Greg O’Brien
Director of Finance/CFO at SHELF DRILLING, LTD.
Network origin in Greg O’Brien first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
| Public Company | Contract Drilling | 24 | |
McIntire School of Commerce
15
| College/University | Other Consumer Services | 15 |
Shelf Drilling Holdings Ltd.
 Shelf Drilling Holdings Ltd. Contract DrillingIndustrial Services Shelf Drilling Holdings Ltd. provides shallow water drilling services to the oil and gas industry in Asia, Africa and the Middle East. It engages in drilling and completion of exploratory and developmental offshore oil and natural gas wells. The firm's fleet consists of jack up rigs and swamp barges. The company was founded on November 30, 2012 and is headquartered in Dubai, the United Arab Emirates.
9
| Subsidiary | Contract Drilling | 9 |
| Public Company | Contract Drilling | 4 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Greg O’Brien via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
Castle Harlan, Inc.
 Castle Harlan, Inc. Investment ManagersFinance Castle Harlan Inc (Castle Harlan) is a private equity firm is founded in 1987 by John k castle. The firm is headquartered in New York. | Investment Managers | Chief Executive Officer Chairman Private Equity Investor Private Equity Investor | |
| SCHLUMBERGER LIMITED | Contract Drilling | Corporate Officer/Principal Corporate Officer/Principal | |
Morton's Restaurant Group, Inc.
 Morton's Restaurant Group, Inc. RestaurantsConsumer Services Part of Fertitta Entertainment, Inc., Morton's Restaurant Group, Inc. is a private company that owns and operates restaurants. The company is based in Chicago, IL. The company was founded in 1978 by Allen J. Bernstein. Morton's Restaurant Group was acquired by Mortons Restaurant Group, Inc. /Private Group/ on February 01, 2012 for $116.62 million. | Restaurants | Chairman Director/Board Member | |
| HERCULES OFFSHORE, INC. | Contract Drilling | Chairman Director/Board Member | |
Sands Capital Management LLC
 Sands Capital Management LLC Investment ManagersFinance Sands Capital Management LLC (Sands Capital) is a registered investment advisor headquartered in Arlington, Virginia. The firm was founded in 1992 by Frank Sands and is majority owned by Sands Capital Management LP. Sands Capital provides investment management services to both US and non-US clients who may have taxable or tax-exempt status. These institutional and high net worth clients, banking or thrift institutions, investment companies and pooled investment vehicles, pension and profit-sharing plans, charitable organizations, state and municipal government entities, sovereign wealth funds and foreign official institutions, corporations, non-US pension funds and superannuation funds. | Investment Managers | Analyst-Equity Analyst-Equity Analyst-Equity | |
Noble Holding Corp. Plc
 Noble Holding Corp. Plc Contract DrillingIndustrial Services Noble Corp. Plc engages in the provision offshore drilling services for oil and gas industry. It focuses on a balanced fleet of floating and jackup rigs and the deployment of drilling rigs in oil and gas basins around the world. The company was founded by Lloyd Noble and Art Olson in 1921 and is headquartered in Sugar Land, TX. | Contract Drilling | Sales & Marketing | |
Citigroup Alternative Investments LLC
 Citigroup Alternative Investments LLC Investment ManagersFinance Citigroup Alternative Investments LLC (CAI) is a SEC-registered asset management firm headquartered in New York City. The firm was founded in 2002 and is a wholly-owned subsidiary of Citigroup Investments, Inc., which is owned by Citigroup, Inc. (NYSE: C). CAI provides advisory services to private investment companies, such as private equity funds and funds of one or more private equity and real estate funds. The investors in the funds advised by the firm are institutional investors, funds of funds, high-net worth individuals and employees, and former employees of Citigroup, Inc. | Investment Managers | Corporate Officer/Principal | |
EnCap Investments LP
 EnCap Investments LP Investment ManagersFinance EnCap Investments LP (EnCap Investments) is a private equity firm founded in 1988 by Gary Peterson and Robert Zorich and The firm is headquartered in Houston, Texas. | Investment Managers | Private Equity Investor | |
| HORIZON LINES INC | Marine Shipping | Director/Board Member Director/Board Member | |
Horizon Lines Holding Corp.
