![Sarah Opperman](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>)
Sarah Opperman
Chairman at
ISABELLA BANK CORPORATION
Net worth: 999 681 $ as of 31/05/2026
Profile
Sarah R.
Opperman is currently Chairman at Isabella Bank Corp.
and Isabella Bank since 2021, Chairman at Midmichigan Health Foundation, Director at Midland United Corp, CMU Research Corp., The Herbert H.
& Grace A. Dow Foundation, and Michigan Baseball Foundation.
Ms. Opperman is Principal at Carnegie Mellon University since 2016, Member-Advancement Board at Central Michigan University, Treasurer at United Way of Midland County, and Owner of Opperman Consulting LLC.
Former roles include President & Chief Executive Officer at The Midland Business Alliance in 2018, Director at Mymichigan Health, and VP-Global Government Affairs & Public Policy at The Dow Chemical Co. Education includes an undergraduate degree from Carnegie Mellon University conferred in 2016.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 01/06/2026 | 24,514 ( 0.33% ) | 999 681 $ | 31/05/2026 |
Sarah Opperman active positions
| Companies | Position | Start |
|---|---|---|
| ISABELLA BANK CORPORATION | Chairman | 26/05/2021 |
Opperman Consulting LLC | Corporate Officer/Principal | - |
CMU Research Corp.
 CMU Research Corp. Miscellaneous Commercial ServicesCommercial Services Operates as an organization that focuses on product and strategic development for entrepreneurs | Director/Board Member | - |
Isabella Bank
 Isabella Bank Regional BanksFinance Operates as a state chartered commercial bank | Chairman | 26/05/2021 |
Midland United Corp
 Midland United Corp RailroadsTransportation Freight railroad concern | Director/Board Member | - |
United Way of Midland County
 United Way of Midland County United Way of Midland County is a community-driven organization that collaborates with nonprofits and funds programs to address youth success, health, and household stability. The private company is based in Midland, MI. It supports children from birth through career development, promotes health and safety for individuals and families, and fosters long-term stability and independence. The organization engages the community through giving, advocacy, and volunteering. | Treasurer | - |
Carnegie Mellon University
 Carnegie Mellon University Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Central Michigan University
 Central Michigan University Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
Midmichigan Health Foundation
 Midmichigan Health Foundation Hospital/Nursing ManagementHealth Services Operates as general medical and surgical hospitals | Chairman | - |
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Former positions of Sarah Opperman
| Companies | Position | End |
|---|---|---|
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| ░░░ ░░░░░░░░ ░░░░░░░ ░░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | ░░░░░░░░░░ |
| ░░░░░░░░░░ ░░░░░░ | ░░░░░░░░ | - |
Training of Sarah Opperman
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
43
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
The Dow Chemical Co.
 The Dow Chemical Co. Chemicals: Major DiversifiedProcess Industries Manufactures specialty additives, modifiers and plastic polyethylene products | Process Industries |
Isabella Bank Corp.
 Isabella Bank Corp. Regional BanksFinance Operates as a financial services holding company | Finance |
Carnegie Mellon University
Carnegie Mellon University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Midland United Corp
Midland United Corp RailroadsTransportation Freight railroad concern | Transportation |
Central Michigan University
Central Michigan University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Mymichigan Health
 Mymichigan Health Medical/Nursing ServicesHealth Services Provides health care services | Health Services |
The Herbert H. & Grace A. Dow Foundation
 The Herbert H. & Grace A. Dow Foundation Investment Trusts/Mutual FundsMiscellaneous Operates as a non-profit organization which improves the educational, religious, economic, and cultural lives of Michigan''s people | Miscellaneous |
Isabella Bank
Isabella Bank Regional BanksFinance Operates as a state chartered commercial bank | Finance |
Michigan Baseball Foundation | |
United Way of Midland County
United Way of Midland County United Way of Midland County is a community-driven organization that collaborates with nonprofits and funds programs to address youth success, health, and household stability. The private company is based in Midland, MI. It supports children from birth through career development, promotes health and safety for individuals and families, and fosters long-term stability and independence. The organization engages the community through giving, advocacy, and volunteering. | |
CMU Research Corp.
CMU Research Corp. Miscellaneous Commercial ServicesCommercial Services Operates as an organization that focuses on product and strategic development for entrepreneurs | Commercial Services |
Opperman Consulting LLC | |
The Midland Business Alliance
 The Midland Business Alliance Miscellaneous Commercial ServicesCommercial Services Provides social services | Commercial Services |
Midmichigan Health Foundation
Midmichigan Health Foundation Hospital/Nursing ManagementHealth Services Operates as general medical and surgical hospitals | Health Services |
- Stock Market
- Insiders
- Sarah Opperman
