Bayer vs TCS: Founders, CEOs and History
Bayer was founded in 1863 by Friedrich Bayer, Johann Friedrich Weskott and is led by Bill Anderson. TCS was founded in 1968 by J.R.D. Tata, F.C. Kohli and is led by K Krithivasan.
Company facts
Founders
Bayer
Friedrich Bayer
Bayer was founded in 1863 in Barmen, now part of Wuppertal, Germany, by two men with complementary skills: Friedrich Bayer, a dye merchant, and Johann Friedrich Weskott, a master dyer.
Johann Friedrich Weskott
Johann Friedrich Weskott was a German master dyer who co-founded what became Bayer. In 1863 he and his friend Friedrich Bayer, a dye salesman, formed Friedr. Bayer et comp. in Barmen, now part of Wuppertal, Germany.
TCS
J.R.D. Tata
J.R.D. Tata was chairman of Tata Sons from 1938 to 1991. Under his leadership the group set up Tata Computer Centre in 1968, which became Tata Consultancy Services, initially to provide data-processing and management-consultancy services to Tata companies.
F.C. Kohli
Faqir Chand Kohli (1924-2020) moved from Tata Electric Companies to lead TCS in 1969 and served as its first general manager and later CEO until 1996.
CEOs and their tenures
Bayer
- Werner Wenning2002–2010
Chief Executive Officer and Chairman of the Board of Management
Wenning led Bayer from April 2002 to September 30, 2010. He took over months after the worldwide withdrawal of the cholesterol drug Baycol and spent his early years settling the claims that followed.
Source - Marijn Dekkers2010–2016
Chief Executive Officer and Chairman of the Board of Management
Dekkers was CEO from October 1, 2010 to April 30, 2016 and the first Bayer chief executive hired from outside the company. He narrowed Bayer to life sciences: in 2014 Bayer bought the consumer care business of Merck and Co.
Source - Werner Baumann2016–2023
Chief Executive Officer and Chairman of the Board of Management
Baumann became CEO in May 2016 and retired at the end of May 2023 after 35 years at Bayer. His defining decision was the acquisition of Monsanto, completed on June 7, 2018 at USD 128 per share, about USD 63 billion in total.
Source - Bill Anderson2023–present
Chief Executive Officer and Chairman of the Board of Management
Anderson, a chemical engineer who previously ran Roche's pharmaceuticals division and Genentech, joined Bayer's Board of Management on April 1, 2023 and became CEO on June 1, 2023.
Source
TCS
- F. C. Kohli1969–1996
Co-founder and First CEO
By the time Kohli stepped down from executive responsibility in 1996, TCS-trained programmers numbered in the hundreds of thousands and had helped launch India's broader IT-export industry, earning Kohli the title 'Father of the Indian IT Industry' and India's…
Source - N. Chandrasekaran2009–2017
CEO
He became chairman of Tata Sons in February 2017 and also chairs TCS's board and Air India.
Source - Rajesh Gopinathan2017–2023
CEO and Managing Director
Under Gopinathan, TCS shares nearly tripled, revenue almost doubled, and profit rose about 60% over his six-year tenure -- one of the strongest CEO track records in Indian corporate history.
Source - K. Krithivasan2023–present
CEO and Managing Director
Under Krithivasan, TCS crossed $30 billion in annual revenue in FY2026 and grew its annualized AI revenue run rate to $2.6 billion by Q1 FY2027, even as dollar revenue was roughly flat amid weak discretionary IT spending.
Source
Timeline: Bayer and TCS side by side
1863Bayer
Bayer Founded in Barmen, Germany
Friedrich Bayer and Johann Friedrich Weskott entered Friedrich Bayer et. Compagnie into the commercial register in Barmen, Germany, on August 1, 1863, to make synthetic fuchsine and aniline dyes for the textile industry using the new coal-tar chemistry.
1898Bayer
Heroin Marketed as a Cough Suppressant
Bayer began selling diacetylmorphine under the trademark Heroin as a cough suppressant and a supposedly non-addictive substitute for morphine. It stayed in Bayer's range until after World War I, long after its addictiveness was understood.
1899Bayer
Aspirin Registered as a Trademark
The Bayer chemist Felix Hoffmann had synthesized acetylsalicylic acid in a stable, pure form in 1897, and Bayer registered the trademark Aspirin on March 6, 1899. It became the first mass-market synthetic medicine and is still one of the most widely used.
