John S. Diefendorf
Chief Tech/Sci/R&D Officer at Derflan, Inc.
John S. Diefendorf active positions
| Companies | Position | Start | End |
|---|---|---|---|
Derflan, Inc.
 Derflan, Inc. Miscellaneous Commercial ServicesCommercial Services Derflan, Inc. is provides marketing consultation and project management services. The firm provides sales, technology services and business management services. The company was founded by Ellen E. Sova and Shanaz N. Diefendorf in 2007 and is headquartered in Westchester, IL. | Chief Tech/Sci/R&D Officer | - | - |
Career history of John S. Diefendorf
Former positions of John S. Diefendorf
| Companies | Position | Start | End |
|---|---|---|---|
John Hancock Financial Services, Inc.
 John Hancock Financial Services, Inc. Life/Health InsuranceFinance John Hancock Financial Services, Inc. provides life insurance, wealth management and other investment solutions. Its products include annuities, mutual funds, long-term care, life insurance and college savings. The company was founded in 1862 and is headquartered in Boston, MA. | Chief Tech/Sci/R&D Officer | - | - |
Statistics
International
| United States | 3 |
Operational
| Chief Tech/Sci/R&D Officer | 2 |
Sectoral
| Commercial Services | 2 |
| Finance | 2 |
Positions held
Active
Inactive
Listed companies
Private companies
Linked companies
| Private companies | 2 |
|---|---|
Derflan, Inc.
Derflan, Inc. Miscellaneous Commercial ServicesCommercial Services Derflan, Inc. is provides marketing consultation and project management services. The firm provides sales, technology services and business management services. The company was founded by Ellen E. Sova and Shanaz N. Diefendorf in 2007 and is headquartered in Westchester, IL. | Commercial Services |
John Hancock Financial Services, Inc.
John Hancock Financial Services, Inc. Life/Health InsuranceFinance John Hancock Financial Services, Inc. provides life insurance, wealth management and other investment solutions. Its products include annuities, mutual funds, long-term care, life insurance and college savings. The company was founded in 1862 and is headquartered in Boston, MA. | Finance |
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