Catherine Flax-Kosecki
Net worth: 10 M $ as of 2026-05-30
Net worth: 10 M $ as of 2026-05-30
Catherine Flax-Kosecki is Chief Executive Officer & Director at Zefiro Methane Corp.
starting in 2025, Chairman at Base Carbon, Inc. since 2022, Managing Director at CRA, Inc. since 2019, Director at ISO New England, Inc., Director at Amperon Holdings, Inc. since 2022, Independent Non-Executive Director at Abaxx Technologies, Inc. since 2020, Member of the Aggies Wall Street Program at Texas A&M University, and Trustee at Holy Family Church.
Former roles include Chief Executive Officer at Pefin Advisors LLC from 2016 to 2018, Director at Securities Industry & Financial Markets Association, Inc., Director at Digital Asset Holdings LLC, Director & Chief Marketing Officer at JPMorgan Securities Plc from 2011 to 2013, MD & Head-Americas Regional Commodity Derivatives at BNP Paribas Corporate & Investment Banking from 2013 to 2016, President-Private Investing at X Machina Capital Strategies LP from 2021 to 2025, and Head-Foreign Exchange & Local Markets at BNP Paribas (New York Branch) from 2013 to 2017.
Education includes graduate studies at Brown University and undergraduate studies at Texas A&M University.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-06-09 | 148,548 ( 0.41% ) | 6 M $ | 2026-05-30 | |
ZEFIRO METHANE CORP. 7.78% | 2026-04-19 | 7,052,198 ( 7.78% ) | 4 M $ | 2026-05-30 |
BASE CARBON, INC. 0.42% | 2025-05-08 | 425,099 ( 0.42% ) | 253 359 $ | 2026-05-30 |
| Companies | Position | Start |
|---|---|---|
| ABAXX TECHNOLOGIES INC. | Director/Board Member | 2020-12-13 |
| BASE CARBON INC. | Chairman | - |
| ZEFIRO METHANE CORP. | Chief Executive Officer | 2025-06-04 |
Holy Family Church | Director/Board Member | - |
Amperon Holdings, Inc.
Amperon Holdings, Inc. Packaged SoftwareTechnology Services Develops AI-powered forecasting solutions that track, plan and optimize energy needs | Director/Board Member | 2022-08-09 |
ISO New England, Inc.
ISO New England, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that supplies electricity to homes, businesses and cities | Director/Board Member | - |
CRA, Inc.
CRA, Inc. Miscellaneous Commercial ServicesCommercial Services Provides homeland and cyber security consulting services | Corporate Officer/Principal | 2019-03-31 |
Texas A&M University
Texas A&M University Other Consumer ServicesConsumer Services Functions as a College/University | Corporate Officer/Principal | - |
| Companies | Position | End |
|---|---|---|
X Machina Capital Strategies LP
X Machina Capital Strategies LP Investment ManagersFinance XMC invests in companies located in the United States. The firm focuses on oil and gas assets. It provides financing for buyout transactions. | Corporate Officer/Principal | 2025-05-31 |
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Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 16 |
|---|---|
BNP Paribas (New York Branch)
BNP Paribas (New York Branch) Regional BanksFinance Operates as a commercial bank | Finance |
Brown University
Brown University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
JPMorgan Securities Plc
JPMorgan Securities Plc Investment Banks/BrokersFinance Provides brokerage services | Finance |
CRA, Inc.
CRA, Inc. Miscellaneous Commercial ServicesCommercial Services Provides homeland and cyber security consulting services | Commercial Services |
Texas A&M University
Texas A&M University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
ISO New England, Inc.
ISO New England, Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that supplies electricity to homes, businesses and cities | Commercial Services |
Securities Industry & Financial Markets Association, Inc.
Securities Industry & Financial Markets Association, Inc. Miscellaneous Commercial ServicesCommercial Services Operates a lobbying association for the financial services industry | Commercial Services |
BNP Paribas Corporate & Investment Banking
BNP Paribas Corporate & Investment Banking Investment Banks/BrokersFinance Financing, advisory & capital markets services | Finance |
Digital Asset Holdings LLC
Digital Asset Holdings LLC Packaged SoftwareTechnology Services Develops software platform that transforms financial markets through privacy-enabled blockchain technology | Technology Services |
Pefin Advisors LLC | |
Amperon Holdings, Inc.
Amperon Holdings, Inc. Packaged SoftwareTechnology Services Develops AI-powered forecasting solutions that track, plan and optimize energy needs | Technology Services |
Abaxx Technologies, Inc.
Abaxx Technologies, Inc. Packaged SoftwareTechnology Services Engages in developing and deploying trust-enabling internet protocols | Technology Services |
X Machina Capital Strategies LP
X Machina Capital Strategies LP Investment ManagersFinance XMC invests in companies located in the United States. The firm focuses on oil and gas assets. It provides financing for buyout transactions. | Finance |
Base Carbon, Inc.
Base Carbon, Inc. Miscellaneous Commercial ServicesCommercial Services Engages in the sale of carbon credits and provides capital services | Commercial Services |
Holy Family Church | Commercial Services |
Zefiro Methane Corp.
Zefiro Methane Corp. Oilfield Services/EquipmentIndustrial Services Operates as a holding company whose subsidiary provides oilfield services | Industrial Services |
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