Below-grade waterproofing
CGI drills and injects a two-component hydrophilic resin system through the interior side of a structure.
Source: LinkedIn company description · Retrieved October 13, 2026
Company profilecginortheast.com ↗
Cgi Northeast Inc
CGI performs concrete gel injection by drilling and injecting a two-component hydrophilic resin system from inside structures.
- Headquarters
- Long Island City, New York, United StatesSource: RevenueBaseRetrieved October 13, 2026
- Employee range
- 11 to 50Source: RevenueBaseRetrieved October 13, 2026
- Founded
- 2004Source: RevenueBaseRetrieved October 13, 2026
- Published list appearances
- 1 supported appearance ↗Source: RevenueBase lists
What does Cgi Northeast Inc do?
CGI has applied its below-grade waterproofing system in the New York metropolitan area since 2004. Its injection method is used in below-grade foundations, cellars, elevator pits, tunnels, mechanical rooms, vaulted structures and garages, and across concrete, brick, stone and rubble.
Based on the company’s public LinkedIn information, supplied through RevenueBase.
Who it serves
CGI works in both the private and public sectors across the New York metropolitan area.
Services & capabilities.
Concrete gel injection
The injected liquid components form a flexible gel barrier that combats hydrostatic water pressure and permits waterproofing during active leaks.
Source: LinkedIn company description · Retrieved October 13, 2026
Company lists.
Supported appearances on published RevenueBase lists, including available memberships beyond displayed rankings.
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Sources & data notes.
RevenueBase prepared this profile from the company’s public LinkedIn information and RevenueBase company data. These source records were retrieved on October 13, 2026. AI helped summarize these sources, with a separate automated check against the source text completed on November 4, 2026. Directory positions use company-contact counts from separate saved list snapshots dated October 8, 2026. How the company lists are built.
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