John Grampa

Director/Board Member at PARK-OHIO HOLDINGS CORP.

Net worth: 469 580 $ as of 2026-05-30

78 year

37 connections

Producer Manufacturing

Process Industries

Electronic Technology

Profile

John D.
Grampa is currently Chief Financial Officer & Vice President at Materion Brush, Inc. since 1990.
He is also an Independent Director at Park-Ohio Holdings Corp.
and a Director at Park-Ohio Industries, Inc., both positions held since 2015.
Formerly, Mr. Grampa was Senior Vice President-Administration at Materion Corp.
in 2015 and VP-Finance-Worldwide Materials Business at Avery Dennison Corp.
from 1984 to 2009.

Known holdings in public companies

Company	Date	Number of shares	Valuation	Valuation date
PARK-OHIO HOLDINGS CORP. 0.1%	2026-06-22	14,422 ( 0.1% )	469 580 $	2026-05-30

John Grampa active positions

Companies	Position	Start
PARK-OHIO HOLDINGS CORP.	Director/Board Member	2015-07-13
Materion Brush, Inc. Materion Brush, Inc. Metal FabricationProducer Manufacturing Produces and supplies metal related products	Director of Finance/CFO	2010-07-01
Park-Ohio Industries, Inc. Park-Ohio Industries, Inc. Metal FabricationProducer Manufacturing Manufactures engineered components and provides industrial supply chain logistics services	Director/Board Member	2015-07-13

All active positions of John Grampa

Former positions of John Grampa

Companies	Position	End
MATERION CORPORATION	Director of Finance/CFO	2014-12-31
AVERY DENNISON CORPORATION	Corporate Officer/Principal	-

See the detail of John Grampa's experience

Experiences
Positions held

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Inactive

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Private companies

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Connections

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Members of the board

Executives

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Linked companies

Private companies	5
Avery Dennison Corp. Avery Dennison Corp. Pulp & PaperProcess Industries Designs and develops labeling and functional materials, radio frequency identification inlays, tags & software applications	Process Industries
Park-Ohio Holdings Corp. Park-Ohio Holdings Corp. Metal FabricationProducer Manufacturing Provides supply chain logistics services and manufactures aluminum products	Producer Manufacturing
Materion Corp. Materion Corp. Electronic Equipment/InstrumentsElectronic Technology Manufactures beryllium products and equipment	Electronic Technology
Materion Brush, Inc. Materion Brush, Inc. Metal FabricationProducer Manufacturing Produces and supplies metal related products	Producer Manufacturing
Park-Ohio Industries, Inc. Park-Ohio Industries, Inc. Metal FabricationProducer Manufacturing Manufactures engineered components and provides industrial supply chain logistics services	Producer Manufacturing