List of flash memory controller manufacturersList
Note: Independent=sells to any 3rd party; Captive=only used for their own products
Largest NAND flash memory manufacturers
The following were the largest NAND flash memory manufacturers, as of the third quarter of 2025.[26]
- Samsung Electronics – 30%
- SK Hynix – 20%
- Kioxia – 14%
- Micron Technology – 13%
- YMTC – 13%
- Western Digital Corporation – 11%
Note: SK Hynix acquired Intel's NAND business at the end of 2021[27] Kioxia spun out and got renamed of Toshiba in 2018/2019.[28]
Samsung remains the largest NAND flash memory manufacturer as of third quarter 2025.
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