![Clive Grannum](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>)
Clive Grannum
Director/Board Member at
AZZ INC.
Net worth: 1 M $ as of 2026-05-30
Profile
Clive A. Grannum is currently Chief Executive Officer at North American Stainless LP since 2025.
Mr. Grannum serves as Independent Director at AZZ, Inc. since 2021.
Mr. Grannum holds director positions at Boys & Girls Clubs of Greater St. Louis and Medinova Physicians Pllc.
Mr. Grannum is President at Materion Brush, Inc. and Materion Technical Materials, Inc. Former roles include President-Performance Alloys & Composites at Materion Corp.
from 2018 to 2025, President & Director at Materion Technologies, Inc., President-Global Chlorinated Organics at The Dow Chemical Co. from 2008 to 2015, Vice President & President-Global Chlorinated Organics at Olin Corp., Vice President, GM-Packaging & Building Materials at Rohm & Haas Co. from 2007 to 2009, Vice President & General Manager-Packaged Systems at BOC Group, Inc., Vice President at ICI Group, and Senior Vice President at Vantage Oleochemicals, Inc. Education includes undergraduate studies at Boston University and an MBA from Yale School of Management.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
AZZ INC. 0.03% | 2025-07-07 | 10,208 ( 0.03% ) | 1 M $ | 2026-05-30 |
Clive Grannum active positions
| Companies | Position | Start |
|---|---|---|
| AZZ INC. | Director/Board Member | 2021-01-31 |
Materion Brush, Inc.
 Materion Brush, Inc. Metal FabricationProducer Manufacturing Produces and supplies metal related products | President | - |
Boys & Girls Clubs of Greater St. Louis
 Boys & Girls Clubs of Greater St. Louis Miscellaneous Commercial ServicesCommercial Services Operates boys and girls club | Director/Board Member | - |
Medinova Physicians Pllc
 Medinova Physicians Pllc Medical/Nursing ServicesHealth Services Medinova Physicians Pllc is a private company based in Bronx, NY. | Director/Board Member | - |
Materion Technical Materials, Inc.
 Materion Technical Materials, Inc. Industrial SpecialtiesProcess Industries Provides metal processing services | President | - |
North American Stainless LP
 North American Stainless LP SteelNon-Energy Minerals Manufactures and supplies stainless steel | Chief Executive Officer | 2025-05-20 |
Former positions of Clive Grannum
| Companies | Position | End |
|---|---|---|
| MATERION CORPORATION | Corporate Officer/Principal | 2024-12-31 |
Materion Technologies, Inc.
 Materion Technologies, Inc. Electronic Production EquipmentElectronic Technology Manufactures electronics | President | 2019-05-07 |
| DOW CHEMICAL COMPANY (THE) | Corporate Officer/Principal | 2014-12-31 |
| ░░░░ ░░░░░ ░░░░ ░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | ░░░░░░░░░░ |
| ░░░░ ░░░░░░░░░░░ | ░░░░░░░░░ ░░░░░░░░░░░░░░░░░ | - |
Training of Clive Grannum
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
65
1st degree connections
16
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 16 |
|---|---|
AZZ, Inc.
 AZZ, Inc. Industrial SpecialtiesProcess Industries Provides coatings and related processing for steel & aluminum coils, metal hot-dip and spin galvanizing, powder coating, anodizing & plating services | Process Industries |
The Dow Chemical Co.
 The Dow Chemical Co. Chemicals: Major DiversifiedProcess Industries Manufactures specialty additives, modifiers and plastic polyethylene products | Process Industries |
Olin Corp.
 Olin Corp. Industrial SpecialtiesProcess Industries Engages in manufacturing and distributing the chemicals products | Process Industries |
Rohm & Haas Co.
 Rohm & Haas Co. Chemicals: Major DiversifiedProcess Industries Manufactures specialty chemicals | Process Industries |
Materion Corp.
 Materion Corp. Electronic Equipment/InstrumentsElectronic Technology Manufactures beryllium products and equipment | Electronic Technology |
Boston University
 Boston University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
BOC Group, Inc.
 BOC Group, Inc. Industrial MachineryProducer Manufacturing Manufactures industrial gases, generators and other gas related equipment | Producer Manufacturing |
Materion Brush, Inc.
Materion Brush, Inc. Metal FabricationProducer Manufacturing Produces and supplies metal related products | Producer Manufacturing |
North American Stainless LP
North American Stainless LP SteelNon-Energy Minerals Manufactures and supplies stainless steel | Non-Energy Minerals |
Materion Technical Materials, Inc.
Materion Technical Materials, Inc. Industrial SpecialtiesProcess Industries Provides metal processing services | Process Industries |
ICI Group
 ICI Group Industrial SpecialtiesProcess Industries Manufactures paints & coatings | Process Industries |
Materion Technologies, Inc.
Materion Technologies, Inc. Electronic Production EquipmentElectronic Technology Manufactures electronics | Electronic Technology |
Vantage Oleochemicals, Inc.
 Vantage Oleochemicals, Inc. Chemicals: Major DiversifiedProcess Industries Manufactures fatty acids and glycerin for personal care | Process Industries |
Yale School of Management
 Yale School of Management Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Boys & Girls Clubs of Greater St. Louis
Boys & Girls Clubs of Greater St. Louis Miscellaneous Commercial ServicesCommercial Services Operates boys and girls club | Commercial Services |
Medinova Physicians Pllc
Medinova Physicians Pllc Medical/Nursing ServicesHealth Services Medinova Physicians Pllc is a private company based in Bronx, NY. | Health Services |
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