Insights

Strategic Industry Focus Geostock operates within the specialized niche of underground storage solutions for the oil and gas industry, presenting opportunities to provide tailored engineering, consultancy, and maintenance services to enhance storage efficiency and safety.

Expanding Energy Transition Partnerships Recent collaborations with Vallourec and Air Liquide highlight Geostock's growing involvement in energy transition infrastructure, indicating potential for offering innovative storage and infrastructure solutions aligned with sustainable energy goals.

Global Presence and Local Service Established across every continent with a focus on proximity service delivery, Geostock offers a platform for international companies seeking reliable underground storage expertise in diverse geographic markets.

Technological Integration Utilization of advanced tech tools like Cloudflare Bot Management, Sage X3, and Python suggests opportunities for selling digital solutions, automation, and cybersecurity services to optimize client operations.

Financial Growth Potential With revenue between 10 and 25 million dollars and a team of up to 500 employees, Geostock demonstrates steady growth, indicating readiness for additional investment in innovative technologies or expanding service offerings to capture more market share.

Geostock Tech Stack

Geostock uses 8 technology products and services including Open Graph, Sage X3, JSON-LD, and more. Explore Geostock's tech stack below.

  • Open Graph
    Content Management System
  • Sage X3
    Enterprise Resource Planning
  • JSON-LD
    Javascript Frameworks
  • Microsoft
    Miscellaneous
  • Microsoft Office
    Office Suites
  • Python
    Programming Languages
  • HUMAN Security
    Security
  • Cloudflare Bot Management
    Security

Geostock's Email Address Formats

Geostock uses at least 2 format(s):
Geostock Email FormatsExamplePercentage
First.Last@geostock.frJohn.Doe@geostock.fr
89%
FL@geostock.frJD@geostock.fr
4%
Last.First@geostock.frDoe.John@geostock.fr
3%
First.Middle@geostock.frJohn.Michael@geostock.fr
4%

Frequently Asked Questions

Where is Geostock's headquarters located?

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Geostock's main headquarters is located at Rueil-malmaison, Île-de-france 92569 France. The company has employees across 4 continents, including EuropeNorth AmericaAsia.

What is Geostock's phone number?

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You can contact Geostock's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Geostock's official website and social media links?

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Geostock's official website is geostockgroup.com and has social profiles on LinkedIn.

What is Geostock's SIC code NAICS code?

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Geostock's SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified NAICS code is 211 - Oil and Gas Extraction.

How many employees does Geostock have currently?

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As of June 2026, Geostock has approximately 255 employees across 4 continents, including EuropeNorth AmericaAsia. Key team members include Ceo Of Geostock: P. B.President & Ceo: J. N.Deputy Ceo - Directeur Général Délégué: D. L.. Explore Geostock's employee directory with LeadIQ.

What industry does Geostock belong to?

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Geostock operates in the Oil and Gas industry.

What technology does Geostock use?

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Geostock's tech stack includes Open GraphSage X3JSON-LDMicrosoftMicrosoft OfficePythonHUMAN SecurityCloudflare Bot Management.

What is Geostock's email format?

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Geostock's email format typically follows the pattern of First.Last@geostock.fr. Find more Geostock email formats with LeadIQ.

When was Geostock founded?

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Geostock was founded in 1965.
Geostock logo

Geostock

Oil and GasÎle-de-france, France201-500 Employees

Geostock is an international firm based in Rueil-Malmaison, Île-de-France, specializing in underground energy storage. With around five decades of experience, it delivers services across the full lifecycle of storage facilities—from concept and design to construction management, operation and maintenance—regardless of storage method or product. Its multi-skilled staff work with salt caverns, mined caverns and porous reservoirs, and the company operates globally as a subsidiary of Vinci Construction Grands Projets.

The company serves clients in the oil and gas sector by addressing technical and operational challenges throughout a storage project's life. A recent development is a January 2026 partnership with Vallourec to develop infrastructure solutions for the energy transition, underscoring its role in the evolving energy landscape.

Section iconCompany Overview

Headquarters
Rueil-malmaison, Île-de-france 92569 France
Phone number
SIC Code
7299 - Miscellaneous Personal Services, Not Elsewhere Classified
NAICS Code
211 - Oil and Gas Extraction
Founded
1965
Employees
201-500

Section iconFunding & Financials

  • $10M$25M

    Geostock's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $10M$25M

    Geostock's revenue is estimated to be in the range of $10M$25M

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