Pfizer vs Tesla: Founders, CEOs and History
Pfizer was founded in 1849 by Charles Pfizer, Charles Erhart and is led by Albert Bourla. Tesla was founded in 2003 by Martin Eberhard, Marc Tarpenning, Elon Musk and is led by Elon Musk.
Company facts
Founders
Pfizer
Charles Pfizer
Pfizer possesses a historic, immigrant founding story, rooted entirely in the rapid industrial expansion of 19th-century Brooklyn and defined by an effective, intensely meticulous German chemist and his ambitious confectioner cousin.
Charles Erhart
Charles Erhart's role in Pfizer's founding is less celebrated than his cousin's, partly because the company carries Charles Pfizer's name and partly because his commercial contributions were less visible than the scientific achievements that drove the company'…
Tesla
Martin Eberhard
Martin Eberhard is an American electrical engineer who co-founded Tesla Motors and was its first CEO. He had earlier co-founded NuvoMedia, the company that made the Rocket eBook.
Marc Tarpenning
Marc Tarpenning co-founded Tesla Motors in 2003 and served in early finance, engineering and operating roles, including CFO and vice president of engineering.
Elon Musk
Elon Musk's role in Tesla's founding story is best understood as financier, chairman, product force and later crisis CEO.
JB Straubel
JB Straubel became Tesla's founding CTO and one of the most important technical architects in the company's history.
Ian Wright
Ian Wright is listed among Tesla's early founding figures because he contributed to the company's initial vehicle thinking and engineering direction.
CEOs and their tenures
Pfizer
- Ian Read2010–2018
Chief Executive Officer
He ruthlessly cut R&D spending and eliminated tens of thousands of jobs, significantly boosting short-term earnings per share despite massive patent cliffs for blockbuster drugs like Lipitor.
Source - Albert Bourla2019–present
Chairman and Chief Executive Officer
A veterinarian by training who joined Pfizer Animal Health in 1993, Bourla became CEO on January 1, 2019 and Chairman in 2020.
Source - Dave Denton2022–2026
Chief Financial Officer
As CFO, he aggressively restructured the balance sheet following the Seagen acquisition, prioritizing debt reduction while defending the dividend.
Source - Chris Boshoff2025–present
Chief Scientific Officer and President, Research & Development
He completely restructured the research and development organization to focus on antibody-drug conjugates (ADCs), aggressively expanding Pfizer's pipeline of cancer therapeutics.
Source - Cecile Guegan2026–present
Interim Chief Financial Officer
She modernized the company's internal auditing and compliance structures, ensuring rapid but safe clinical execution for high-priority vaccine programs.
Source
Tesla
- Martin Eberhard2003–2007
Chief Executive Officer
Served as founding CEO from 2003 to August 2007, establishing the core technical thesis of high-performance electric vehicles and directing early engineering on the EP1 and EP2 Roadster prototypes before development delays and cost overruns prompted a board re…
Source - Ze'ev Drori2007–2008
Chief Executive Officer
Served as CEO from November 2007 to October 2008 during Tesla's initial manufacturing transition, bringing the Roadster from troubled prototypes into customer deliveries and establishing production discipline before handing leadership to Elon Musk.
Source - Elon Reeve Musk2008–present
CEO
Led Tesla's transformation from a niche electric roadster project into the world's leading EV manufacturer, scaling global Gigafactories, Supercharger infrastructure, and autonomous driving architectures.
Source
Timeline: Pfizer and Tesla side by side
1849Pfizer
Pfizer Founded
Charles Pfizer and Charles Erhart founded the company in Brooklyn.
1944Pfizer
Penicillin Scale-Up
Pfizer helped industrialize penicillin production during World War II.
1998Pfizer
Viagra Approved
The FDA approved Viagra in 1998.
2000Pfizer
Warner-Lambert Deal
Pfizer acquired Warner-Lambert, adding Lipitor.
2003Tesla
Tesla Motors Founded
Tesla Motors was founded in 2003 by Martin Eberhard and Marc Tarpenning to prove that lithium-ion batteries could power a desirable electric car.
2004Tesla
Elon Musk Leads Series A
Elon Musk led Tesla's Series A financing in 2004 and became chairman. The investment gave Tesla enough capital and public credibility to continue Roadster development.
2008Tesla
Roadster Launch
The Roadster launched in 2008 as a highway-capable electric sports car with more than 200 miles of range. It mattered because it proved an EV could be fast, premium and emotionally desirable.
2008Tesla
Elon Musk Becomes CEO
Musk became CEO in 2008 during a severe financing and production crisis. He restructured operations, secured emergency funding and pushed the company toward a clearer product sequence.
