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Rosemary Klein
Director/Board Member at
ARCH RESOURCES, INC.
Net worth: 4 M $ as of 30/05/2026
Profile
Ms. Rosemary L.
Klein, CPA, is a Secretary, Chief Legal Officer & Senior VP at Core Natural Resources, Inc. and a Secretary, Director & Vice President at Arch Resources, Inc. She is on the Board of Directors at Arch Resources, Inc. Ms. Klein was previously employed as a Secretary, Senior Vice President & General Counsel by Spartech LLC, a Secretary, Senior Vice President & General Counsel by Solutia, Inc., and a Secretary & Assistant General Counsel by Premcor, Inc. She also served on the board at Circus Flora, Inc. and Forsyth School, Inc. She received her undergraduate degree from the University of Illinois and a graduate degree from Washington University School of Law.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
0.08% | 18/03/2026 | 42,634 ( 0.08% ) | 4 M $ | 30/05/2026 |
Rosemary Klein active positions
| Companies | Position | Start |
|---|---|---|
| ARCH RESOURCES, INC. | Director/Board Member | 13/01/2025 |
Former positions of Rosemary Klein
| Companies | Position | End |
|---|---|---|
| SOLUTIA INC. | General Counsel | 31/12/2008 |
Premcor, Inc.
 Premcor, Inc. Oil Refining/MarketingEnergy Minerals Operates as an oil refining company | Corporate Secretary | 31/12/2002 |
Circus Flora, Inc.
 Circus Flora, Inc. Media ConglomeratesConsumer Services Circus Flora, Inc. is an American company. The company is located in the US. | Director/Board Member | - |
Forsyth School, Inc.
 Forsyth School, Inc. Other Consumer ServicesConsumer Services Functions as a College/University | Director/Board Member | - |
Spartech LLC
 Spartech LLC Chemicals: SpecialtyProcess Industries Manufactures thermoplastics, packaging and laminated solutions | General Counsel | - |
Training of Rosemary Klein
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
86
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
Spartech LLC
Spartech LLC Chemicals: SpecialtyProcess Industries Manufactures thermoplastics, packaging and laminated solutions | Process Industries |
Arch Resources, Inc.
 Arch Resources, Inc. CoalEnergy Minerals Provides coal mining and processing services & manufactures steel products | Energy Minerals |
Solutia, Inc.
 Solutia, Inc. Chemicals: Major DiversifiedProcess Industries Manufactures specialty chemicals and thermoplastic polyurethane interlayers | Process Industries |
Premcor, Inc.
Premcor, Inc. Oil Refining/MarketingEnergy Minerals Operates as an oil refining company | Energy Minerals |
University of Illinois
 University of Illinois Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Forsyth School, Inc.
Forsyth School, Inc. Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Washington University School of Law
 Washington University School of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Circus Flora, Inc.
Circus Flora, Inc. Media ConglomeratesConsumer Services Circus Flora, Inc. is an American company. The company is located in the US. | Consumer Services |
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