Follow the Money

Backer profile · Landowner

Cleveland-Cliffs

Delaware subsidiary of Cleveland-Cliffs, formerly ArcelorMittal Plate LLC and successor to ISG Plate, that owns the idled Conshohocken plate mill at 900 Conshohocken Road. It agreed on January 7, 2026 to sell the 66-acre site to O'Neill's 900 Conshohocken, LLC.

Scoreboard

1

Pennsylvania project on our map

  • 1 proposed, under review or on appeal

Land: 1

900 Conshohocken Road Data Center (O'Neill)
Approved or built0
In process1
Stopped0
Building area named2.0 million sq ftpublished for 1 of 1
Land involved66 acrespublished for 1 of 1
Investment announced$9.0 billionpublished for 1 of 1
Counties1Montgomery
Earliest project2025first public announcement
Local groups opposing3across its projects
Legal filings8appeals, challenges and suits on file
Community impacts20documented on its projects
News stories54in our coverage log

Projects

ProjectStatusRoleSize named
900 Conshohocken Road Data Center (O'Neill)Plymouth Township, Montgomery CountySuggest a correction Application Filed Landowner 2.0 million sq ft

Sources

Project details, statuses and figures come from each project’s own profile, which lists its sources.

Help stop the 900 Conshohocken Road data center.

Corrections and additions

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OrganizationCleveland-Cliffs

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