Matrix Service Company Subsidiaries
Every subsidiary the company listed in Exhibit 21 of its annual reports, newest list first (19 lists). Names and jurisdictions are as filed.
- 2026-09-03: Subsidiary Document.
- 2026-09-03: Subsidiary Matrix Service Company.
- 2026-09-03: Subsidiary Matrix Service Inc., an Oklahoma corporation.
- 2026-09-03: Subsidiary Matrix Service Canada ULC, an Alberta, Canada unlimited liability corporation.
| Annual report filed | Subsidiary | Jurisdiction |
|---|
| 2026-09-03 | Document | |
|---|
| 2026-09-03 | Matrix Service Company | |
|---|
| 2026-09-03 | Matrix Service Inc., an Oklahoma corporation | |
|---|
| 2026-09-03 | Matrix Service Canada ULC, an Alberta, Canada unlimited liability corporation | |
|---|
| 2026-09-03 | Matrix North American Construction, Inc., an Oklahoma corporation | |
|---|
| 2026-09-03 | Matrix North American Construction, Ltd., a Canadian corporation | |
|---|
| 2026-09-03 | Matrix North American Construction, LLC, a Delaware limited liability company | |
|---|
| 2026-09-03 | Matrix SME Canada, Inc., a Delaware corporation | |
|---|
| 2026-09-03 | Matrix SME Canada ULC, a Nova Scotia, Canada unlimited liability corporation | |
|---|
| 2026-09-03 | Matrix PDM Engineering, Inc., a Delaware corporation | |
|---|
| 2026-09-03 | Matrix PDM, LLC, an Oklahoma limited liability company | |
|---|
| 2026-09-03 | Matrix Applied Technologies, Inc., a Delaware corporation | |
|---|
| 2026-09-03 | Matrix International Holding Company, Ltd., a British corporation | |
|---|
| 2026-09-03 | Matrix International Holding Company, LLC, a Delaware limited liability company | |
|---|
| 2026-09-03 | Matrix Applied Technologies, Ltd., a South Korean corporation | |
|---|
| 2026-09-03 | Matrix Applied Technologies, Pty. Ltd., an Australian corporation | |
|---|
| 2026-09-03 | Matrix Products and Services S. de R.L. de C.V., a Mexican limited liability variable stock corporation | |
|---|
| 2026-09-03 | MSI Federal Contracting, LLC, a Delaware limited liability company | |
|---|
| 2026-09-03 | Houston Dynamics, LLC, a Qatar limited liability company | |
|---|
| 2026-09-03 | Matrix Service International, LLC, a Delaware limited liability company | |
|---|
| 2026-09-03 | Matrix Applied Technologies FZ-LLC, a UAE free zone company | |
|---|
| 2026-09-03 | Matrix PDM Engineering Ltd., a Nova Scotia limited company | |
|---|
| 2026-09-03 | Matrix Engineering & Technical Solutions, LLC, a Delaware limited liability company | |
|---|
| 2026-09-03 | Matrix Project Services, LLC, a Delaware limited liability company | |
|---|
| 2026-09-03 | Matrix Project Services Ltd. an Alberta, Canadian corporation | |
|---|
| 2026-09-03 | Matrix PDM Engineering B.V, a Netherlands private company with limited liability | |
|---|
| 2026-09-03 | Matrix International Engineering, LLP, a Delaware Limited-Liability Partnership | |
|---|