Top Quantum Computing companies in the world by Revenue

This ranking features the top 11 Quantum Computing companies in the world ranked by Revenue, totaling a Revenue of USD 76.37 B, for August 11, 2025.

#	Name	Market Capitalization Share Price Year-To-Date (YTD) return Price to Earnings Ratio (P/E) Revenue Year-on-Year (YoY) growth Operating Income EBIT EBITDA Free Cash Flow Dividend Yield Free Cash Flow Yield Total Assets Total Liabilities Cash and Short-Term Investments	Stock Price	Change	Price (30 days)	52W low/high	Sector

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Frequently Asked Questions

Which Quantum Computing company in World has the highest Revenue ?

The Quantum Computing company in World with the highest Revenue is International Business Machines Corporation (NYSE: IBM) at USD 64.04 B.

Which Quantum Computing company in World has the lowest Revenue ?

The Quantum Computing company in World with the lowest Revenue is Arqit Quantum Inc. (NasdaqCM: ARQQ) at USD 293.00 K.

What are the top 10 Quantum Computing companies in World by Revenue ?

The top 10 Quantum Computing companies in World by Revenue are International Business Machines Corporation, SK Telecom Co.,Ltd, ParTec AG, IonQ, Inc., QuantumCTek Co., Ltd., SSH Communications Security Oyj, D-Wave Quantum Inc., AmpliTech Group, Inc., Rigetti Computing, Inc. and Quantum Computing, Inc..

What are the bottom 10 Quantum Computing companies in World by Revenue ?

The bottom 10 Quantum Computing companies in World by Revenue are Arqit Quantum Inc., Quantum Computing, Inc., Rigetti Computing, Inc., AmpliTech Group, Inc., D-Wave Quantum Inc., SSH Communications Security Oyj, QuantumCTek Co., Ltd., IonQ, Inc., ParTec AG and SK Telecom Co.,Ltd.