When people search for Doug McMillon and Joaquin Duato, they are usually looking at two influential executives whose careers have been tied to some of the largest corporations in the world. McMillon spent decades building his career at Walmart, eventually serving as the retailer’s President and CEO from February 2014 through January 2026. Duato, meanwhile, continues to serve as Chairman and Chief Executive Officer of Johnson & Johnson, one of the biggest healthcare companies globally.

At first glance, retail and healthcare may seem too different for a meaningful comparison. Walmart operates around stores, e-commerce, supply chains, pricing and consumer convenience, while Johnson & Johnson focuses heavily on innovative medicine and medical technology. Yet McMillon and Duato have faced several similar leadership challenges: managing enormous organizations, responding to technological disruption, developing employees and keeping established companies relevant in rapidly changing markets.

Their careers also offer an interesting look at modern corporate leadership. Neither is simply known for managing day-to-day business operations. Their work reflects the increasing importance of technology, organizational transformation, long-term investment and leadership development. Looking at Doug McMillon and Joaquin Duato together therefore provides useful insight into how major global corporations prepare themselves for the future.

Quick Bio

Who Is Doug McMillon and Joaquin Duato?

Doug McMillon and Joaquin Duato has one of those corporate career stories that is closely connected to the company he eventually led. He started working for Walmart in 1984 as an hourly associate while he was still young. Instead of arriving at the company as an outside executive, he gradually moved through different areas of the organization and developed extensive experience in merchandising, operations and management.

Before becoming Walmart’s top executive, McMillon held major leadership positions within the company, including responsibility for Sam’s Club and Walmart International. That experience mattered because Walmart is far more complicated than simply running large stores. Its international operations, logistics network, digital platforms, suppliers and membership businesses require leaders to understand how many different parts of the organization fit together.

McMillon became President and CEO of Walmart in February 2014 and remained in the position until his retirement on January 31, 2026. During those years, Walmart increasingly developed from a traditional store-based retailer into what the company describes as a people-led, technology-powered omnichannel business. John Furner officially succeeded McMillon as Walmart President and CEO on February 1, 2026.

Who Is Doug McMillon and Joaquin Duato?

Doug McMillon and Joaquin Duato has followed a similarly long internal career path, although his professional world is healthcare rather than retail. He has spent decades within Johnson & Johnson and developed experience across several geographic markets and business functions. That international background gave him exposure to the commercial, operational and strategic challenges involved in running healthcare businesses across different regulatory environments.

Duato became Chief Executive Officer of Johnson & Johnson in January 2022 and later became Chairman in January 2023. As of 2026, he continues to serve as both Chairman and CEO. Johnson & Johnson identifies him as the leader of a global workforce of approximately 135,000 employees.

His leadership period has come during a significant stage in Johnson & Johnson’s evolution. The company has increasingly concentrated its identity around innovative medicine and MedTech, areas where scientific research, medical technology and commercialization must work closely together. In July 2026, Johnson & Johnson reported second-quarter sales of more than $25 billion, while Duato highlighted the strength of the company’s innovation pipeline and its ambition to exceed $100 billion in annual revenue.

Doug McMillon and Joaquin Duato: Similarities in Leadership

One of the strongest similarities between Doug McMillon and Joaquin Duato is the amount of time they spent learning their respective organizations before reaching the top. Both executives developed through long careers rather than being recruited shortly before becoming CEO. This type of experience can provide a leader with a deeper understanding of company culture, internal processes and the realities employees face at different levels.

Technology is another important theme connecting their leadership approaches. Under McMillon, Walmart invested heavily in e-commerce, automation, data and technology designed to improve both customer and employee experiences. The company increasingly connected its physical stores with digital shopping rather than treating e-commerce and traditional retail as completely separate businesses.

Duato operates in a different environment, but innovation plays an equally central role. For Johnson & Johnson, technological advancement can mean developing new medicines, improving medical devices, using better research methods and creating more precise approaches to treatment. The exact tools may differ from Walmart’s, but both leaders have worked in industries where standing still can quickly become a competitive disadvantage.

How Their Leadership Styles Differ

The biggest difference between Doug McMillon and Joaquin Duato naturally comes from their industries. McMillon led a retailer where customers may make purchasing decisions several times a week. Price, convenience, product availability, delivery speed and store experience are constantly visible. Even relatively small operational improvements can affect millions of transactions.

