Johns Manville Announces New CEO, Chairman Transition
17.6.2020 20:30:00 EEST | Business Wire | Press release
Johns Manville (JM), a global building and specialty products manufacturer and a Berkshire Hathaway company, announced today that Bob Wamboldt will become President and CEO on Sept. 1, 2020. Mary Rhinehart, the company’s current Chairman, President and CEO, will retain the role of Chairman.
This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20200617005674/en/
Mary Rhinehart (Photo: Business Wire)
Wamboldt joined Johns Manville in 2003 and became President of JM’s Insulation Systems business in February 2017. He earlier led the Engineered Products North America and Roofing Systems businesses at JM. Wamboldt is also Chairman of the North American Insulation Manufacturers Association and previously served as president of the Asphalt Roofing Manufacturers Association.
“I have been privileged to lead each of our businesses and learn first-hand the strength of the Johns Manville customer relationships, products, technologies and people,” Wamboldt said. “I look forward to working with the JM team and our customers to make the company even stronger in the global markets we serve. I also want to thank Mary for her leadership and guidance over the years and know I will benefit from her continued support as Chairman.”
Before joining Johns Manville, Wamboldt worked 16 years at PPG Industries Inc., where he held a variety of positions in the company’s Fiber Glass and Coatings divisions. He earned a bachelor’s degree in chemistry from Lehigh University. He and his wife live in Denver.
Rhinehart became Johns Manville’s President and CEO in 2012 and assumed the additional role of Chairman in 2014. Before becoming President and CEO, she was the company’s Chief Financial Officer for eight years. During her more than 40 years with Johns Manville, she also held leadership roles in treasury, supply chain, M&A and human resources, and she managed several of the company’s business units.
“I am immensely proud of JM’s employees and all we have accomplished together,” Rhinehart said. “Johns Manville is an important part of my life, and its continued success is my top priority as we transition to new leadership. I am pleased to hand the company over to such an accomplished JM executive as Bob and am confident he and our 8,000 employees around the world will continue to build on JM’s 162-year track record of success.”
Johns Manville became a Berkshire Hathaway company in February 2001.
“Bob’s business acumen, broad base of experience, and extensive industry knowledge make him the natural successor to Mary as CEO,” said Greg Abel, Berkshire Hathaway’s Vice Chairman. “I also want to extend my gratitude to Mary for her dedication and commitment to JM over her entire career. Under her leadership as CEO, JM delivered exceptional performance, successfully expanded its market presence, and made sound, strategic investments to position the company for success well into the future.”
Warren Buffett, Chairman and CEO of Berkshire Hathaway, added: “Mary was everything we had hoped to find in a CEO.”
About Johns Manville
Johns Manville, a Berkshire Hathaway company (NYSE: BRK.A, BRK.B), is a leading manufacturer and marketer of premium-quality building and specialty products. In business since 1858, the Denver-based company has annual sales over $3 billion and holds leadership positions in all of the key markets that it serves. Johns Manville employs 8,000 people and operates 46 manufacturing facilities in North America, Europe and China. Additional information can be found at www.jm.com.
To view this piece of content from cts.businesswire.com, please give your consent at the top of this page.
View source version on businesswire.com: https://www.businesswire.com/news/home/20200617005674/en/
Contact information
Eric Brown, +1-303-809-2853
eric.brown@jm.com
About Business Wire
For more than 50 years, Business Wire has been the global leader in press release distribution and regulatory disclosure.
Subscribe to releases from Business Wire
Subscribe to all the latest releases from Business Wire by registering your e-mail address below. You can unsubscribe at any time.
