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
SES Advances Satellite Manufacturing Facility in Luxembourg24.9.2026 09:50:00 EEST | Press release
SES, a space solutions company, has commenced construction of a new satellite manufacturing facility in Kockelscheuer, Luxembourg, marking a major milestone in the company’s vertical integration and business model evolution. The facility will enhance SES’ ability to design, develop and manufacture critical satellite technologies, accelerating the deployment of next-generation satellite networks and secure communications solutions. It will also help create a hub for innovation and enable SES partners and ecosystem with opportunities. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260923560183/en/ SES Advances Satellite Manufacturing Facility in Luxembourg The new facility in Kockelscheuer is at the center of Luxembourg’s effort to build and scale a dedicated Space Campus to stimulate New Space companies and industrial collaboration, and serve as a center for engineering, testing, manufacturing and assembly, accelerating devel
NTT DOCOMO BUSINESS Launches “Pro”, a New docomo business SIGN ® Offering for Large-Scale Global Connected Products24.9.2026 05:00:00 EEST | Press release
NTT DOCOMO BUSINESS, Inc. (formerly NTT Communications Corporation) announced today the launch of "Pro," a new offering in the docomo business SIGN®1 lineup, an IoT-focused Network as a Service (NaaS) with built-in security features. Designed to support the large-scale and global deployment of connected products, “Pro” helps customers manage and operate tens of thousands of IoT connections. The service will be available from March 2027. This new offering addresses the challenges of achieving more advanced operational management through the centralized management of domestic and international IoT connectivity, operational automation, and system integration, while also enhancing security. It will reduce the operational burden on customers while supporting the continued delivery of value through connected products and services. 1. Background In recent years, against the backdrop of labor shortages resulting from Japan’s declining birthrate and aging population, various industries, such as
HeadFirst Global Becomes Vertage, Uniting 11 Businesses in a Single Work Orchestration Platform24.9.2026 02:01:00 EEST | Press release
HeadFirst Global, a leader in work orchestration, today announced it will become Vertage, as it builds a global technology platform that dynamically curates the right mix of expert talent and AI agents to deliver the work outcomes enterprises need. This press release features multimedia. View the full release here: https://www.businesswire.com/news/home/20260923823506/en/ Edzard Overbeek, Group CEO at Vertage The €10 billion group is bringing its 11 operating businesses together under the Vertage name, platform, and operating model. Vertage starts with a foundation few can match: 1.5 million specialists, more than €10 billion in gross invoice value from multi-sector enterprise customers and governments, and delivery across 80 countries. The capabilities come from the 2024 integration of HeadFirst Group and Impellam Group, which combined technology and data with leadership in global managed services and specialist talent communities, and from the group's subsequent expansion into India.
Grid Dynamics Co-Hosts Physical AI Summit Alongside NVIDIA, EAIGG, and BGV to Accelerate Manufacturing Automation23.9.2026 23:05:00 EEST | Press release
Grid Dynamics Holdings, Inc. (Nasdaq: GDYN) (“Grid Dynamics”), a premier AI transformation partner for the Fortune 1000, announced today that it is co-hosting the Physical AI Summit alongside NVIDIA, EAIGG, and BGV. The invite-only working forum will bring together participants from enterprises, Physical AI startups, and investors on September 24, 2026, at the Wells Fargo Innovation Center in Menlo Park, CA. Centered on the theme "From World Models to Real-World Control," the summit will focus on the practical challenges of deploying, scaling, and operating Physical AI systems in production. Grid Dynamics' participation builds on its strategic partnerships with NVIDIA and Doosan Robotics, expanding its Physical AI capabilities to advance enterprise robotics applications. Ilya Katsov, CTO, Americas at Grid Dynamics, will lead a session titled "Operationalizing Physical AI: Lessons From the Field." The session will draw on Grid Dynamics' experience deploying Physical AI, including humano
Liquid AI, in Collaboration with Qualcomm Technologies, Brings Personal AI Context to Devices Powered by Snapdragon23.9.2026 22:00:00 EEST | Press release
Liquid AI today, at Snapdragon Summit 2026, announced that Liquid Context, an on-device context layer, is now optimized for Snapdragon® processors, specifically using the Qualcomm® Hexagon™ NPU. In collaboration with Qualcomm Technologies, Liquid Context built a persistent understanding of the user from signals from devices with Snapdragon processors and made relevant context available to AI agents, whether they ran on the device, in the cloud or across both. Device manufacturers now have a foundation for more proactive, personalized and trustworthy AI experiences, alongside Liquid Agent, Liquid AI’s efficient embedded agent. Personal Context That Makes Any Agent More Useful Useful agents need to understand what matters to the user and when help is needed. With the user’s permission, Liquid Context learns from device signals, builds an understanding of routines, preferences and needs, and keeps that understanding current. It provides a shared context layer between the device and the us
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