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AstraZeneca vs Bausch Health: Founders, CEOs and History

AstraZeneca was founded in 1999 by Sir David Barnes, Håkan Mogren and is led by Pascal Soriot. Bausch Health was founded in 1994 by Eugene Melnyk, Milan Panic and is led by Thomas J. Appio.

Company facts

AstraZeneca

Founded
1999
Headquarters
Cambridge, England
Current CEO
Pascal Soriot
Employees
96,100

Bausch Health

Founded
1994
Headquarters
Laval, Quebec, Canada
Current CEO
Thomas J. Appio
Employees
20,300

Founders

AstraZeneca

  • Sir David Barnes

    Sir David Barnes was chief executive of Zeneca Group plc, the company created when Imperial Chemical Industries demerged its pharmaceuticals, agrochemicals and specialty chemicals businesses in 1993, and he led the Zeneca side of the negotiations that produced…

  • Håkan Mogren

    Håkan Mogren was chief executive of Astra AB and negotiated the Swedish side of the 1999 merger with Zeneca Group alongside Sir David Barnes.

AstraZeneca founders in full

Bausch Health

  • Eugene Melnyk

    Eugene Melnyk built Biovail into Canada's largest publicly traded pharmaceutical company, with revenue growing from about $19M in 1995 to roughly $1.07B in 2006.

  • Milan Panic

    Milan Panic ran ICN Pharmaceuticals for four decades and made it known for the broad-spectrum antiviral ribavirin, sold as Virazole.

Bausch Health founders in full

CEOs and their tenures

AstraZeneca

  1. Tom McKillop1999–2006

    Chief Executive Officer

    McKillop led AstraZeneca from the 1999 merger through the Nexium launch and the first biotech acquisitions.

    Source
  2. David Brennan2006–2012

    Chief Executive Officer

    Brennan led AstraZeneca through the start of the patent cliff and favoured cost-cutting and share buybacks over pipeline investment.

    Source
  3. Pascal Soriot2012–present

    Chief Executive Officer

    Soriot took over a company whose revenue was falling toward $25.7 billion and has taken Total Revenue to $58.7 billion, with 16 blockbuster medicines.

    Source
AstraZeneca CEO history in full

Bausch Health

  1. J. Michael Pearson2008–2016

    Former Chief Executive Officer

    Pearson, a former McKinsey director, became chief executive of Valeant Pharmaceuticals effective February 1, 2008 and ran the company through the September 2010 merger with Canada's Biovail until early May 2016.

    Source
  2. Joseph C. Papa2016–2022

    Former Chief Executive Officer

    Papa, previously chief executive of Perrigo, was named chairman and CEO in April 2016 and took over in early May 2016, inheriting about $30B of debt, an SEC investigation and congressional scrutiny of Valeant-era drug pricing.

    Source
  3. Thomas J. Appio2022–present

    Chief Executive Officer

    Appio became chief executive officer and a director in May 2022, succeeding Joseph Papa.

    Source
Bausch Health CEO history in full

Timeline: AstraZeneca and Bausch Health side by side

  1. 1913AstraZeneca

    Astra AB Founded in Södertälje, Sweden

    400 doctors and apothecaries establish Astra AB to manufacture pharmaceuticals for the Swedish market, creating the foundation for what would become one of Europe's largest drug companies.

  2. 1959Bausch Health

    Milan Panic founds ICN Pharmaceuticals

    Milan Panic, a Yugoslav immigrant to California, founded ICN Pharmaceuticals in 1959 and ran it for four decades. ICN is the predecessor of Valeant Pharmaceuticals and of today's Bausch Health.

  3. 1993AstraZeneca

    Zeneca Group Spun Off from ICI

    Imperial Chemical Industries demerges its pharmaceuticals and agrochemicals businesses to form Zeneca Group PLC, with initial products including Zestril, Nolvadex, and Zoladex generating approximately $3.2 billion in annual sales.

  4. 1994Bausch Health

    Biovail Corporation International formed in Canada

    On March 29, 1994 Eugene Melnyk consolidated his Canadian drug-delivery business by amalgamating Trimel Corporation with its subsidiary to create Biovail Corporation International, the legal entity that files today as Bausch Health Companies Inc.

