10

Listed companies

7

Private companies

48

Insiders

Relation chart of related listed companies: Calgon Carbon Corporation

Active Relations

Past Relations

Relationship chart for related private companies: Calgon Carbon Corporation

Active Relations

Past Relations

Related private companies: Calgon Carbon Corporation

Chemviron SA

Electrical Products

The American Institute of Certified Public Accountants

Miscellaneous Commercial Services

Allegheny Conference on Community Development

Miscellaneous Commercial Services

Institute of Management Accountants, Inc.

Miscellaneous Commercial Services

The Financial Executives Institute

Koppers, Inc.

Chemicals: Specialty

Koppers (Jiangsu) Carbon Chemical Co., Ltd.

Wholesale Distributors

Active Relations

Past Relations

Connection statistics

Active

Inactive

Listed companies

Private companies

Activities of related companies

Miscellaneous Commercial Services3
Chemicals: Specialty3
Wholesale Distributors1
Electrical Products1
Water Utilities1
Major Banks1
Electric Utilities1
Industrial Machinery1
Oil & Gas Pipelines1
Oil Refining/Marketing1

Countries of related companies

United States13
China1
Belgium1
Ireland1
Japan1