What is GSI Mid-Atlantic, Inc.'s NAICS code?

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

Insights

Targeted regional focus GSI Mid-Atlantic specializes in subsurface investigations across Maryland, Delaware, Washington DC, Northern Virginia, and Southeast Pennsylvania, presenting a geography-specific sales opportunity to regional environmental programs and state/federal projects seeking localized expertise.

Small firm, niche expertise With a lean team and a revenue range of 1M-10M, there is a clear cross-selling chance for larger environmental firms or agencies seeking reliable, hands-on direct-push services and experienced operators for urgent or specialized site investigations.

Comprehensive service capabilities Capabilities include soil, groundwater, soil gas/vapor sampling, monitoring well installation, and remediation chemical injections, enabling value-added offerings for projects requiring end-to-end subsurface investigation and remediation support.

Tech-enabled operations Utilization of Geoprobe equipment and modern tooling combined with established tech stack indicates readiness for efficiency improvements, data management, and field-to-office reporting enhancements appealing to clients prioritizing speed and accuracy.

Growth-adjacent opportunities Industry peers and larger firms with expansive pipelines (e.g., Stantec, AECOM, Arcadis) could become potential channel partners or acquisition targets for scale, offering GSI Mid-Atlantic a pathway to larger project opportunities and expanded geographic reach.

GSI Mid-Atlantic, Inc. Tech Stack

GSI Mid-Atlantic, Inc. uses 8 technology products and services including iCIMS, WordPress, Microsoft 365, and more. Explore GSI Mid-Atlantic, Inc.'s tech stack below.

iCIMS

Applicant Tracking Systems

WordPress

Content Management System

Microsoft 365

jQuery UI

Javascript Libraries

PHP

Programming Languages

Apache

Web Servers

Apache HTTP Server

Web Servers

Google Plus

Widgets

GSI Mid-Atlantic, Inc. Email Formats	Example	Percentage
FLast@gsimidatlantic.com	JDoe@gsimidatlantic.com	100%

GSI Mid-Atlantic, Inc. Email Formats

Example

Percentage

FLast@gsimidatlantic.com

JDoe@gsimidatlantic.com

100%

Frequently Asked Questions

What is GSI Mid-Atlantic, Inc.'s phone number?

You can contact GSI Mid-Atlantic, Inc.'s main corporate office by phone at

+1-410-569-****

. 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 GSI Mid-Atlantic, Inc.'s official website and social media links?

GSI Mid-Atlantic, Inc.'s official website is gsimidatlantic.com and has social profiles on LinkedIn.

How much revenue does GSI Mid-Atlantic, Inc. generate?

As of July 2026, GSI Mid-Atlantic, Inc.'s annual revenue is estimated to be $1M - $10M.

What is GSI Mid-Atlantic, Inc.'s SIC code NAICS code?

GSI Mid-Atlantic, Inc.'s SIC code is 7299 - Miscellaneous Personal Services, Not Elsewhere Classified NAICS code is 54162 - Environmental Consulting Services.

How many employees does GSI Mid-Atlantic, Inc. have currently?

As of July 2026, GSI Mid-Atlantic, Inc. has approximately 1 employees across 1 continents, including North America. Key team members include President: T. N.. Explore GSI Mid-Atlantic, Inc.'s employee directory with LeadIQ.

What industry does GSI Mid-Atlantic, Inc. belong to?

GSI Mid-Atlantic, Inc. operates in the Environmental Services industry.

What technology does GSI Mid-Atlantic, Inc. use?

GSI Mid-Atlantic, Inc.'s tech stack includes iCIMSWordPressMicrosoft 365jQuery UIPHPApacheApache HTTP ServerGoogle Plus.

What is GSI Mid-Atlantic, Inc.'s email format?

GSI Mid-Atlantic, Inc.'s email format typically follows the pattern of FLast@gsimidatlantic.com. Find more GSI Mid-Atlantic, Inc. email formats with LeadIQ.

GSI Mid-Atlantic, Inc.

Q: How many employees does GSI Mid-Atlantic, Inc. have currently?

GSI Mid-Atlantic, Inc. has approximately 1 employees.

Q: What technology does GSI Mid-Atlantic, Inc. use?

GSI Mid-Atlantic, Inc.'s tech stack includes Microsoft 365, jShowOff, Google Plus, Piwik PRO Core, jQuery.

Environmental ServicesMaryland, United States1 Employees

GSI Mid-Atlantic, Inc. is an environmental services firm based in Bel Air, Maryland. Founded in 1999 as Green Services, Inc., it operates as a direct-push service provider across Maryland, Delaware, Washington DC, Northern Virginia, and Southeast Pennsylvania. The company relies on a fleet of truck- and track-mounted drilling equipment to support subsurface investigations. Its work encompasses soil, groundwater, and soil gas/vapor sampling, as well as prepack and conventional monitoring well installation and the injection of remediation chemicals.

The capabilities are geared toward completing subsurface investigations in a range of site conditions, including soil, groundwater, and soil gas/vapor domains. Serving clients throughout the mid-Atlantic, the firm functions as a regional provider focused on technically driven subsurface assessments.

Insights

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