Bessemer Investors Announces Sale of Leonard Valve Company to A. O. Smith Corporation

Bessemer Investors has completed the sale of Leonard Valve Company to A. O. Smith (NYSE: AOS) on January 6, 2026, following a definitive agreement signed on November 12, 2025.

Rhea-AI Summary

Bessemer Investors has completed the sale of Leonard Valve Company to A. O. Smith (NYSE: AOS) on January 6, 2026, following a definitive agreement signed on November 12, 2025. Bessemer invested in Leonard Valve in 2019 and worked with third‑generation owner Niles Wilcox to execute succession planning, strengthen management, and support organic growth and strategic M&A.

During Bessemer ownership Leonard expanded digital and thermostatic mixing products, acquired Heat‑Timer Corporation, and says it has tripled its digital and connected offerings. Financial and purchase price details were not disclosed.

Positive

• Sale completed to A. O. Smith on Jan 6, 2026
• Bessemer ownership began in 2019
• Acquisition of Heat‑Timer expanded product platform
• Tripled digital and connected offerings under Bessemer
• Stronger management and succession plan executed

Negative

• None.

Argus Jan 7 session

-2.23% close to close 1.0x rel. volume Open Argus

Details

News Market Reaction – AOS

On Jan 7, the first trading day after this news, AOS closed 2.23% below the previous close.

Data tracked by StockTitan Argus for the Jan 7 session.

Key Figures

Investment year: 2019 Founding year: 1911 Ownership duration: six years +1 more

Investment year

2019

Year Bessemer invested in Leonard Valve

Founding year

1911

Leonard Valve founding date

Ownership duration

six years

Period over which Bessemer and management built team and strategy

Digital offerings growth

tripled

Increase in digital and connected offerings under Bessemer ownership

Historical Context

5 past events · Latest: Nov 12

5 events

1. Nov 12

   Acquisition agreement

   24h Move

   +0.9%

   Definitive agreement to acquire Leonard Valve for cash with EPS accretion outlook.

2. Oct 28

   Earnings update

   24h Move

   -2.6%

   Q3 sales and EPS growth with raised dividend and updated full-year guidance.

3. Oct 13

   Dividend increase

   24h Move

   +1.7%

   6% increase in quarterly dividend and emphasis on long-term dividend growth.

4. Oct 03

   Leadership change

   24h Move

   -0.3%

   Hiring a new chief digital information officer to drive digital transformation.

5. Oct 02

   Conference call notice

   24h Move

   +0.6%

   Scheduling and access details for the upcoming Q3 2025 earnings call.

24h Move is the share-price change in the day after each event; other market factors may also have contributed.

Key Terms

thermostatic mixing, hydronic system management, thermostatic mixing systems, hydronic heating, +1 more

5 terms

thermostatic mixing technical

"expanded its digital and thermostatic mixing portfolio and acquired Heat-Timer"

A thermostatic mixing device blends hot and cold water automatically to deliver a stable, safe temperature at taps and showers—think of it as a smart faucet that keeps your shower from suddenly scalding or going ice-cold. For investors, these devices matter because they affect regulatory compliance, maintenance costs, liability risk and building value in properties, healthcare facilities and other operations where water temperature control is required for safety and hygiene.

hydronic system management technical

"creating a broader platform in water and hydronic system management."

Hydronic system management is the operation, control and maintenance of building heating and cooling systems that move heat by circulating water through pipes, radiators or coils—like a central blood circulation keeping a building’s temperature stable. Investors care because good management cuts energy and repair costs, extends equipment life, reduces downtime and regulatory or sustainability risks, which improves a property’s operating income and long‑term value.

thermostatic mixing systems technical

"designs and manufactures water temperature control valves, digital and thermostatic mixing systems,"

Thermostatic mixing systems are plumbing devices that blend hot and cold water to deliver water at a steady, pre-set temperature, automatically adjusting for changes in supply or demand much like a car’s cruise control keeps speed constant. They matter to investors because they affect safety compliance, liability risk, maintenance costs, and product demand in buildings and healthcare settings; companies that make, install or service these systems can see steady revenue tied to regulations and aging infrastructure.

hydronic heating technical

"control of water temperature and hydronic heating in demanding environments."

Hydronic heating is a building heating system that warms spaces by circulating hot water through pipes to radiators, baseboards, or under‑floor tubing, much like a bloodstream delivering warmth around a house. For investors, it matters because hydronic systems influence a property’s energy efficiency, operating costs, maintenance needs and retrofit potential, which affect long‑term cash flow, valuation and demand for manufacturers, installers and energy‑efficiency products.

advanced boiler controls technical

"its Heat-Timer brand of advanced boiler controls, Leonard Valve helps customers ensure"

Advanced boiler controls are electronic systems that monitor and automatically adjust a boiler’s fuel, air, temperature and pressure to keep it running safely and efficiently. They act like a smart thermostat and autopilot for industrial steam systems, cutting fuel use, emissions and maintenance needs while improving uptime and extending equipment life. For investors, those benefits translate into lower operating costs, reduced regulatory and reliability risk, and potentially stronger profit margins.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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NEW YORK, Jan. 6, 2026 /PRNewswire/ -- Leonard Valve Company ("Leonard Valve" or the "Company"), a leading provider of water temperature and flow control solutions, and Bessemer Investors LLC ("Bessemer"), a New York-based investment firm, today announced that Bessemer has completed the sale of Leonard Valve to A. O. Smith Corporation ("A. O. Smith") (NYSE: AOS). A. O. Smith previously announced the signing of a definitive agreement to acquire Leonard Valve on November 12, 2025.

