![Joseph Koscinski](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Joseph Koscinski
Chief Administrative Officer at
ECOVYST INC.
Net worth: 8 M $ as of 31/05/2026
Profile
Joseph Steven Koscinski currently serves as Co-Chief Executive Officer at PQ France SAS and Potters Ballotini SAS. He is Director at PQ Silicas UK Ltd. and Potters Ballotini Ltd., Secretary & Director at Eco Services Operations Corp., Co-Managing Director at Potters Ballotini Acquisition GmbH and Potters Ballotini GmbH, Outside Counsel at PQ LLC (Pennsylvania), and Secretary, Chief Administration Officer & VP at Ecovyst, Inc. Formerly, Mr. Koscinski was an Attorney at Babst, Calland, Clements & Zomnir, P.C.
from 1995 to 2015.
Education includes undergraduate studies at Point Park University and graduate studies at Duquesne University School of Law.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ECOVYST INC 0.55% | 13/04/2026 | 605,015 ( 0.55% ) | 8 M $ | 31/05/2026 |
Joseph Koscinski active positions
| Companies | Position | Start |
|---|---|---|
| ECOVYST INC. | Chief Administrative Officer | 01/01/2023 |
PQ Silicas UK Ltd.
 PQ Silicas UK Ltd. Chemicals: SpecialtyProcess Industries Manufactures inorganic basic chemicals | Director/Board Member | 01/02/2016 |
Potters Ballotini GmbH
 Potters Ballotini GmbH Miscellaneous ManufacturingProducer Manufacturing Manufactures and distributes plastic products | Chief Executive Officer | - |
Potters Ballotini Ltd.
 Potters Ballotini Ltd. Miscellaneous ManufacturingProducer Manufacturing Manufactures and markets glass beads | Director/Board Member | 01/02/2016 |
PQ France SAS
 PQ France SAS Chemicals: SpecialtyProcess Industries Manufactures basic inorganic chemicals | Chief Executive Officer | - |
PQ Corp.
 PQ Corp. Chemicals: SpecialtyProcess Industries Produces silicates, silicas and derivative products | General Counsel | 01/01/2005 |
Eco Services Operations Corp.
 Eco Services Operations Corp. Chemicals: Major DiversifiedProcess Industries Produces sulfuric acid for oil refiners | Director/Board Member | - |
Potters Ballotini SAS
 Potters Ballotini SAS Home FurnishingsConsumer Durables Engages in manufacturing and shaping glass articles | Chief Executive Officer | 29/07/2016 |
Potters Ballotini Acquisition GmbH
 Potters Ballotini Acquisition GmbH Miscellaneous Commercial ServicesCommercial Services Provides business and economic services | Chief Executive Officer | - |
Former positions of Joseph Koscinski
| Companies | Position | End |
|---|---|---|
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Training of Joseph Koscinski
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
26
1st degree connections
12
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 12 |
|---|---|
PQ Corp.
PQ Corp. Chemicals: SpecialtyProcess Industries Produces silicates, silicas and derivative products | Process Industries |
Babst, Calland, Clements & Zomnir, P.C.
 Babst, Calland, Clements & Zomnir, P.C. Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
Point Park University
 Point Park University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
PQ France SAS
PQ France SAS Chemicals: SpecialtyProcess Industries Manufactures basic inorganic chemicals | Process Industries |
PQ Silicas UK Ltd.
PQ Silicas UK Ltd. Chemicals: SpecialtyProcess Industries Manufactures inorganic basic chemicals | Process Industries |
Potters Ballotini SAS
Potters Ballotini SAS Home FurnishingsConsumer Durables Engages in manufacturing and shaping glass articles | Consumer Durables |
Duquesne University School of Law
 Duquesne University School of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Ecovyst, Inc.
 Ecovyst, Inc. Chemicals: SpecialtyProcess Industries Manufactures catalysts, specialty materials and chemicals | Process Industries |
Eco Services Operations Corp.
Eco Services Operations Corp. Chemicals: Major DiversifiedProcess Industries Produces sulfuric acid for oil refiners | Process Industries |
Potters Ballotini Acquisition GmbH
Potters Ballotini Acquisition GmbH Miscellaneous Commercial ServicesCommercial Services Provides business and economic services | Commercial Services |
Potters Ballotini GmbH
Potters Ballotini GmbH Miscellaneous ManufacturingProducer Manufacturing Manufactures and distributes plastic products | Producer Manufacturing |
Potters Ballotini Ltd.
Potters Ballotini Ltd. Miscellaneous ManufacturingProducer Manufacturing Manufactures and markets glass beads | Producer Manufacturing |
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