Joseph Koscinski

Chief Administrative Officer at ECOVYST INC.

Net worth: 8 M $ as of 30/05/2026

60 year

26 connections

Process Industries

Commercial Services

Consumer Services

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%	12/04/2026	605,015 ( 0.55% )	8 M $	30/05/2026

Joseph Koscinski active positions

Companies	Position	Start
ECOVYST INC.	Chief Administrative Officer	31/12/2022
PQ Silicas UK Ltd. PQ Silicas UK Ltd. Chemicals: SpecialtyProcess Industries Manufactures inorganic basic chemicals	Director/Board Member	31/01/2016
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	31/01/2016
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	31/12/2004
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	28/07/2016
Potters Ballotini Acquisition GmbH Potters Ballotini Acquisition GmbH Miscellaneous Commercial ServicesCommercial Services Provides business and economic services	Chief Executive Officer	-

All active positions of Joseph Koscinski

Former positions of Joseph Koscinski

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See the detail of Joseph Koscinski's experience

Training of Joseph Koscinski

Experiences
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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