Exhibit 21.1
MOBILEWALLA HOLDCO, INC.
(a wholly-owned subsidiary of Covariate, Inc. (f/k/a SPACSphere Acquisition Corp.))
LIST OF SUBSIDIARIES
As of August 12, 2026
The following table sets forth the subsidiaries of Mobilewalla Holdco, Inc., the jurisdiction of incorporation or organization of each subsidiary, and the percentage of voting securities owned.
| Name of Subsidiary |
Jurisdiction of Incorporation or Organization |
Percentage Ownership |
||||
| Mobilewalla, Inc. |
Delaware | 100 | % | |||
| Mobilewalla Information Solutions Private Limited |
India (Kolkata) | 100 | % | |||
| Mobilewalla PTE. LTD. |
Singapore | 100 | % | |||
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