| Cloudful 2155905 · TMA1192167 | SINGAPORE FULL SCALE FULL SPEED PTE.LTD. | 24 Textiles25 Clothing35 Advertising | Registered | 2023 |
| CLOUDFALL 1960840 · TMA1135244 | SUTTER HOME WINERY, INC. | 33 Wine | Registered | 2022 |
| CLOUDFLEX 2313711 | Owner not listed | 3 Cosmetics | Pending | 2024 |
| CloudBuyer 1990092 · TMA1124951 | an individual | 17 Rubber | Registered | 2022 |
| CLOUDFLYER 2281211 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| CLOUDFIT 2018374 · TMA1131674 | Cloudfit Software, LLC | 9 Electronics42 Science | Registered | 2022 |
| CLOUDBLUE 1898200 · TMA1112752 · design | CloudBlue LLC | 9 Electronics35 Advertising36 Finance+3 | Registered | 2021 |
| CLOUDBLUE 1690939 · TMA980048 · design | CloudBlue LLC | 35 Advertising36 Finance37 Construction+2 | Registered | 2017 |
| CLOUDFLO 1641568 · TMA936591 · design | Automatic Bar Controls, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2016 |
| CLOUDFLO 1641567 · TMA936592 | Automatic Bar Controls, Inc. | 9 Electronics35 Advertising42 Science | Registered | 2016 |
| CLOUDBEES 1506527 · TMA825456 | Cloudbees, Inc. | 9 Electronics41 Education42 Science | Registered | 2012 |
| CLOUDVEIL 1284784 · TMA734093 | Cloudveil Mountain Peak, LLC a Delaware limited liability company | 25 Clothing | Registered | 2009 |
| CLOUDFIT 2297829 | Kimberly-Clark Worldwide, Inc. | 5 Pharmaceuticals | Pending | 2023 |
| Cloudflow 2281210 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| Cloudfarms 2159813 · TMA1228886 | an individual | 9 Electronics35 Advertising38 Telecommunications+3 | Registered | 2024 |
| CLOUDBREAK 1731902 · TMA964834 | P. GOOI PROFESSIONAL CORPORATION | 44 Medical | Registered | 2017 |
| CLOUDFORMS 1711742 · TMA937680 | Red Hat, Inc. | 9 Electronics42 Science | Registered | 2016 |
| CLOUDVELOX 1695539 · TMA976164 | VMware LLC | 9 Electronics42 Science | Registered | 2017 |
| CLOUDFLARE 1650049 · TMA896980 | CloudFlare, Inc. a legal entity | 9 Electronics42 Science | Registered | 2015 |
| CLOUDFORGE 1570938 · TMA876227 | CollabNet, Inc. (a Delaware corporation) | 9 Electronics42 Science | Registered | 2014 |
| Cloudpillo 2353357 | Owner not listed | 20 Furniture24 Textiles | Pending | 2024 |
| CLOUDPILLO 2311504 · design | an individual | 20 Furniture24 Textiles | Pending | 2023 |
| Cloudpulse 2297440 | On Clouds GmbH | 25 Clothing | Pending | 2023 |
| CLOUDFRONT 2229077 | Amazon Technologies, Inc. | 9 Electronics38 Telecommunications42 Science | Pending | 2022 |
| CLOUDBOOK 2000645 · TMA1144319 | HOLDHAM | 16 Paper | Registered | 2022 |