Latest releases from Business Wire
Andersen Global Adds Collaborating Firm Pi Advisory12.2.2026 16:30:00 EET | Press release
Andersen Global strengthens its capabilities in Africa through a Collaboration Agreement with Pi Advisory, a financial advisory firm based in Angola with a presence in Mozambique and Portugal. Pi Advisory provides a comprehensive suite of services, including full-service tax services, business support and outsourcing, financial advisory, and a wide range of corporate services to support clients with everything from setting up a new business entity to navigating local tax regulations. The firm integrates Environmental, Social, and Corporate Governance (ESG) principles into its operations, reflecting its commitment to sustainable business practices. “This collaboration strengthens our ability to support clients with complex, multi-jurisdictional needs,” said António Amaral Correia, partner at Pi Advisory. “By collaborating with Andersen Global, we can provide solutions that meet the evolving demands of clients in Lusophone markets and beyond.” Mark L. Vorsatz, global chairman and CEO of
i2c Named Finalist for Best Security or Anti-Fraud Development at Card & Payments Awards Middle East 202612.2.2026 16:00:00 EET | Press release
i2c Inc., a global financial technology innovator, has been named a finalist in the Best Security or Anti-Fraud Development category at The Card & Payments Awards Middle East 2026. The region’s premier awards program recognizes organizations that deliver practical, high-impact innovations to strengthen payment security and protect customers in one of the world’s fastest-growing digital payments markets. i2c was recognized for its AI-driven Fraud Risk Management solution, embedded directly within its unified banking and payments platform and operating in real time at the point of transaction authorization—an increasingly critical capability as digital payments scale across Middle East markets. By evaluating risk at the moment a payment is initiated, rather than after funds are approved, the solution enables earlier detection of fraudulent activity while preserving approval rates and minimizing friction for legitimate customers. Designed for digital‑first economies where fraud evolves qu
SLB Awarded Multiple Offshore Drilling Contracts by Mubadala Energy for Tangkulo Deepwater Development in Indonesia12.2.2026 15:00:00 EET | Press release
Global energy technology company SLB (NYSE: SLB) has been awarded multiple offshore drilling services contracts by Mubadala Energy, the Abu Dhabi headquartered international energy company, for the Tangkulo natural gas deepwater development and associated exploration and appraisal drilling activities in the Andaman Sea, offshore Indonesia. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260212809124/en/ The project will leverage SLB’s offshore and deepwater technologies, including real-time downhole monitoring, to reduce operational risk, improve well placement and strengthen project economics. Under the awards, SLB will work with Mubadala Energy to deliver integrated drilling and well services across the full well life cycle. The scope includes directional drilling, drilling fluids, cementing, wireline, slickline, coiled tubing, well testing, mud logging and upper and lower completions. The integrated model is designed to st
Align Partners Issues Formal Shareholder Proposals to Dentium12.2.2026 14:43:00 EET | Press release
Align Partners Capital Management Inc. (“Align Partners”), a shareholder of Dentium Co., Ltd. (“Dentium” or the “Company”), has submitted formal shareholder proposals for inclusion in the agenda of Dentium’s upcoming 26th Annual General Meeting (“AGM”), urging the Company to strengthen governance practices and improve capital allocation discipline. Align Partners noted that, given shareholder proposals will be presented at this year’s AGM, Dentium should follow the Korea Exchange (KRX) Corporate Governance Key Indicators by publishing the AGM convocation notice at least four weeks prior to the meeting date and adopting an electronic voting system to enhance shareholder participation. Dentium is widely recognized as a global leader in the dental implant industry, supported by superior technology and more than 23 years of long-term clinical data. Despite this strong positioning, Align Partners believes the Company continues to trade at a meaningful discount. As of February 11, 2026, Dent
Align Partners Issues Public Shareholder Letter and Submits Formal Shareholder Proposals to SoluM12.2.2026 14:42:00 EET | Press release
Align Partners Capital Management Inc. (“Align Partners”), a shareholder of SoluM Co., Ltd. (“SoluM” or the “Company”), has submitted formal shareholder proposals for inclusion in the agenda of SoluM’s 2026 Annual General Meeting (“AGM”) and issued its first public shareholder letter to the Company’s Board of Directors. Align Partners requested that SoluM’s Board and management provide a public written response to the shareholder letter by the AGM convocation notice deadline ahead of the March 2026 meeting. The campaign reflects Align Partners’ view that meaningful governance reforms and strategic focus are urgently needed to unlock shareholder value. SoluM operates a high-growth Electronic Shelf Label (“ESL”) business with strong global positioning and attractive long-term market potential. Despite this, the Company’s share price has remained near historical lows since its listing. As of February 11, 2026, SoluM trades at a last-twelve-month EV/EBIT multiple of 28.9x, representing a s
In our pressroom you can read all our latest releases, find our press contacts, images, documents and other relevant information about us.
Visit our pressroom
