Interoil headquarters details
Location map
Open in Google MapsAll Interoil office locations
| City | State / region | Country | Type |
|---|---|---|---|
| Singapore HQ | Singapore | Singapore | Headquarters |
About Interoil
Interoil (New York Stock Exchange (NYSE): IOC) is headquartered in Singapore, Singapore, Singapore. Founded in 1997, the company operates across 19 countries with approximately 2,000 employees worldwide.
Where is Interoil's main office?
Interoil's main headquarters office is located at 163 Penang Road #06-02, Singapore, Singapore 238463. This serves as the company's primary corporate address and is home to its executive leadership team.
Interoil regional offices
Beyond its headquarters in Singapore, Interoil maintains 38 offices across 19 countries. Regional offices span 19 countries.
Interoil contact information
The main switchboard for Interoil headquarters can be reached at 6565070200. For investor relations, visit interoil.com/investor-relations.
What does Interoil do?
Prior to its acquisition by Exxon, InterOil Corporation was an oil and gas company with a primary focus on Papua New Guinea. InterOil's assets included one of Asia's largest undeveloped gas fields, Elk-Antelope, in the Gulf Province. The company employed more than 2000 staff and contractors. Its main offices were in Singapore and Port Moresby. InterOil was formed in 1997 and was incorporated in Canada. The company was listed on the New York Stock Exchange and the Port Moresby Stock Exchange. It had a market capitalization of $2.8 billion.
Frequently asked questions
Where is Interoil headquarters?
Interoil's headquarters is located at 163 Penang Road #06-02, Singapore, Singapore 238463, Singapore.
How many offices does Interoil have?
Interoil operates 38 offices across 19 countries as of 2026.
What is Interoil's corporate address?
The official corporate address is 163 Penang Road #06-02, Singapore, Singapore 238463.
When was Interoil founded?
Interoil was founded in 1997 and has grown to employ approximately 2,000 people worldwide.
What is Interoil's phone number?
The main phone number for Interoil headquarters is 6565070200.