Duato leads a healthcare company where decision-making often follows a very different timeline. Developing a medicine or medical technology can involve years of scientific research, clinical development, regulatory review and substantial financial investment. Success therefore requires patience as well as the ability to make long-term bets on technologies that may not generate immediate results.

Their stakeholder environments are also different. Walmart constantly balances customers, employees, suppliers, investors and communities while operating one of the world’s largest retail networks. Johnson & Johnson must deal with patients, physicians, researchers, regulators, healthcare systems and investors. Both roles involve enormous responsibility, but the risks and decision-making processes surrounding retail and healthcare are fundamentally different.

The Role of Transformation in Their Careers

Doug McMillon and Joaquin Duato Walmart tenure is particularly associated with the transformation of the retailer during the growth of digital commerce. When he became CEO in 2014, online shopping was already important, but the competitive pressure created by digital-first businesses continued to intensify. Walmart responded by investing in e-commerce, technology, delivery capabilities and an increasingly integrated relationship between stores and digital platforms.

That transformation also involved employees. Walmart says that during McMillon’s tenure it increased wages, expanded parental leave and funded educational opportunities while developing its technology capabilities. His leadership period therefore illustrates how digital transformation in a large company is not simply about buying software; it also involves changing how employees work and how customers interact with the organization.

Duato is leading transformation from another direction. Johnson & Johnson’s future increasingly depends on scientific innovation, promising medicines and advanced medical technologies. Its current portfolio spans areas including oncology, immunology, neuroscience, cardiovascular medicine, surgery, orthopaedics and vision. His challenge is to turn scientific progress into treatments and technologies that can create both better patient outcomes and sustainable business growth.

What Business Leaders Can Learn From Doug McMillon and Joaquin Duato

One lesson from both careers is that detailed knowledge of a business can remain incredibly valuable even in an era obsessed with disruption. McMillon understood Walmart through decades of experience across different parts of the company, while Doug McMillon and Joaquin Duato built significant knowledge of Johnson & Johnson and global healthcare before becoming CEO. Neither career suggests that leadership begins only after receiving the highest title.

A second lesson is the importance of adapting before change becomes unavoidable. Walmart could not rely indefinitely on its enormous physical store network while consumers moved toward digital shopping. Johnson & Johnson cannot depend entirely on established healthcare products while medicine and medical technology continue advancing. Strong leaders have to protect what already works while simultaneously building what comes next.

Finally, both careers demonstrate that scale makes leadership more complicated rather than easier. Decisions affecting a small organization may involve dozens of people. Decisions at Walmart or Johnson & Johnson can influence employees, customers, patients, suppliers and investors across multiple countries. Leading organizations of that size requires a combination of operational discipline, strategic thinking and the ability to keep an enormous workforce moving toward common priorities.

Conclusion

Doug McMillon and Joaquin Duato represent two different versions of modern corporate leadership. McMillon rose from an hourly Walmart employee to lead the retailer for nearly 12 years, overseeing a period of major digital and organizational transformation before retiring as CEO in January 2026.

Duato continues to lead Johnson & Johnson as Chairman and CEO, with his attention centered on innovation, medicines, MedTech and long-term healthcare growth. His position places him at the intersection of scientific advancement, global business strategy and patient needs.

Although their industries are very different, studying Doug McMillon and Joaquin Duato reveals a common theme: successful leadership at a global company depends on understanding the existing business while being willing to transform it. Their careers show that experience and innovation do not need to compete with each other. In many successful organizations, the two work best together.

FUQs

Who are Doug McMillon and Joaquin Duato?

Doug McMillon and Joaquin Duato is the former President and CEO of Walmart, while Joaquin Duato is the Chairman and CEO of Johnson & Johnson.

Is Doug McMillon and Joaquin Duato still the CEO of Walmart?

No. McMillon retired as Walmart President and CEO on January 31, 2026, and John Furner became CEO on February 1, 2026.

Is Doug McMillon and Joaquin Duato still CEO of Johnson & Johnson?

Yes. As of 2026, Doug McMillon and Joaquin Duato serves as both Chairman and Chief Executive Officer of Johnson & Johnson.

What industries are Doug McMillon and Joaquin Duato associated with?

McMillon is primarily associated with global retail through Walmart, while Doug McMillon and Joaquin Duato is associated with healthcare through Johnson & Johnson.

What do Doug McMillon and Joaquin Duato have in common?

Both built long careers inside major global corporations before reaching the highest leadership positions and have emphasized innovation, organizational development and long-term transformation.

Also Read: Brenda Blethyn