Profile
Mark A.
Hellerstein formerly worked at SM Energy Co., as Chairman from 2007 to 2009, Denver Children's Advocacy Center, as Chairman from 2008 to 2011, MDU Resources Group, Inc., as Independent Director from 2013 to 2021, Transocean, Inc., as Director from 2006 to 2007, Transocean, Inc., as Director from 2006 to 2007, Community Resources, Inc., as Director, American Golf Corp., as Chief Financial Officer, and CoCa Mines, Inc., as Chief Financial Officer.
Mr. Hellerstein received his undergraduate degree from The University of Colorado.
Former positions of Mark A. Hellerstein
| Companies | Position | End |
|---|---|---|
| MDU RESOURCES GROUP, INC. | Director/Board Member | 2021-05-10 |
| Denver Children's Advocacy Center | Chairman | 2011-11-30 |
| SM ENERGY COMPANY | Chief Executive Officer | 2007-01-31 |
Transocean, Inc. /Old/
 Transocean, Inc. /Old/ Contract DrillingIndustrial Services Transocean, Inc. provides offshore contract drilling services for oil and gas wells. The company also provides integrated services. It operates through two segments, Transocean Drilling and TODCO. The Transocean Drilling segment consists of floaters, jackups and other rigs used in support of offshore drilling activities and offshore support services. The TODCO segment consisted of its interest in TODCO, which conducts jackup, drilling barge, land rig, submersible and other operations in the United States. Transocean, Inc. is based in Houston, Texas. | Director/Board Member | 2007-11-28 |
Transocean, Inc.
 Transocean, Inc. Contract DrillingIndustrial Services Transocean, Inc. provides offshore contract drilling services for oil and gas wells. It offers engineering and project management services. The firm specializes in deepwater and harsh environment drilling solutions. The company was founded in 1953 and is headquartered in Houston, TX. | Director/Board Member | 2007-11-26 |
Training of Mark A. Hellerstein
| The University of Colorado | Undergraduate Degree |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 2 |
|---|---|
| MDU RESOURCES GROUP, INC. | Utilities |
| SM ENERGY COMPANY | Energy Minerals |
| Private companies | 6 |
|---|---|
Transocean, Inc. /Old/
Transocean, Inc. /Old/ Contract DrillingIndustrial Services Transocean, Inc. provides offshore contract drilling services for oil and gas wells. The company also provides integrated services. It operates through two segments, Transocean Drilling and TODCO. The Transocean Drilling segment consists of floaters, jackups and other rigs used in support of offshore drilling activities and offshore support services. The TODCO segment consisted of its interest in TODCO, which conducts jackup, drilling barge, land rig, submersible and other operations in the United States. Transocean, Inc. is based in Houston, Texas. | Industrial Services |
American Golf Corp.
 American Golf Corp. Movies/EntertainmentConsumer Services American Golf Corp. operates golf clubs. It engages in the provision of tennis courts, swimming pools, fitness facilities, dining rooms and spas. The company was founded in 1969 and is headquartered in El Segundo, CA. | Consumer Services |
Transocean, Inc.
Transocean, Inc. Contract DrillingIndustrial Services Transocean, Inc. provides offshore contract drilling services for oil and gas wells. It offers engineering and project management services. The firm specializes in deepwater and harsh environment drilling solutions. The company was founded in 1953 and is headquartered in Houston, TX. | Industrial Services |
CoCa Mines, Inc.
 CoCa Mines, Inc. Precious MetalsNon-Energy Minerals CoCa Mines, Inc. provides mining services. It also offers gold mining services. The firm serves the mining and metal industry. The company was founded on September 29, 1983 and is headquartered in Coeur d'Alene, CO | Non-Energy Minerals |
Community Resources, Inc.
 Community Resources, Inc. Miscellaneous Commercial ServicesCommercial Services Community Resources, Inc. provides educational services. Its services include family development, crisis intervention, weatherization, housing, free income tax preparation, and employment and education. The company was founded in 1972 and is headquartered in Denver, CO. | Commercial Services |
| Denver Children's Advocacy Center |
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