followed by a question-and-answer period.

Date: Thursday, March 24, 2021 Time: 5:00 p.m. Eastern Time (2:00 p.m. Pacific Time) Toll-free number: 1-888-204-4368 International dial-in number: 1-786- 789 -4797 Conference ID: 1238670

The conference call will be webcast live and available for replay here as well as via a link in the Investors section of the company’s website at OSS regularly uses its website to disclose material and immaterial information to investors, customers, employees and others interested in the company.

Please call the conference phone number five minutes before the start time. An operator will register your name and organization. If you are having difficulty connecting to the conference call, please contact CMA at 1-949-432-7566.

A replay of the call will be available after 8:00 p.m. Eastern Time the same day until April 7, 2022.

Toll-free replay number: 1-844-512-2921 International replay number: 1-412-317-6671 Replay ID: 1238670

About One Stop Systems One Stop Systems, Inc. (OSS) designs and manufactures innovative AI transportable edge computing modules and systems, including hardened servers, compute accelerators, expansion systems, flash storage arrays and Ion Accelerator™ SAN, NAS and data logging software for AI workflows. These products are used for large-scale AI dataset capture, training and inference in defense, oil and gas, mining, autonomous vehicles and rugged entertainment applications. OSS uses the power of PCI Express, the latest GPU accelerators and NVMe storage to create award-winning systems, including many industry firsts, for industrial OEMs and government customers. The company enables AI on the Fly® by bringing AI data center performance to the “edge,” especially on mobile platforms, and addressing the entire AI workflow, from high-speed data acquisition to deep learning, training and inference. OSS products are available directly or through global distributors. For more information, visit Media Contact: Katie Rivera One Stop Systems, Inc. Tel. (760) 745-9883 Email contact

Investor Relations: Ronald Both or Justin Lumley CMA Tel. (949) 432-7557 Email

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