| | | | | |
| Subsidiary Name | Jurisdiction |
| ATI Investment Sub, Inc. | Delaware |
| Array Tech, Inc. (f/k/a Array Technologies, Inc.) | New Mexico |
| Array Tech Australia (Pty) Ltd | Australia |
| Array Tech IRB Finance, LLC | New Mexico |
| Array Technologies UK Limited | United Kingdom |
| Array Tecnologia Do Brasil Ltda. | Brazil |
| Soluciones Técnicas Integrales Norland, S.L.U. | Spain |
| KTR Solar Tech, S.L.U. | Spain |
| STINorland Brasil Ltda | Brazil |
| STINorland Mexico, S.A. de C.V. | Mexico |
| STINorland South Africa (Pty) Ltd | South Africa |
| STINorland USA, Inc. | California |
| STISolar SpA | Chile |