Profile
Christian E.
Callsen worked as a Principal at Envision Healthcare Corp.
and Homeland Security Corp.
He was also the Chief Operating Officer-North American Operations at CSAM New Zealand Ltd.
from 2008 to 2014.
He obtained his undergraduate degree from Georgetown University.
Former positions of Christian E. Callsen
| Companies | Position | End |
|---|---|---|
CSAM New Zealand Ltd.
 CSAM New Zealand Ltd. Packaged SoftwareTechnology Services The Optima Corp. Ltd. develops mathematically based software solutions. Its services include demand analysis, resource modeling, base location planning, resource analysis, post plan building, and detailed data analysis. The company was founded by Andrew James Mason, David Murray Ryan, Paul Rodger Day and Jeff A. Meyer in 1998 and is headquartered in Auckland, New Zealand. | Corporate Officer/Principal | 2014-04-30 |
| HOMELAND SECURITY CORPORATION | Corporate Officer/Principal | - |
| EMERGENCY MEDICAL SERVICES CORPORATION | Corporate Officer/Principal | - |
Training of Christian E. Callsen
| Georgetown University | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| HOMELAND SECURITY CORPORATION | Electronic Technology |
| Private companies | 2 |
|---|---|
CSAM New Zealand Ltd.
CSAM New Zealand Ltd. Packaged SoftwareTechnology Services The Optima Corp. Ltd. develops mathematically based software solutions. Its services include demand analysis, resource modeling, base location planning, resource analysis, post plan building, and detailed data analysis. The company was founded by Andrew James Mason, David Murray Ryan, Paul Rodger Day and Jeff A. Meyer in 1998 and is headquartered in Auckland, New Zealand. | Technology Services |
Envision Healthcare Corp. /Old/
 Envision Healthcare Corp. /Old/ Other TransportationTransportation Envision Healthcare Corp. provides physician-led, outsourced medical services. It provides a broad range of coordinated, clinically-based care solutions across the continuum of care, from medical transportation to hospital encounters to comprehensive population health services. The firm solutions include healthcare system payers, community and government leaders, clinicians, improving patient experiences, improving clinical outcomes, reducing cost of care, improving provider experiences, and population health. The company was founded on November 1, 2005 and is headquartered in Greenwood Village, CO. | Transportation |
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