![Brian Tessin](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>)
Brian Tessin
Director/Board Member at
ISABELLA BANK CORPORATION
Net worth: 41 949 $ as of 29/06/2026
Profile
Brian B. Tessin is currently Independent Director at Isabella Bank Corp.
starting in 2025.
Mr. Tessin is Director at Dow Silicones UK Ltd. Mr. Tessin is Director at Isabella Bank starting in 2025.
Mr. Tessin is Member of Tax Executives Institute, Inc. Mr. Tessin is Member of State Bar of Michigan.
Mr. Tessin is Chief Tax Officer at Dow, Inc. since 2019.
Formerly, Mr. Tessin was Chief Tax Counsel & Vice President-Tax at Albemarle Corp.
Education includes undergraduate studies at Ferris State University (Michigan), graduate degrees from Walsh College, and The Thomas M.
Cooley Law School.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 31/05/2026 | 1,062 ( 0.01% ) | 41 949 $ | 29/06/2026 |
Brian Tessin active positions
| Companies | Position | Start |
|---|---|---|
| ISABELLA BANK CORPORATION | Director/Board Member | 05/10/2025 |
| DOW INC. | Comptroller/Controller/Auditor | 31/12/2018 |
Dow Silicones UK Ltd.
 Dow Silicones UK Ltd. Chemicals: SpecialtyProcess Industries Manufactures inorganic chemicals | Director/Board Member | - |
Isabella Bank
 Isabella Bank Regional BanksFinance Operates as a state chartered commercial bank | Director/Board Member | 05/10/2025 |
State Bar of Michigan
 State Bar of Michigan Miscellaneous Commercial ServicesCommercial Services Operates lawyers licensing organization | Corporate Officer/Principal | - |
Tax Executives Institute, Inc.
 Tax Executives Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as an association | Corporate Officer/Principal | - |
Former positions of Brian Tessin
| Companies | Position | End |
|---|---|---|
| ALBEMARLE CORPORATION | Comptroller/Controller/Auditor | - |
Training of Brian Tessin
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
65
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Albemarle Corp.
 Albemarle Corp. Chemicals: SpecialtyProcess Industries Manufactures basic lithium compounds for energy storage, plastic materials and organometallic co-catalysts | Process Industries |
Isabella Bank Corp.
 Isabella Bank Corp. Regional BanksFinance Operates as a financial services holding company | Finance |
Ferris State University (Michigan)
 Ferris State University (Michigan) Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Walsh College
 Walsh College Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
The Thomas M. Cooley Law School
 The Thomas M. Cooley Law School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Dow Silicones UK Ltd.
Dow Silicones UK Ltd. Chemicals: SpecialtyProcess Industries Manufactures inorganic chemicals | Process Industries |
Tax Executives Institute, Inc.
Tax Executives Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as an association | Commercial Services |
State Bar of Michigan
State Bar of Michigan Miscellaneous Commercial ServicesCommercial Services Operates lawyers licensing organization | Commercial Services |
Isabella Bank
Isabella Bank Regional BanksFinance Operates as a state chartered commercial bank | Finance |
Dow, Inc.
 Dow, Inc. Chemicals: SpecialtyProcess Industries Engages in the production and marketing of polyethylene products | Process Industries |
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