![James Henry Thomasson](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
James Henry Thomasson currently works at Emersub Treasury Ireland Unlimited Co., as Director from 2017, Emerson USD Finance Co. Ltd., as Director from 2017, and Aspen Technology, Inc., as Director, Treasurer & Vice President from 2025.
| Companies | Position | Start |
|---|---|---|
| ASPEN TECHNOLOGY, INC. | Director/Board Member | 2025-03-11 |
Emerson USD Finance Co. Ltd.
 Emerson USD Finance Co. Ltd. Financial ConglomeratesFinance Provides financial services | Director/Board Member | 2017-05-02 |
Emersub Treasury Ireland Unlimited Co.
 Emersub Treasury Ireland Unlimited Co. Investment Banks/BrokersFinance Provides securities brokerage services | Director/Board Member | 2017-02-12 |
Active
Inactive
Listed companies
Private companies
| Private companies | 3 |
|---|---|
Emersub Treasury Ireland Unlimited Co.
Emersub Treasury Ireland Unlimited Co. Investment Banks/BrokersFinance Provides securities brokerage services | Finance |
Emerson USD Finance Co. Ltd.
Emerson USD Finance Co. Ltd. Financial ConglomeratesFinance Provides financial services | Finance |
Aspen Technology, Inc.
 Aspen Technology, Inc. Packaged SoftwareTechnology Services Develops software for asset performance, monitoring management and optimization solutions | Technology Services |
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