One Stop Systems Investor Presentation — September 2021

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Corporate Presentation September 2021OneStopSystems.com

N A S D A Q : O S SAI Transportable Solutions on the EdgeImportant Disclaimers & Cautions Regarding

Forward -Looking Statements

2One Stop Systems cautions you that statements inthis presentation that arenotadescription ofhistorical facts areforward -looking statements .These statements

arebased onthecompany's current beliefs and expectations .The inclusion offorward -looking statements should notberegarded asarepresentation byOne Stop

Systems oritspartners that any ofour plans orexpectations will beachieved, including but not limited toour management’s ability toincrease thecompany’s

market position orrevenue .

Actual results may differ from those setforth inthis presentation due totherisk and uncertainties inherent inourbusiness, including risks described inourprior

press releases and inourfilings with theSecurities and Exchange Commission (SEC), including under theheading "Risk Factors" inourAnnual Report onForm 10-K

and anysubsequent filings with theSEC.

You arecautioned nottoplace undue reliance onthese forward -looking statements, which speak only asofthedate hereof, and weundertake noobligation to

revise orupdate this presentation toreflect events orcircumstances after thedate hereof .Allforward -looking statements arequalified intheir entirety bythis

cautionary statement, which ismade under thesafe harbor provisions ofthePrivate Securities Litigation Reform Actof1995 .

This presentation contains estimates and statistical data that weobtained from industry publications and reports .Wehave notindependently verified their data,

and wedonotguarantee theaccuracy and completeness ofthis information .You arecautioned nottogive undue weight tosuch estimates, and theprojections,

assumptions and estimates ofthefuture performance ofthemarkets inwhich weoperate, which arenecessarily subject toahigh degree ofuncertainty and risk.

This presentation shall notconstitute anoffer tosellorthesolicitation ofanoffer tobuy any securities, norshall there beany offer orsale ofany securities, inany

state orjurisdiction inwhich theoffer, solicitation, orsale ofsecurities would beunlawful .Some images may bestock photos .

© One Stop Systems, Inc. 2021 & 2020. All Rights Reserved. “AI on the Fly” is a registered trademark of One Stop Systems, Inc. 0901213

In 2018, only 10% of

generated data was created

and processed on the edge2By 2025, data processed

on the edge is expected

1) Total Edge Market. Source: Grand View Research 2) GartnerEdge Computing

Trend: Bringing computing to the user