 Horizon Lines Holding Corp. Air Freight/CouriersTransportation Horizon Lines Holding Corp. provides container shipping and integrated logistics services. The firm offers foodstuffs, household goods, auto parts and building materials used in manufacturing. Horizon Lines Holding was founded in 2004 and is headquartered in Charlotte, NC. | Air Freight/Couriers | Director/Board Member Director/Board Member | |
| CM ENERGY TECH CO., LTD. | Contract Drilling | Founder Chief Executive Officer Chairman Chief Executive Officer | |
| TRANSOCEAN LTD. | Contract Drilling | Sales & Marketing Human Resources Officer Corporate Officer/Principal Corporate Officer/Principal Corporate Officer/Principal Director of Finance/CFO | |
| SINGAPORE AIRLINES LIMITED | Airlines | Corporate Officer/Principal | |
| CHINA INTERNATIONAL MARINE CONTAINERS (GROUP) CO., LTD. | Containers/Packaging | Director/Board Member Corporate Officer/Principal | |
Goldman Sachs & Co. LLC
 Goldman Sachs & Co. LLC Financial ConglomeratesFinance Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis. | Financial Conglomerates | Analyst-Equity Corporate Officer/Principal | |
American Securities LLC
 American Securities LLC Investment ManagersFinance American Securities LLC (American Securities) is a private equity firm founded in 1994 by Michael Gerald Fisch and Charles D.Klein. The firm is headquartered in New York, United States. | Investment Managers | Private Equity Investor | |
Global Project (Services) Ltd.
 Global Project (Services) Ltd. Industrial MachineryProducer Manufacturing Part of Pipeline Technique Ltd., Global Project (Services) Ltd. is a leading expert in welding and coating services, equipment, technologies, and integrated solutions. The private company is based in Invergordon, UK, and has a global footprint with strategically-located centers around the world. The British company has a long track record of successful project delivery and an experienced team that supports the safe, reliable, and efficient delivery of energy and wider infrastructure projects around the world. Customers can be confident in partnering with the company, which provides high-quality welding and coating services and equipment with support from a team of experts. The CEO of the company is Gavin Charles MacDonald. Global Project (Services was acquired by Pipeline Technique Ltd. from Global Energy (Group) Ltd. | Industrial Machinery | Director/Board Member | |
CPE Capital Pty Ltd.
 CPE Capital Pty Ltd. Investment ManagersFinance CPE Capital Pty Ltd (CPE Capital) is a private equity subsidiary of Castle Harlan, Inc founded in 1987 by Bill Ferris & Joseph Skrzynski. The firm is headquartered in Sydney, Australia. | Investment Managers | Director/Board Member Private Equity Investor Private Equity Investor Director/Board Member Private Equity Investor | |
Caribbean Restaurants LLC
 Caribbean Restaurants LLC RestaurantsConsumer Services Caribbean Restaurants LLC operates a chain of restaurants. It manages Burger King Restaurants in Puerto Rico. The company was founded on July 11, 1963 and is headquartered in Catano, Puerto Rico. | Restaurants | Director/Board Member Director/Board Member | |
Marie Callender Pie Shops, Inc.
 Marie Callender Pie Shops, Inc. RestaurantsConsumer Services Marie Callender Pie Shops, Inc. owns and operates restaurants. It operates full-service family dining restaurants, which serve various breakfast, lunch, and dinner entrees and casual dining restaurants that sell pies and various bakery items. The company was founded by Marie Callender, Cal Warren Callender and Donald Callender in 1948 and is headquartered in Memphis, TN. | Restaurants | Director/Board Member Director/Board Member | |
Triton Engineering Services Co. LLC
 Triton Engineering Services Co. LLC Engineering & ConstructionIndustrial Services Part of Noble Corp. Plc, Triton Engineering Services Co. LLC is a petroleum engineering concern. The private company is based in Houston, TX. Triton Engineering Services Co. was acquired by Noble Holding Corp. Plc on April 27, 1994. | Engineering & Construction | President | |
Lime Rock Management LP
 Lime Rock Management LP Investment ManagersFinance Lime Rock Management LP is Private Equity firm founded in 1998 by Jonathan Clark Farber and John T. Reynolds. The firm is headquartered in Westport with additional office in London. | Investment Managers | Founder Private Equity Investor | |
H-Lines Finance Holding Corp.