  5. 1999AstraZeneca

    Astra and Zeneca Merge to Form AstraZeneca

    The all-share merger of equals completes on 6 April 1999, creating AstraZeneca PLC.

  6. 2000AstraZeneca

    Nexium Launch Replaces Prilosec

    AstraZeneca launches Nexium (esomeprazole), the single-isomer successor to Losec/Prilosec, in Europe in 2000 and in the United States in 2001 after FDA approval on 20 February 2001.

  7. 2003Bausch Health

    ICN renames itself Valeant Pharmaceuticals

    ICN Pharmaceuticals, then based in Costa Mesa, California, took the Valeant Pharmaceuticals name in November 2003 to distance itself from the governance fights of the Panic era.

  8. 2006AstraZeneca

    Acquisition of Cambridge Antibody Technology

    AstraZeneca agrees in May 2006 to buy Cambridge Antibody Technology for 1,320 pence a share, valuing the UK biotech at 702 million pounds or about $1.32 billion.

  9. 2007AstraZeneca

    Acquisition of MedImmune for $15.6 Billion

    AstraZeneca acquires MedImmune for $15.6 billion, entering the biologics market and gaining the Synagis respiratory syncytial virus franchise and antibody technology platforms. The Gaithersburg facility becomes one of three global R&D centres.

  10. 2008Bausch Health

    J. Michael Pearson becomes chief executive

    Valeant appointed former McKinsey director J. Michael Pearson as chief executive effective February 1, 2008, succeeding Timothy C. Tyson. Pearson replaced internal research spending with debt-funded acquisitions of marketed drugs.

  11. 2010Bausch Health

    Biovail and Valeant complete their merger

    The merger of Biovail Corporation and Valeant Pharmaceuticals International closed on September 28, 2010. The combined company kept the Valeant name and Pearson as chief executive but was incorporated in Canada.

  12. 2011Bausch Health

    Ortho Dermatologics bought from Johnson and Johnson

    Valeant agreed to acquire the U.S. Ortho Dermatologics assets from Janssen Pharmaceuticals, a Johnson and Johnson company, for about $345M in cash, building the dermatology franchise.

  13. 2012AstraZeneca

    Pascal Soriot Appointed CEO

    Pascal Soriot joins AstraZeneca as Chief Executive Officer on October 1, 2012, with a base salary of $1.4 million and a mandate to reverse declining revenue and R&D productivity through science-led investment.

  14. 2013Bausch Health

    Bausch + Lomb acquired for $8.7 billion

    Valeant agreed in May 2013 to buy eye-health company Bausch + Lomb from Warburg Pincus for $8.7B in cash, adding contact lenses, lens care, ophthalmic drugs and surgical devices.

  15. 2014AstraZeneca

    Pfizer Hostile Takeover Rejected

    AstraZeneca's board rejects a $117 billion hostile takeover offer from Pfizer, with Soriot arguing that the undervaluation would destroy long-term shareholder value and pipeline potential.

  16. 2014AstraZeneca

    Acquisition of Almirall Respiratory Portfolio

    AstraZeneca acquires the respiratory portfolio of Spanish pharmaceutical company Almirall for approximately $2.1 billion, strengthening the company's position in COPD and asthma with products including Eklira and pipeline candidates that become Breztri.

  17. 2015AstraZeneca

    Tagrisso Approved for EGFR-Mutated Lung Cancer

    The FDA approves Tagrisso (osimertinib) in November 2015 for metastatic EGFR T790M mutation-positive non-small cell lung cancer, the first product from Soriot's reinvestment strategy to reach market.

  18. 2015Bausch Health

    Salix acquisition closes at about $11.1 billion

    Valeant completed its tender offer for Salix Pharmaceuticals on April 1, 2015 at $173 per share, about $11.1B in equity value and roughly $15.8B including debt, gaining the Xifaxan franchise.

  19. 2015Bausch Health

    Drug pricing and Philidor scandal breaks

    Congressional investigators pressed Valeant over 525% and 212% increases on the heart drugs Isuprel and Nitropress, bought in February 2015, and over its undisclosed ties to the Philidor mail-order pharmacy.

  20. 2016Bausch Health

    Joseph Papa replaces Pearson as chief executive

    Valeant named Perrigo chief executive Joseph C. Papa as chairman and CEO on April 25, 2016, and he took over in early May 2016 with about $30B of debt outstanding.

