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
BTG Pactual Timberland Investment Group Raises US$1.24 Billion for Largest Reforestation Fund to Date[1]28.4.2026 18:00:00 EEST | Press release
BTG Pactual Timberland Investment Group (BTG Pactual TIG), one of the world’s largest timberland managers, today announced the close of fundraising for its Latin American Reforestation Strategy, reaching US$1.24 billion in commitments. This represents the largest reforestation fund closed to date,1 providing a model for large-scale reforestation and restoration that seeks to deliver durable climate impact, tangible benefits for rural communities, biodiversity outcomes, and sustainable commercial production. Global environmental organization Conservation International serves as Impact Adviser to the strategy, providing input and advice to help strengthen environmental, climate, and social outcomes related to the strategy’s conservation and restoration activities. Together, BTG Pactual TIG and Conservation International are advancing an approach that aims to conserve, restore, and reforest approximately 660,000 acres of degraded landscapes in Latin America. The approach blends commercial
Qatar Implements Relief Measures to Support Business Community28.4.2026 17:56:00 EEST | Press release
Qatar has activated a comprehensive package of support measures designed to maintain market stability and reinforce investor confidence amid evolving regional conditions. These measures, delivered through the nation’s foreign direct investment ecosystem, provide immediate financial, regulatory and operational relief to Qatar’s international business community. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260428904909/en/ Infographic highlights key relief measures implemented in Qatar to support the business community (Infographic: AETOSWire) H.E. Sheikh Faisal bin Thani Al Thani, Minister of Commerce and Industry and Chairman of Invest Qatar, stated: “Qatar’s commitment to its business community is unwavering. As regional conditions continue to evolve, we remain fully focused on acting decisively to support companies operating in our market, safeguard business continuity and reinforce confidence. Our approach is grounded i
Dubai’s Medcare Hospital Becomes the World’s First to Treat an Adult Spinal Muscular Atrophy (SMA) Patient Outside the US28.4.2026 16:57:00 EEST | Press release
Medcare Royal Speciality Hospital (MRSH) in Dubai has become the world’s first hospital outside the USA, to offer a newly licensed intrathecal gene therapy - Itvisma, to adult patients with Spinal Muscular Atrophy (SMA). This one-time treatment was recently administered to a 22-year-old Egyptian patient, who was diagnosed at 18 months and confined to a wheelchair for most of his life. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260428038416/en/ Dr. Vivek Mundada with Medcare multidisciplinary medical team (Photo: AETOSWire) Last year, Medcare also became the first healthcare provider globally to administer the newly licensed Itvisma to a four-year-old international SMA patient. SMA is a rare neuromuscular disease that leads to progressive muscle weakness and loss of mobility, impacting movement, breathing, and swallowing. Until now, advancements in gene therapy for SMA were primarily restricted to children under the age o
Perpetual Atomics and QSA Global Fuel the World’s First Americium-Powered Radioisotope Heater Unit Core28.4.2026 16:48:00 EEST | Press release
In a landmark achievement for international space exploration, Perpetual Atomics, QSA Global, Inc. and the University of Leicester have completed the first historical production of an Americium-fuelled Radioisotope Heater Unit (RHU) full scale core containing ceramic form americium-241 pellets in a metal containment structure. This breakthrough builds on the successful americium pelleting work in late 2025 and on two decades of experience in leading the development of americium space nuclear power systems by the Leicester team. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260428027123/en/ QSA Global and Perpetual Atomics Team Born out of ENDURE, a European Space Agency (ESA) project, and part of a transatlantic collaboration, this achievement provides the steppingstones for an industrial pathway to deliver radioisotope power systems for spacecraft enabling these to survive and thrive in the most extreme environments in the
Alipay Launches AI Payment Processing Product to Help Businesses and OPCs Thrive in the Agentic Economy28.4.2026 16:47:00 EEST | Press release
Alipay today launched a new AI payment processing product that enables businesses, large and small, including One Person Companies (OPCs) in the Chinese mainland, to receive payments seamlessly when autonomous AI agents, including OpenClaw-type agents, purchase their services. This new product is being launched as AI agents are increasingly executing tasks on behalf of users, from booking travel and comparing prices, to allocating computing power and buying tokens. The product is available on Alipay’s website (https://aipay.alipay.com/). With Alipay’s AI payment processing product, small and medium-sized businesses do not need to build complex payment or settlement systems. By simply onboarding their monetizable services, businesses can reach more customers and receive payment each time an AI agent purchases their service. Bocha, an AI-powered search tool offering web search support for AI applications including DeepSeek, has already adopted Alipay’s AI payment processing product, tran
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