 H-Lines Finance Holding Corp. Miscellaneous Commercial ServicesCommercial Services H-Lines Finance Holding Corp. provides shipping and logistic services. It offers inland cargo trucking and logistics. The company was founded in 1956 and is headquartered in Charlotte, NC. | Miscellaneous Commercial Services | Director/Board Member Director/Board Member | |
University of Houston
 University of Houston Other Consumer ServicesConsumer Services University of Houston System offers higher education degrees and job training or vocational study programs. It offers about 280 undergraduate and graduate degree programs in fields such as business, education, humanities and law. It was founded in 1927 and is headquartered in Houston, TX. | College/University | Undergraduate Degree | |
| Heriot-Watt University | College/University | Undergraduate Degree | |
The Institute of Electrical & Electronics Engineers, Inc.
 The Institute of Electrical & Electronics Engineers, Inc. Miscellaneous Commercial ServicesCommercial Services The Institute of Electrical & Electronics Engineers, Inc. is a non-profit organization that owns and operates technical professional association. It provides membership and services, societies and communities support, publication services, and conferences and events. The company was founded in 1884 and is headquartered in New York, NY. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
| University of Tasmania | College/University | Undergraduate Degree | |
| Southwest Texas State University | College/University | Undergraduate Degree Undergraduate Degree | |
Serimax Holdings SAS
 Serimax Holdings SAS Financial ConglomeratesFinance Part of Vallourec SA, Serimax Holdings SAS is a holding French company with interests in the welding sector. The private company is based in Roissy, France. | Financial Conglomerates | Chief Executive Officer | |
Branford Castle, Inc.
 Branford Castle, Inc. Investment ManagersFinance Branford Castle, Inc. (Branford Castle) is a private equity firm founded in 1986 by John Krob Castle. The firm is headquartered in New York. | Investment Managers | Chief Executive Officer Chairman Consultant / Advisor | |
Society of Petroleum Engineers, Inc.
 Society of Petroleum Engineers, Inc. Engineering & ConstructionIndustrial Services Society of Petroleum Engineers, Inc. provides petroleum engineering services. The non-profit company is based in Allen, TX and has subsidiaries in United States, India and Canada. | Engineering & Construction | Corporate Officer/Principal Corporate Officer/Principal | |
Society for Human Resource Management
 Society for Human Resource Management Miscellaneous Commercial ServicesCommercial Services The Society for Human Resource Management (SHRM) is the world's largest HR association with almost 325,000 members. The non-profit company is based in Alexandria, VA and has subsidiaries in India and the United States. The company aims to create better workplaces and address critical issues affecting society that impact work. Johnny C. Taylor has been the CEO of the company since 2017. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
Perkins & Marie Callender's LLC
 Perkins & Marie Callender's LLC RestaurantsConsumer Services Perkins & Marie Callender's LLC engages in the operation of restaurants. It offers breakfast, lunch, dinner, snacks, and dessert items. The company was founded in 1958 and is headquartered in Memphis, TN. | Restaurants | Director/Board Member Director/Board Member | |
P&MC's Holding LLC
 P&MC's Holding LLC RestaurantsConsumer Services P&MC's Holding LLC operates as a restaurant. The private company is based in New York, NY. | Restaurants | Director/Board Member Director/Board Member | |
Branford Chain, Inc.