2010Tesla
Tesla IPO
Tesla went public in 2010, raising capital while still far from stable profitability. The IPO mattered because it gave Tesla access to public-market funding for product development and manufacturing.
2012Tesla
Model S Launch
The Model S launched in 2012 and moved Tesla beyond the Roadster niche. It mattered because it combined range, software, performance and premium design in a vehicle Tesla controlled more fully.
2014Tesla
Gigafactory Strategy Announced
Tesla announced the Gigafactory strategy in 2014 with Panasonic as a key partner. The move mattered because batteries were the limiting input for EV scale, cost and range.
2016Tesla
SolarCity Acquired
Tesla's 2016 SolarCity acquisition is company-specific because it changed the portfolio rather than simply adding scale. The reported value was $2.6B.
2017Tesla
Model 3 Production Crisis
The Model 3 ramp in 2017 exposed severe bottlenecks caused partly by excessive automation. The crisis mattered because Tesla's mass-market strategy depended on producing a lower-priced vehicle at high volume.
2019Pfizer
Albert Bourla becomes CEO
Albert Bourla became CEO of Pfizer in 2019. A veterinarian by training who joined Pfizer Animal Health in 1993, Bourla became CEO on January 1, 2019 and Chairman in 2020.
2020Pfizer
BioNTech COVID Vaccine Partnership
Pfizer and BioNTech brought Comirnaty through emergency authorization.
2020Tesla
S&P 500 Inclusion
Tesla joined the S&P 500 in 2020 after proving sustained profitability. The milestone mattered because it brought index-fund ownership, wider institutional attention and validation that Tesla was no longer a speculative startup.
2023Pfizer
Seagen Acquisition
Pfizer completed the $43 billion Seagen acquisition.
2023Tesla
Global Price Cuts
Tesla cut prices across major markets in 2023 to defend demand and pressure competitors. The move mattered because it showed Tesla could use its direct-sales model to adjust faster than dealer-based rivals.
2025Pfizer
Chris Boshoff Becomes CSO
Chris Boshoff became Chief Scientific Officer and President, Research & Development effective January 1, 2025.
2025Pfizer
Metsera Acquisition
Pfizer completed its acquisition of obesity drug developer Metsera in November 2025 for up to about $10 billion including CVRs.
2025Pfizer
FY2025 Revenue Base
Pfizer reported $62.579 billion of FY2025 revenue.
2025Tesla
$94.8B Revenue and Delivery Decline
In FY2025, Tesla reported $94.8B in revenue and delivered 1,636,129 vehicles. The milestone mattered because revenue and deliveries both showed the company had entered a more mature, contested phase.
2026Pfizer
Innovent Oncology Collaboration
Pfizer signed a 12-program cancer collaboration with Innovent Biologics: $650 million upfront and up to $9.85 billion in milestones.
Acquisitions
Pfizer
- Metsera, Inc.2025$7B
- Seagen Inc.2023$43B
- Medivation Inc.2016$14B
- Wyeth2009$68B
- Pharmacia Corporation2003$60B
- Warner-Lambert Company2000$111B
Tesla
- Maxwell Technologies2019$218M
- DeepScale2019Undisclosed
- Hibar Systems2019Undisclosed
- Perbix Machine Company2017$10.5M
- SolarCity2016$2.6B
- Grohmann Engineering2016$135M
Questions about Pfizer vs Tesla
Who is the CEO of Pfizer Inc. and Tesla, Inc.?
Pfizer Inc. is led by Albert Bourla and Tesla, Inc. is led by Elon Musk. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.
When was Pfizer Inc. founded vs Tesla, Inc.?
Pfizer Inc. was founded in 1849 — 154 years before Tesla, Inc., which was founded in 2003. Pfizer Inc.'s longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger Tesla, Inc..
How many employees does Pfizer Inc. have compared to Tesla, Inc.?
Pfizer Inc. employs approximately 75,000 people, while Tesla, Inc. employs approximately 134,785. Tesla, Inc. has the larger workforce at 134,785 employees, compared to Pfizer Inc.'s 75,000. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).
Where are Pfizer Inc. and Tesla, Inc. headquartered?
Both Pfizer Inc. and Tesla, Inc. are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.
Who founded Pfizer Inc. and Tesla, Inc.?
Pfizer Inc. was founded by Charles Pfizer, Charles Erhart. Tesla, Inc. was founded by Martin Eberhard, Marc Tarpenning, Elon Musk, JB Straubel, Ian Wright.
Which company has a longer operating history — Pfizer Inc. or Tesla, Inc.?
Pfizer Inc. has been operating for approximately 177 years, making it the more established of the two companies. Tesla, Inc. has been in operation for around 23 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 Pfizer vs Tesla overview