1903Bayer
Veronal Barbiturate Sleep Aid Launched
Bayer licensed diethylbarbituric acid from Emil Fischer and Joseph von Mering and sold it as Veronal, the first barbiturate sleep aid.
1912Bayer
Headquarters Moved to Leverkusen
Under Carl Duisberg, Bayer moved its main chemical plant and head office to Leverkusen on the Rhine, building one of the largest industrial chemical sites in Europe. Leverkusen is still the group headquarters.
1918Bayer
US Assets Confiscated During World War I
Bayer's US assets and trademarks, including the Aspirin trademark, were confiscated by the Alien Property Custodian and sold to Sterling Products. Bayer lost its largest export market and the right to its own name in North America for decades.
1925Bayer
Merger into IG Farben
Bayer merged with BASF, Hoechst, Agfa and other German chemical companies to form IG Farbenindustrie AG, then the largest chemical and pharmaceutical group in the world. IG Farben's role in the Nazi war effort led the Allies to dissolve it after World War II.
1932Bayer
Prontosil Discovered by Gerhard Domagk
Gerhard Domagk, leading a research team in the Bayer laboratories, developed Prontosil, the first sulfonamide antibacterial and the forerunner of modern antibiotics. He was awarded the Nobel Prize in Physiology or Medicine in 1939 for the work.
1951Bayer
Re-established After the IG Farben Dissolution
Bayer was reincorporated as Farbenfabriken Bayer AG in 1951 after the Allied dissolution of IG Farben and rebuilt as an independent chemical and pharmaceutical company during West Germany's post-war recovery.
1968TCS
TCS is founded
Tata Consultancy Services begins inside the Tata Group.
1969TCS
F.C. Kohli Joins as First CEO
F.C. Kohli is brought in on deputation to lead TCS, then a 10-consultant operation, and begins building an industrial, assembly-line approach to software delivery.
1994Bayer
US Bayer Trademark Rights Reclaimed
Bayer bought Sterling Winthrop's over-the-counter drug business from SmithKline Beecham for about USD 1 billion, recovering the US and Canadian rights to the Bayer name and the Bayer Cross confiscated in 1918, plus the Aspirin trademark in Canada.
2001Bayer
Baycol Withdrawn Worldwide
Bayer voluntarily withdrew its cholesterol drug Baycol, sold as Lipobay outside the United States, in August 2001 after cases of fatal rhabdomyolysis, particularly at higher doses and in combination with gemfibrozil.
2001TCS
CMC Limited Stake Acquired
TCS acquires a majority stake in CMC Limited from the Government of India, adding systems-integration and public-sector technology capability.
2001TCS
TCS Crosses $1 Billion in Revenue
TCS becomes the first Indian IT services company to cross $1 billion in annual revenue, cementing its position as an industry leader.
2004TCS
TCS lists publicly
TCS completes its IPO and becomes one of India's most important listed technology companies.
2006Bayer
Schering AG Acquired for About EUR 17 Billion
Bayer acquired Schering AG of Berlin for about $19.2 billion (EUR 17 billion) after counter-bidding against a hostile approach from Merck KGaA, adding the Mirena contraceptive franchise, oncology assets and a European pharmaceutical sales force.
2009TCS
TCS crosses major global scale thresholds
TCS expands globally across industries and delivery centers under new then-CEO N. Chandrasekaran.
2013TCS
N. Chandrasekaran Becomes CEO
Chandrasekaran becomes CEO, leading TCS through a period of rapid international expansion before his 2017 elevation to Tata Sons chairman.
2014Bayer
Merck Consumer Care Acquired for USD 14.2 Billion
Bayer closed the purchase of the consumer care business of Merck and Co. on October 1, 2014 for USD 14.2 billion in cash, adding Claritin, Coppertone and Dr. Scholl's and making Bayer one of the largest non-prescription medicine companies in the world.
2015Bayer
Covestro Spin-off
Bayer listed its materials science division as Covestro through an IPO on the Frankfurt Stock Exchange, ending its presence in plastics and polymers and leaving a group focused on pharmaceuticals, consumer health and crop science.