Bessemer invested in Leonard Valve in 2019 alongside third-generation owner, Niles Wilcox. Since then, Bessemer has partnered with Mr. Wilcox and the Leonard Valve team to execute a succession plan, enhance the management team, and support organic growth, operational initiatives and strategic M&A. During Bessemer's ownership, Leonard Valve expanded its digital and thermostatic mixing portfolio and acquired Heat-Timer Corporation, a leading supplier of commercial heating controls and energy management systems, creating a broader platform in water and hydronic system management.

Founded in 1911 and headquartered in Cranston, Rhode Island, Leonard Valve designs and manufactures water temperature control valves, digital and thermostatic mixing systems, and related monitoring devices used in hospitals, schools, universities, industrial facilities and other institutional and commercial settings. Together with its Heat-Timer brand of advanced boiler controls, Leonard Valve helps customers ensure safe, precise and efficient control of water temperature and hydronic heating in demanding environments.

"From our first conversations with Niles, it was clear that Leonard Valve was an ideal fit for Bessemer – a long-standing market leader providing mission-critical applications that promote health and safety," said David Barr, Managing Director at Bessemer. "Our focus has been to support a smooth transition of ownership and leadership, invest behind the Company's growth and help position Leonard Valve for its next chapter."

"Over the last six years, we have built an industry-leading team, refreshed our go-to-market strategy, and expanded our product offering with the addition of Heat-Timer," added Matthew Labovitz, Principal at Bessemer. "Together we have tripled our digital and connected offerings, grown our market share and helped position the Leonard and Heat-Timer brands as the market leaders for health, safety and energy efficiency. We look forward to watching Leonard's continued success as they join A. O. Smith."

"The Bessemer team delivered on everything we set out to accomplish together, and then some. I could not have asked for a better partner and steward of the Leonard Valve legacy," said Niles Wilcox, prior owner and former Chief Executive Officer of Leonard Valve.

"Bessemer has been a highly supportive and value-added partner for Leonard Valve," said David Brakenwagen, Chief Executive Officer of Leonard Valve. "With their backing, we have invested in our people and technology, broadened our solutions and enhanced our ability to serve critical institutional and commercial customers. Joining A. O. Smith will help accelerate adoption of our digital and thermostatic mixing solutions, expand our advanced boiler control offering, and deliver an even more integrated product suite."

Jefferies LLC and Robert W. Baird & Co. served as financial advisors to Bessemer Investors, and Sidley Austin LLP served as legal counsel. BofA Securities served as exclusive financial advisor, and Foley & Lardner LLP served as legal advisor to A. O. Smith Corporation.

About Leonard Valve
Leonard Valve Company, headquartered in Cranston, Rhode Island, is a designer and manufacturer of water temperature control valves, digital and thermostatic mixing systems, and monitoring devices used in institutional, commercial and industrial applications. Leonard Valve is recognized as a leader in digital and thermostatic mixing valve technologies, while its Heat-Timer brand provides advanced boiler controls and energy management solutions that optimize hydronic heating. For further information, please visit https://www.leonardvalve.com/.

About Bessemer Investors
Bessemer Investors is a New York-based investment firm focused on partnering with middle market businesses to support growth and enhance value creation. Bessemer differentiates itself by combining a long-term, flexible capital base with a team of experienced private equity professionals. This approach offers unique solutions to Bessemer's partners and the flexibility to maximize long-term value. For further information, please visit https://www.bessemerinvestors.com.

About A. O. Smith
A. O. Smith Corporation, with headquarters in Milwaukee, Wisconsin, is a global leader applying innovative technology and energy-efficient solutions to products manufactured and marketed worldwide. Listed on the New York Stock Exchange (NYSE: AOS), the Company is one of the world's leading manufacturers of residential and commercial water heating equipment and boilers, as well as a manufacturer of water treatment products. For more information, visit www.aosmith.com.

Contact:

Lambert by LLYC

Joanne Lessner, jlessner@lambert.com, 212-222-7436
Caroline Luz, cluz@lambert.com, 203-570-6462

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SOURCE Bessemer Investors LLC

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

When did A. O. Smith complete the acquisition of Leonard Valve (AOS)?

The sale to A. O. Smith was completed on January 6, 2026.

When was the Leonard Valve acquisition agreement announced by A. O. Smith?

A. O. Smith announced signing a definitive agreement on November 12, 2025.

What changes did Bessemer make at Leonard Valve between 2019 and the sale?

Bessemer supported succession planning, strengthened management, expanded products, and completed the Heat‑Timer acquisition.

How did Leonard Valve's product mix change under Bessemer before the AOS sale?

The company says it tripled its digital and connected offerings and expanded its thermostatic mixing portfolio.

Were financial terms or purchase price disclosed for Leonard Valve's sale to A. O. Smith?

No; the announcement does not disclose financial terms or the purchase price.

Which advisers represented Bessemer and A. O. Smith in the Leonard Valve transaction?

Jefferies and Robert W. Baird advised Bessemer with Sidley Austin as legal counsel; BofA Securities and Foley & Lardner advised A. O. Smith.