  21. 2017AstraZeneca

    Imfinzi Approved Based on PACIFIC Trial

    The FDA approves Imfinzi (durvalumab) for unresectable stage III non-small cell lung cancer after chemoradiation, based on PACIFIC trial data showing survival benefits.

  22. 2017Bausch Health

    Skincare brands and Dendreon sold to cut debt

    Valeant sold the CeraVe, AcneFree and AMBI skincare brands to L'Oreal for about $1.3B and the Dendreon cancer unit to China's Sanpower Group for about $820M, using the proceeds to repay debt.

  23. 2018Bausch Health

    Company renamed Bausch Health Companies Inc.

    The name change from Valeant Pharmaceuticals International, Inc. to Bausch Health Companies Inc. was completed on July 13, 2018, and the shares began trading as BHC on the NYSE and TSX on July 16, 2018.

  24. 2020AstraZeneca

    COVID-19 Vaccine Development with Oxford University

    AstraZeneca partners with the University of Oxford to develop and manufacture the Vaxzevria COVID-19 vaccine, distributing billions of doses globally at nonprofit pricing during the pandemic peak.

  25. 2020Bausch Health

    SEC settlement closes the Philidor accounting case

    On July 31, 2020 Bausch Health agreed to pay a $45M civil penalty to settle SEC charges of improper revenue recognition and misleading disclosures tied to Philidor. Former chief executive J. Michael Pearson and two other executives also settled.

  26. 2021AstraZeneca

    Acquisition of Alexion Pharmaceuticals for $39 Billion

    AstraZeneca completes the $39 billion acquisition of Alexion on July 21, 2021, entering the rare disease market with Soliris and Ultomiris and creating a dedicated rare disease unit headquartered in Boston.

  27. 2022Bausch Health

    Bausch + Lomb listed on the NYSE and TSX

    Bausch + Lomb common stock began trading under the ticker BLCO on May 6, 2022, and a Bausch Health subsidiary sold 35,000,000 Bausch + Lomb shares in the offering. Bausch Health retained about 88% of the eye-health company and still consolidates it. Thomas J.

  28. 2023AstraZeneca

    CinCor Pharma Acquired for up to $1.8 Billion

    AstraZeneca agrees on 9 January 2023 to acquire CinCor Pharma for up to $1.8 billion, $26 per share in cash plus a $10 per share contingent value right, to gain baxdrostat, an aldosterone synthase inhibitor for resistant hypertension.

  29. 2024AstraZeneca

    Total Revenue Reaches $54.073 Billion

    AstraZeneca reports Total Revenue of $54.073 billion for fiscal year 2024, an 18% increase at actual rates and 21% at constant exchange rates, with 16 blockbuster medicines, 74 regulatory events, and 24 pipeline progression events.

  30. 2024AstraZeneca

    Fusion Pharmaceuticals and Gracell Acquisitions

    AstraZeneca acquires Fusion Pharmaceuticals for $2 billion to access radiopharmaceutical technology and Gracell Biotechnologies for $1.2 billion for cell therapy manufacturing, expanding modality diversity into radiopharmaceuticals and CAR-T.

  31. 2025AstraZeneca

    Total Revenue Reaches $58.739 Billion

    AstraZeneca reports Total Revenue of $58.739 billion for fiscal year 2025, an 8% increase at constant exchange rates, with 16 positive Phase III readouts, 43 major market approvals, and a commitment to invest $50 billion in U.S. manufacturing by 2030.

  32. 2025AstraZeneca

    EsoBiotec Acquired for Up to $1 Billion

    AstraZeneca acquires Belgian biotech EsoBiotec for up to $1 billion to access in vivo cell therapy technology, eliminating the need for ex vivo manufacturing in CAR-T therapies.

  33. 2025AstraZeneca

    $50 Billion US Manufacturing and R&D Commitment

    AstraZeneca announces on 21 July 2025 that it will invest $50 billion in United States manufacturing and research by 2030, including a new Virginia facility later raised to $4.5 billion.