2018Bayer
Monsanto Acquisition Completed for About USD 63 Billion
Bayer completed the acquisition of Monsanto on June 7, 2018, paying USD 128 per share, about USD 63 billion in total, the largest foreign acquisition by a German company.
2020Bayer
USD 10.9 Billion Roundup Settlement
Bayer agreed to pay about USD 10.9 billion to settle roughly 113,000 Roundup claims while continuing to maintain that glyphosate does not cause cancer. The programme did not end the litigation and new claims kept arriving.
2020TCS
F.C. Kohli Passes Away
F.C. Kohli, TCS co-founder and first CEO, dies at age 96, having lived to see the company he helped build become one of the worlds largest IT services firms.
2023Bayer
Bill Anderson Becomes CEO
Werner Baumann retired at the end of May 2023 after 35 years at Bayer. Bill Anderson, previously head of Roche's pharmaceuticals division and of Genentech, joined the Board of Management in April and became CEO on June 1, 2023.
2023TCS
K. Krithivasan becomes CEO
K. Krithivasan becomes CEO and managing director of TCS, succeeding Rajesh Gopinathan.
2024Bayer
Dynamic Shared Ownership Rolled Out
Bayer began introducing the Dynamic Shared Ownership operating model, replacing layers of middle management with self-directed teams.
2025Bayer
Nubeqa Approved in the US for Metastatic Castration-Sensitive Prostate Cancer
The FDA approved Nubeqa (darolutamide) in June 2025 for metastatic castration-sensitive prostate cancer, a third indication, followed by EU authorization in July 2025.
2026Bayer
Supreme Court Preemption Ruling and Proposed USD 7.25 Billion Roundup Class Settlement
In February 2026 Monsanto proposed a US nationwide class settlement funded by declining annual payments of up to USD 7.25 billion over as long as 21 years, which received preliminary approval in March 2026.
2026TCS
FY2026 revenue is reported
TCS reports FY2026 revenue of $30.017B and net margin of 19.8%.
2026TCS
Q1 FY2027 AI run-rate grows
TCS reports Q1 FY2027 revenue of $7.624B and annualized AI revenue of $2.6B.
2026TCS
Tata Sons chairman succession opens
On August 12, 2026, N. Chandrasekaran said he would not seek another term as Tata Sons chairman after February 2027; TCS shares fell about 4% on the news.
Acquisitions
Bayer
- Monsanto Company2018$63B
- Merck Consumer Care2014$14.2B
- Schering AG2006$21.2B
- Sterling Winthrop OTC Business1994$1B
TCS
- W12 Studios2018Undisclosed
- Citigroup Global Services2008$505M
- CMC Limited2001Undisclosed
Questions about Bayer vs TCS
Who is the CEO of Bayer AG and Tata Consultancy Services Limited?
Bayer AG is led by Bill Anderson and Tata Consultancy Services Limited is led by K Krithivasan. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.
When was Bayer AG founded vs Tata Consultancy Services Limited?
Bayer AG was founded in 1863 — 105 years before Tata Consultancy Services Limited, which was founded in 1968. Bayer AG's longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Tata Consultancy Services Limited.
How many employees does Bayer AG have compared to Tata Consultancy Services Limited?
Bayer AG employs approximately 88,078 people, while Tata Consultancy Services Limited employs approximately 593,798. Tata Consultancy Services Limited has the larger workforce at 593,798 employees, compared to Bayer AG's 88,078. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).
Where are Bayer AG and Tata Consultancy Services Limited headquartered?
Bayer AG is headquartered in Germany and Tata Consultancy Services Limited is headquartered in India. Their different home markets mean they may face different regulatory frameworks, tax regimes, and currency exposure.
Who founded Bayer AG and Tata Consultancy Services Limited?
Bayer AG was founded by Friedrich Bayer, Johann Friedrich Weskott. Tata Consultancy Services Limited was founded by J.R.D. Tata, F.C. Kohli.
Which company has a longer operating history — Bayer AG or Tata Consultancy Services Limited?
Bayer AG has been operating for approximately 163 years, making it the more established of the two companies. Tata Consultancy Services Limited has been in operation for around 58 years. A longer operating history often signals greater institutional resilience and brand recognition, though it can also mean slower adaptation to new market conditions.
Figures come from each company's filings and the sources linked beside them. Amounts reported in another currency are shown in US dollars at an approximate rate and marked with ~. Back to the Bayer vs TCS overview