TGS Employee Directory

Q: Who are TGS key employees?

Some of TGS key employees are Wadii Karkouri , Sylvia Gomes , Rob Haines , Nathan Oliver , David Hajovsky

TGS corporate office is located in 10451 Clay Rd, Houston, Texas, 77041, United States and has 1K - 5K employees.

Highly Engaged Employees

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Employees by Department

Departments

Number of employees

Engineering & Technical

151

Operations

Information Technology

Sales

Finance

Human Resources

Legal

Key Employees of TGS

WK
Wadii Karkouri
Executive VP, Imaging & Technology
PhoneEmail
SG
Sylvia Gomes
LATAM Accounting Controller
PhoneEmail
RH
Rob Haines
Executive Vice President
PhoneEmail
NO
Nathan Oliver
Executive Vice President
PhoneEmail
DH
David Hajovsky
Executive Vice President, Multi-Client
PhoneEmail
MH
Mohammed Hegaz...
Executive Vice President Imaging
PhoneEmail

TGS Global Presence

Location	People at location
Europe	201-500
North America	201-500
Asia	51-200
South America	51-200
Africa	11-50
Australia	1-10

Index of contact profiles from TGS

Hundreds of professionals searching for TGS have connected with key decision-makers. Join them?

Contact Name

Contact Info

Job Title

HQ Location

RN
Richard Nichols
Email Direct
Senior S and W Engineer
United States , Texas , Houston

ML
Matthew Lyssy
Email Direct
Electronics Engineer
United States , Texas , Houston

FS
Fernanda Souza
Email Direct
Team Lead
United States , Texas , Houston

TA
Todd Adams
Email Direct
Financial Controller
United States , Texas , Houston

DS
Daravone Saengchanh
Email Direct
Supervisor
United States , Texas , Houston

RG
Roberta Gibbons
Email Direct
Supervisor
United States , Texas , Houston

SN
Stephen Nguyen
Email Direct
Supervisor
United States , Texas , Houston

TS
Thane Strandberg
Email Direct
Multi-client Quality Assurance
United States , Texas , Houston

JS
Justin Simmons
Email Direct
Vice President - Onshore
United States , Texas , Houston

CH
Claire Ho
Email Direct
Senior Geophysicist
United States , Texas , Houston

TC
Todd Comb
Email Direct
Crewing Manager
United States , Texas , Houston

ET
Eric Theriault
Email Direct
Senior Systems Analyst
United States , Texas , Houston

HR
Hafiz Rosdey
Email Direct
Staff Geophysicist
United States , Texas , Houston

AM
Alan Madden
Email Direct
Director, Legal
United States , Texas , Houston

VM
Victor McCain
Email Direct
Supervisor
United States , Texas , Houston

TE
Terry Engbrecht
Email Direct
Senior Geophysicist
United States , Texas , Houston

KD
Katelynn Delagarza
Email Direct
Directional Survey Coordinator
United States , Texas , Houston

JK
John Keating
Email Direct
Cyber Security Architect & Deputy Chief Information Security Officer
United States , Texas , Houston

RM
Ramon Martinez
Email Direct
Senior Mechanical Engineer II
United States , Texas , Houston

HO
Hassan Odhwani
Email Direct
Processing Manager. Senior Geophysicist
United States , Texas , Houston

JH
John Heltzel
Email Direct
Manager
United States , Texas , Houston

YX
Yi Xuan
Email Direct
Seismic Processing Geophysicist At TGS
United States , Texas , Houston

PL
Pamela Lucia
Email Direct
Web Application Designer
United States , Texas , Houston

MA
Michele Angelos
Email Direct
Multiclient Vice President, Finance
United States , Texas , Houston

CC
Cynthia Christmann
Email Direct
Manager, Data Center
United States , Texas , Houston

12 3 4 5

Former Employees at TGS

Explore people who held key positions, contributed to TGS's success, and advanced their careers.

Michelle Becker

Logistics Coordinator at Glovesource

Worked as Admin

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Kevin Crosby

Chief Financial Office... at ValvTechnologies

Worked as Interim Chief Financial Officer

at TGS (2019-2019)

Direct

Michael Fayard

Manager, Permitting & ... at Searcher Seismic

Worked as Senior Manager, Global Crewing

at TGS (2025-2025)

Direct

Mask Content

Lead Azure Architect at Marathon Petroleum

Worked as Data Engineer & Geophysicist & Cloud Engineer

at TGS (2011-2020)

Direct

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Software Engineer at Enverus

Worked as Software Engineer III

at TGS (2019-2026)

Direct

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Supervisor, Operations at SAExploration

Worked as Party Manager

at TGS

Direct

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Frequently Asked Questions Regarding TGS Employees

How many employees does TGS have?

TGS has 1K - 5K employees

Who are TGS key employees?

Some of TGS key employees are Wadii Karkouri, Sylvia Gomes, Rob Haines, Nathan Oliver, David Hajovsky

Where is TGS located?

TGS’s headquarters are located at 10451 Clay Rd, Houston, Texas, 77041, United States

How do I contact TGS?

TGS Contact Info: Phone number: (713) 860-2100 Website: www.tgs.com

What does TGS do?

TGS is a global provider of energy data and intelligence, offering innovative and data-driven solutions across the energy spectrum. They utilize diverse data sources to create actionable insights that empower clients to make informed exploration decisions. With expertise in imaging, acquisition, and advanced digital solutions, TGS supports clients... Read More

Is TGS a public company?

Yes, TGS is a public company and is traded under the symbol TGS.OL

See more information about TGS Employees