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John Ma
Director/Board Member at
SMITH & NEPHEW PLC
Net worth: 41 093 $ as of 2026-05-30
Profile
John Changzheng Ma is the founder of Ronovo Surgical (Shanghai) Medical Science & Technology Ltd., founded in 2019, where the titles held are Chairman, President & Chief Executive Officer.
Current jobs include Chief Executive Officer-Care Enablement at Fresenius Medical Care AG, Independent Non-Executive Director at Smith & Nephew plc since 2021, and Vice President at Express Scripts, Inc. Former jobs include Non-Executive Director at Haier Electronics Group Co., Ltd. and Clinical Innovations LLC, President-Asia Pacific Division at Pentair, Inc., Senior Vice President-Strategic Growth at Intuitive Surgical, Inc., Manager-International Operations at Preformed Line Products Co., Vice President & General Manager at GE Healthcare (China) Co. Ltd., Global Partner at Shanghai Fosun High-Tech Group Finance Co., Ltd., and President at Fosun Health Holdings Ltd. Education includes a doctorate from Wayne State University (Michigan) conferred in 1995 and an undergraduate degree from the University of Shanghai for Science & Technology.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2025-12-30 | 2,744 ( 0% ) | 41 093 $ | 2026-05-30 |
John Ma active positions
| Companies | Position | Start |
|---|---|---|
| SMITH & NEPHEW PLC | Director/Board Member | 2021-02-16 |
| FRESENIUS MEDICAL CARE AG | Corporate Officer/Principal | - |
Ronovo Surgical (Shanghai) Medical Science & Technology Ltd.
 Ronovo Surgical (Shanghai) Medical Science & Technology Ltd. Medical SpecialtiesHealth Technology Manufactures surgical robots | Chief Executive Officer | 2019-11-20 |
Express Scripts, Inc.
 Express Scripts, Inc. Drugstore ChainsRetail Trade Provides pharmacy benefit management services | Corporate Officer/Principal | - |
Former positions of John Ma
| Companies | Position | End |
|---|---|---|
Clinical Innovations LLC
 Clinical Innovations LLC Medical SpecialtiesHealth Technology Develops, manufactures and markets medical devices | Director/Board Member | - |
| HAIER ELECTRONICS GROUP CO., LTD. | Director/Board Member | - |
Shanghai Fosun High-Tech Group Finance Co., Ltd.
 Shanghai Fosun High-Tech Group Finance Co., Ltd. Investment ManagersFinance Provides financial and financing consulting, credit verification, insurance agency and lending services | Corporate Officer/Principal | - |
GE Healthcare (China) Co. Ltd. | Corporate Officer/Principal | - |
| INTUITIVE SURGICAL, INC. | Corporate Officer/Principal | - |
Training of John Ma
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
54
1st degree connections
14
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 14 |
|---|---|
Pentair, Inc.
 Pentair, Inc. Industrial MachineryProducer Manufacturing Manufactures water treatment, pumps, pool, spa, softening and filtration equipment | Producer Manufacturing |
Express Scripts, Inc.
Express Scripts, Inc. Drugstore ChainsRetail Trade Provides pharmacy benefit management services | Retail Trade |
Fresenius Medical Care AG
 Fresenius Medical Care AG Medical/Nursing ServicesHealth Services Manufactures and supplies renal and dialysis products | Health Services |
Intuitive Surgical, Inc.
 Intuitive Surgical, Inc. Medical SpecialtiesHealth Technology Designs, manufactures and markets robotic surgical systems | Health Technology |
Preformed Line Products Co.
 Preformed Line Products Co. Building ProductsProducer Manufacturing Designs, manufactures and supplies cable anchoring and control hardware and systems, fiber optic and copper splice closures, and high-speed cross-connect devices. | Producer Manufacturing |
Smith & Nephew plc
 Smith & Nephew plc Medical SpecialtiesHealth Technology Develops, manufactures and markets medical technology devices | Health Technology |
Wayne State University (Michigan)
 Wayne State University (Michigan) Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Haier Electronics Group Co., Ltd.
 Haier Electronics Group Co., Ltd. Industrial MachineryProducer Manufacturing Functions as an investment holding company that manufactures and sells air conditioners, water heaters and kitchen appliances | Producer Manufacturing |
Clinical Innovations LLC
Clinical Innovations LLC Medical SpecialtiesHealth Technology Develops, manufactures and markets medical devices | Health Technology |
University of Shanghai for Science & Technology
 University of Shanghai for Science & Technology Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
GE Healthcare (China) Co. Ltd. | |
Shanghai Fosun High-Tech Group Finance Co., Ltd.
Shanghai Fosun High-Tech Group Finance Co., Ltd. Investment ManagersFinance Provides financial and financing consulting, credit verification, insurance agency and lending services | Finance |
Fosun Health Holdings Ltd. | |
Ronovo Surgical (Shanghai) Medical Science & Technology Ltd.
Ronovo Surgical (Shanghai) Medical Science & Technology Ltd. Medical SpecialtiesHealth Technology Manufactures surgical robots | Health Technology |
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