  34. 2025Bausch Health

    DURECT acquired and record annual revenue reported

    Bausch Health closed the DURECT acquisition on September 11, 2025 for about $63M upfront, completed Solta Medical's Chinese aesthetics distribution purchase on December 1, 2025, and reported FY2025 revenue of $10.266B, up 7%, with net income attributable to Ba…

  35. 2026AstraZeneca

    Ordinary Shares Begin Trading on the NYSE

    AstraZeneca ordinary shares start trading on the New York Stock Exchange on 2 February 2026 under the ticker AZN, after the American Depositary Share programme and certain debt securities stopped trading on Nasdaq on 30 January 2026.

  36. 2026AstraZeneca

    Baxfendy Approved in the US for Hypertension

    The FDA approves Baxfendy (baxdrostat) in May 2026 as the first aldosterone synthase inhibitor for hypertension, used in combination with other antihypertensives in adults who are not adequately controlled.

  37. 2026AstraZeneca

    $15 Billion China Investment Through 2030

    AstraZeneca announces on 29 January 2026 that it will invest $15 billion in China through 2030 to expand manufacturing and research, in a market that is its second largest and about 12% of revenue.

  38. 2026Bausch Health

    RED-C trials miss endpoints and trigger a $1.4 billion charge

    In January 2026 the two Phase 3 RED-C trials of amorphous-rifaximin soluble solid dispersion for primary prevention of hepatic encephalopathy missed their primary endpoints.

  39. 2026Bausch Health

    Second-quarter 2026 revenue of $2.85 billion and raised guidance

    Bausch Health reported second-quarter 2026 revenue of $2.85B, up 13%, net income attributable to Bausch Health of $258M and adjusted EBITDA of $1.075B, and raised its full-year 2026 revenue, adjusted EBITDA and cash flow guidance.

Acquisitions

AstraZeneca

  • EsoBiotec2025$1B
  • Fusion Pharmaceuticals2024$2B
  • Gracell Biotechnologies2024$1.2B
  • CinCor Pharma2023$1.8B
  • Alexion Pharmaceuticals2021$39B
  • Almirall Respiratory Portfolio2014$2.1B
All AstraZeneca acquisitions

Bausch Health

  • DURECT Corporation2025$63M
  • Shibo Zhenmei aesthetics distribution business2025Undisclosed
  • Salix Pharmaceuticals2015$11.1B
  • Bausch + Lomb Holdings2013$8.7B
  • Ortho Dermatologics2011$345M
  • Sanitas2011Undisclosed
All Bausch Health acquisitions

Questions about AstraZeneca vs Bausch Health

Who is the CEO of AstraZeneca PLC and Bausch Health Companies Inc.?

AstraZeneca PLC is led by Pascal Soriot and Bausch Health Companies Inc. is led by Thomas J. Appio. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.

When was AstraZeneca PLC founded vs Bausch Health Companies Inc.?

Bausch Health Companies Inc. was founded in 1994 — 5 years before AstraZeneca PLC, which was founded in 1999. Bausch Health Companies Inc.'s longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger AstraZeneca PLC.

How many employees does AstraZeneca PLC have compared to Bausch Health Companies Inc.?

AstraZeneca PLC employs approximately 96,100 people, while Bausch Health Companies Inc. employs approximately 20,300. AstraZeneca PLC has the larger workforce at 96,100 employees, compared to Bausch Health Companies Inc.'s 20,300. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).

Where are AstraZeneca PLC and Bausch Health Companies Inc. headquartered?

AstraZeneca PLC is headquartered in United Kingdom and Bausch Health Companies Inc. is headquartered in Canada. Their different home markets mean they may face different regulatory frameworks, tax regimes, and currency exposure.

Who founded AstraZeneca PLC and Bausch Health Companies Inc.?

AstraZeneca PLC was founded by Sir David Barnes, Håkan Mogren. Bausch Health Companies Inc. was founded by Eugene Melnyk, Milan Panic.

Which company has a longer operating history — AstraZeneca PLC or Bausch Health Companies Inc.?

Bausch Health Companies Inc. has been operating for approximately 32 years, making it the more established of the two companies. AstraZeneca PLC has been in operation for around 27 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 AstraZeneca vs Bausch Health overview

Content is for informational purposes only. Not financial advice. Data sourced from SEC filings, annual reports, and public records. See our full disclaimer and methodology.