Insights

Established Market Presence GSI has been operating since 1973, serving over 7,500 clients across the Midwest, demonstrating a stable and reputable presence in the environmental and geotechnical consulting industry, which indicates strong client relationships and ongoing project opportunities.

Wide Regional Reach With four offices strategically located in Kansas and Nebraska and expanded service areas covering Missouri, Oklahoma, Arkansas, Colorado, Minnesota, Illinois, and South Dakota, GSI offers ample opportunities for regional expansion and new project acquisition across multiple states.

Acquisition Synergy Being acquired by Universal Engineering Sciences in 2021 positions GSI to leverage larger networks, additional resources, and integrated project opportunities within a broader engineering and consulting portfolio, opening avenues for cross-selling services and larger-scale contracts.

Diverse Service Expertise GSI's comprehensive service portfolio—including environmental consulting, geotechnical engineering, drilling, and materials testing—aligns well with industries such as construction, infrastructure development, and environmental remediation, presenting numerous sales avenues for integrated service packages.

Modern Technology Stack Utilizing advanced tools like MATLAB, QGIS, and HubSpot indicates GSI's commitment to leveraging technology for efficient project execution and client management, suggesting potential opportunities to introduce innovative solutions and value-added services to existing and prospective clients.

Geotechnical Services, Inc. (GSI) Tech Stack

Geotechnical Services, Inc. (GSI) uses 8 technology products and services including MATLAB, Canva, Deltek, and more. Explore Geotechnical Services, Inc. (GSI)'s tech stack below.

  • MATLAB
    Advanced Analytics And Data Science
  • Canva
    Audio, Video, Graphics
  • Deltek
    Enterprise Resource Planning
  • QGIS
    Mapping And Gis
  • HubSpot
    Marketing Automation
  • USPS
    Transportation And Fleet Management
  • Endurance Page Cache
    Web Platform Extensions
  • Jetpack
    Web Platform Extensions

Geotechnical Services, Inc. (GSI)'s Email Address Formats

Geotechnical Services, Inc. (GSI) uses at least 1 format(s):
Geotechnical Services, Inc. (GSI) Email FormatsExamplePercentage
FLast@gsinetwork.comJDoe@gsinetwork.com
48%
First@gsinetwork.comJohn@gsinetwork.com
2%
First.Last@gsinetwork.comJohn.Doe@gsinetwork.com
2%
FLast@gsinetwork.comJDoe@gsinetwork.com
48%

Frequently Asked Questions

What is Geotechnical Services, Inc. (GSI)'s phone number?

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You can contact Geotechnical Services, Inc. (GSI)'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 Geotechnical Services, Inc. (GSI)'s official website and social media links?

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Geotechnical Services, Inc. (GSI)'s official website is gsinetwork.com and has social profiles on LinkedIn.

How much revenue does Geotechnical Services, Inc. (GSI) generate?

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As of December 2025, Geotechnical Services, Inc. (GSI)'s annual revenue is estimated to be $10M.

What is Geotechnical Services, Inc. (GSI)'s NAICS code?

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Geotechnical Services, Inc. (GSI)'s NAICS code is 54162 - Environmental Consulting Services.

How many employees does Geotechnical Services, Inc. (GSI) have currently?

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As of December 2025, Geotechnical Services, Inc. (GSI) has approximately 60 employees across 3 continents, including North AmericaAsiaEurope. Key team members include President: J. S.Owner: R. H.Senior Vice President/Principal: D. E.. Explore Geotechnical Services, Inc. (GSI)'s employee directory with LeadIQ.

What industry does Geotechnical Services, Inc. (GSI) belong to?

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Geotechnical Services, Inc. (GSI) operates in the Environmental Services industry.

What technology does Geotechnical Services, Inc. (GSI) use?

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Geotechnical Services, Inc. (GSI)'s tech stack includes MATLABCanvaDeltekQGISHubSpotUSPSEndurance Page CacheJetpack.

What is Geotechnical Services, Inc. (GSI)'s email format?

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Geotechnical Services, Inc. (GSI)'s email format typically follows the pattern of FLast@gsinetwork.com. Find more Geotechnical Services, Inc. (GSI) email formats with LeadIQ.

When was Geotechnical Services, Inc. (GSI) founded?

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Geotechnical Services, Inc. (GSI) was founded in 1973.

Geotechnical Services, Inc. (GSI)

Environmental ServicesKansas, United States51-200 Employees

GSI Engineering LLC a UES Company, was established in 1973. GSI has provided environmental consulting, geotechnical engineering, drilling services, and construction materials testing services throughout the Midwest with offices in Grand Island, Nebraska; Topeka, Kansas, and Kansas City, Kansas, with our headquarters in Wichita, Kansas. 

GSI professionals are committed to helping our clients manage risks associated with geotechnical and environmental issues and the quality control of materials and processes on construction projects. More than 7,500 clients have partnered with GSI because our engineers, geologists and scientists have delivered economical and practical solutions to their difficult problems. 

GSI’s staff consists of more than 100 experienced environmental professionals, geologists, engineers, engineering technicians, safety-trained drilling personnel and community support staff. 

Whether your project needs several soil borings and foundation recommendations or a state-of-the-art remediation system to clean up soil and ground water, our professionals are committed to providing clients with superior service. 

Our multi-office arrangement allows us to serve clients on a local and regional basis. GSI has four Midwest offices: Wichita, Topeka, and Kansas City, Kansas, and Grand Island, Nebraska. In addition to completing work in these states, GSI also serves clients in Missouri, Oklahoma, Arkansas, Colorado, Minnesota, Illinois, and South Dakota.

Section iconCompany Overview

Phone number
NAICS Code
54162 - Environmental Consulting Services
Founded
1973
Employees
51-200

Section iconFunding & Financials

  • $50M$100M

    Geotechnical Services, Inc. (GSI)'s revenue is estimated to be in the range of $50M$100M

Section iconFunding & Financials

  • $50M$100M

    Geotechnical Services, Inc. (GSI)'s revenue is estimated to be in the range of $50M$100M

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