OSS One Stop Systems Inc

One Stop Systems, Inc. (Nasdaq: OSS), a leader in specialized high-performance edge computing, will hold a conference call on Thursday, March 25, 2021 at 5:00 p.m. Eastern time to discuss its results for the fourth quarter and full year ended December 31, 2020. The financial results will be issued 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 25, 2021Time: 5:00 p.m. Eastern time (2:00 p.m. Pacific time)Toll-free dial-in number: 1-800-437-2398International dial-in number: 1-786-204-3966Conference ID: 1791479

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 ir.onestopsystems.com. OSS regularly uses its website to disclose material and non-material information to investors, customers, employees and others interested in the company.

Please call the conference telephone number five minutes prior to the start time. An operator will register your name and organization. If you have any difficulty connecting with 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 on the same day through April 8, 2021.

Toll-free replay number: 1-844-512-2921International replay number: 1-412-317-6671Replay ID: 1791479

About One Stop Systems One Stop Systems, Inc. (OSS) designs and manufactures innovative specialized high-performance edge computing modules and systems, including customized servers, compute accelerators, expansion systems, flash storage arrays and Ion Accelerator storage software. These products are used for deep learning, AI, defense, finance, and entertainment applications, and empower scientists, engineers, creators and other professionals to push the boundaries of their industries.

OSS utilizes the power of PCI Express, the latest GPU accelerators and NVMe storage to build award-winning systems, including many industry firsts, for OEMs and government customers. The company enables AI on the Fly® by bringing AI datacenter performance to ‘the edge’ and on mobile platforms, and by 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, go to www.onestopsystems.com.

Media Contact: Katie RiveraOne Stop Systems, Inc. Tel (760) 745-9883Email contact

Investor Relations:Ronald Both or Grant StudeCMATel (949) 432-7557 Email contact