Guo An Zhang
Chairman at TONG PETROTECH CORP.
Profile
Guo An Zhang is currently the Chairman at Tong Oil Tools Co., Ltd., Chairman at Api Holdings LLC (Texas), Director at Tong Petrotech Inc, and President & Director at Tong Well Services LLC.
Previously, Mr. Zhang served as the President & Executive Director at DDGY Oil Services Co. Ltd.
Mr. Zhang holds an MBA from China Europe International Business School.
Guo An Zhang active positions
| Companies | Position | Start |
|---|---|---|
| TONG PETROTECH CORP. | Chairman | 1996-12-31 |
Tong Petrotech Inc
 Tong Petrotech Inc Contract DrillingIndustrial Services Tong Petrotech Inc provides oil services. The company was in 2012 and is headquartered in Houston, NY. | Director/Board Member | - |
Tong Well Services LLC
 Tong Well Services LLC Financial ConglomeratesFinance Tong Well Services LLC provides investment services. The company is headquartered in Houston, TX. | President | - |
Api Holdings LLC (Texas)
 Api Holdings LLC (Texas) Financial ConglomeratesFinance Api Holdings LLC /Texas/ operates as investment holding company. The company is headquartered in Albany, TX. | Chairman | - |
Former positions of Guo An Zhang
| Companies | Position | End |
|---|---|---|
DDGY Oil Services Co. Ltd.
 DDGY Oil Services Co. Ltd. Oil & Gas ProductionEnergy Minerals DDGY Oil Services Co. Ltd. engages in the provision of oil exploration services. Its business scope includes technology promotion services; mineral resources exploration; oil logging technology services; sales of machinery and equipment, and chemical products; warehousing services; freight forwarding; and import and export of goods. The company was founded on January 12, 2006 and is headquartered in Beijing, China. | President | - |
Training of Guo An Zhang
| China Europe International Business School | Masters Business Admin |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Listed companies | 1 |
|---|---|
| TONG PETROTECH CORP. | Energy Minerals |
| Private companies | 4 |
|---|---|
DDGY Oil Services Co. Ltd.
DDGY Oil Services Co. Ltd. Oil & Gas ProductionEnergy Minerals DDGY Oil Services Co. Ltd. engages in the provision of oil exploration services. Its business scope includes technology promotion services; mineral resources exploration; oil logging technology services; sales of machinery and equipment, and chemical products; warehousing services; freight forwarding; and import and export of goods. The company was founded on January 12, 2006 and is headquartered in Beijing, China. | Energy Minerals |
Api Holdings LLC (Texas)
Api Holdings LLC (Texas) Financial ConglomeratesFinance Api Holdings LLC /Texas/ operates as investment holding company. The company is headquartered in Albany, TX. | Finance |
Tong Petrotech Inc
Tong Petrotech Inc Contract DrillingIndustrial Services Tong Petrotech Inc provides oil services. The company was in 2012 and is headquartered in Houston, NY. | Industrial Services |
Tong Well Services LLC
Tong Well Services LLC Financial ConglomeratesFinance Tong Well Services LLC provides investment services. The company is headquartered in Houston, TX. | Finance |
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