 Branford Chain, Inc. MiscellaneousMiscellaneous Branford Chain, Inc. engages in the operation of a holding company. The company was founded by John Krob Castle in 1987 and is headquartered in New York, NY. | Miscellaneous | Founder Director/Board Member | |
Lime Rock Partners LLC
 Lime Rock Partners LLC Financial ConglomeratesFinance Lime Rock Partners LLC provides investment services in the exploration and production, energy service, and oil service technology sectors. The company was founded by Jonathan Clark Farber and John T. Reynolds in 1998 and is headquartered in Westport, CT. | Financial Conglomerates | Founder Corporate Officer/Principal | |
Noble Drilling Services LLC
 Noble Drilling Services LLC Contract DrillingIndustrial Services Noble Drilling Services LLC operates as a drilling contractor. The company was founded on January 3, 1990 and is headquartered in Sugar Land, TX. | Contract Drilling | Sales & Marketing | |
| Ecole de Management de Normandie | College/University | Graduate Degree | |
| Society of Professional Well Logging Analysts | Corporate Officer/Principal | ||
UBS Investment Bank (US)
 UBS Investment Bank (US) Investment Banks/BrokersFinance UBS Investment Bank provides investment banking and securities brokerage services. Its clients include institutional and corporate clients, intermediaries, governments, and hedge funds. The firm also provides merger and acquisition advisory, private placement, investment research, foreign exchange, equity, and leverage finance advisory services. The firm is headquartered in San Francisco, CA. | Investment Banks/Brokers | Corporate Officer/Principal | |
| Institut Supérieur de l'Aéronautique et de l'Espace | College/University | Undergraduate Degree | |
Sands Capital Ventures LLC
 Sands Capital Ventures LLC Investment ManagersFinance Sands Capital Ventures LLC (Sands Capital Ventures) is a venture capital subsidiary founded in 2010 by Frank Sands. The firm is headquartered in Arlington, Virginia. | Investment Managers | Private Equity Investor Director/Board Member | |
| Harvard Business School | College/University | Masters Business Admin Masters Business Admin Masters Business Admin | |
| Stanford Graduate School of Business | College/University | Masters Business Admin Masters Business Admin | |
Ardyne Technologies Ltd.
 Ardyne Technologies Ltd. Oilfield Services/EquipmentIndustrial Services Ardyne Technologies Ltd. provides oilfield services. It develops and supplies technology and services to the global energy industry, focusing on reducing rig time spent on downhole casing removal in slot recovery and re-entry, workover, and plug and abandonment operations. The company is headquartered in Aberdeen, the United Kingdom. | Oilfield Services/Equipment | Director/Board Member Director/Board Member | |
| UNSW Knowledge Exchange | College/University | Undergraduate Degree Undergraduate Degree | |
Branford Castle Partners LP
 Branford Castle Partners LP Investment ManagersFinance Branford Castle Partners LP operates as an investor in privately held businesses. The firm offers pricing optimization, financial and IT system upgrades, manufacturing and sourcing efficiencies, global capabilities and sales and marketing. The company was founded in 1986 and is headquartered in New York, NY. | Investment Managers | Chairman Compliance Officer |
Statistics
International
| United States | 35 |
| United Kingdom | 4 |
| Australia | 4 |
| France | 4 |
| Hong Kong | 2 |
Sectoral
| Finance | 15 |
| Consumer Services | 15 |
| Industrial Services | 11 |
| Transportation | 4 |
| Commercial Services | 4 |
Operational
| Director/Board Member | 174 |
| Corporate Officer/Principal | 60 |
| Undergraduate Degree | 40 |
| Chairman | 34 |
| Private Equity Investor | 25 |
Most connected contacts
| Insiders | |
|---|---|
| David Pittaway | 31 |
| John Castle | 31 |
| John Reynolds | 28 |
| Jack Franklin | 27 |
| Benjamin Sebel | 27 |
| Ernie Danner | 23 |
| David Mullen | 16 |
| David Williams | 14 |
| Eric M. Schwartz | 12 |
| Stephen Dutton | 11 |
| William Hoffman | 10 |
| Noah Scherz | 10 |
| Meng Gui Zhang | 9 |
| Ian Clark | 8 |
| Dong Yang Lou | 7 |
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