---
title: "David C. Dennsteadt named President and COO at RPM; Frank C. Sullivan remains Chair & CEO"
type: "News"
locale: "en"
url: "https://longbridge.com/en/news/293461348.md"
description: "RPM International Inc. has appointed David C. Dennsteadt as President and Chief Operating Officer, effective July 17, 2026. In this role, Dennsteadt will oversee operating groups, lead strategy and corporate development, and have group presidents report to him. Frank C. Sullivan remains the company's Chair and Chief Executive Officer."
datetime: "2026-07-22T10:53:00.000Z"
locales:
  - [zh-CN](https://longbridge.com/zh-CN/news/293461348.md)
  - [en](https://longbridge.com/en/news/293461348.md)
  - [zh-HK](https://longbridge.com/zh-HK/news/293461348.md)
generator: "portal-rs"
---

# David C. Dennsteadt named President and COO at RPM; Frank C. Sullivan remains Chair & CEO

**RPM appointed David C. Dennsteadt as President and Chief Operating Officer, effective July 17, 2026, while Frank C. Sullivan continues as Chair and Chief Executive Officer.**

**Individual**

David C. Dennsteadt

Frank C. Sullivan

**Role**

President and Chief Operating Officer

Chair and Chief Executive Officer

**Type of Change**

Appointed

Continuing in role

**Effective Date**

July 17, 2026

Not disclosed

**Reason**

Not disclosed

Not disclosed

**Replacement Info**

Not applicable

Not applicable

**Background Details**

Previously served as Executive Vice President; will oversee operating groups and have group presidents report to him; will lead strategy and corporate development.

Not disclosed

**Board/Committee Role Changes**

Not disclosed

Not disclosed

Original SEC Filing: RPM INTERNATIONAL INC/DE/ \[ RPM \] - 8-K - Jul. 22, 2026

**Disclaimer**

This is an AI-powered summary. It may contain inaccuracies. Consider verifying important information with the source. Please note this summary is solely based on documents filed with the SEC.

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---
> **Disclaimer: This article is for reference only and does not constitute any investment advice.**