3M vs SpaceX: Founders, CEOs and History
3M was founded in 1902 by J. Danley Budd, John Dwan, Henry S. Bryan and is led by William M. "Bill" Brown. SpaceX was founded in 2002 by Elon Musk and is led by Elon Musk.
Company facts
Founders
3M
J. Danley Budd
Budd was the doctor among 3M's five founders. The others were attorney John Dwan, meat market owner Hermon W. Cable, and railroad men Henry S. Bryan and William A. McGonagle.
John Dwan
John Dwan was one of the five original founders of 3M, contributing his legal expertise and local Minnesota business connections to the venture's organization in 1902.
Henry S. Bryan
Bryan was one of the two railroad men in the founding group, alongside William A. McGonagle, and joined physician J. Danley Budd, attorney John Dwan and meat market owner Hermon W.
Hermon W. Cable
Cable was the merchant of the founding group, which also included physician J. Danley Budd, attorney John Dwan and railroad men Henry S. Bryan and William A. McGonagle.
William A. McGonagle
McGonagle and Henry S. Bryan were the railroad men of the founding group; the others were physician J. Danley Budd, attorney John Dwan and meat market owner Hermon W. Cable.
SpaceX
Elon Musk
Elon Reeve Musk was born on June 28, 1971, in Pretoria, South Africa, and emigrated to Canada at age 17 before transferring to the University of Pennsylvania, where he earned dual degrees in economics and physics.
CEOs and their tenures
3M
- William McKnight1914–1966
General Manager, President, and Chairman
William Lester McKnight is more responsible than any founder for creating the organizational philosophy and cultural infrastructure that made 3M's sustained innovation record possible across the twentieth century.
Source - Lew Lehr1980–1986
Chief Executive Officer
Lew Lehr led 3M during one of its most commercially successful periods, overseeing the national launch of Post-it Notes in 1980 and managing the company's expansion into international markets during a period of strong global economic growth.
Source - James McNerney2001–2005
Chairman and Chief Executive Officer
W. James McNerney Jr. was the first CEO hired from outside 3M, arriving from General Electric in 2001. He introduced GE-style Six Sigma process discipline and cost controls across 3M before leaving in mid-2005 to become chairman and CEO of Boeing.
Source - George Buckley2005–2012
Chief Executive Officer
George Buckley, who joined 3M from Brunswick Corporation in 2005, is credited with reinvesting in 3M's research and development capabilities after a period under his predecessor James McNerney when cost-cutting had reduced R&D spending and raised questions abo…
Source - Inge G. Thulin2012–2018
Chairman, President and Chief Executive Officer
Swedish-born Inge G. Thulin, a 3M veteran who had built its international business and served as chief operating officer, became president and CEO on February 24, 2012, succeeding George Buckley.
Source - Michael F. Roman2018–2024
Chairman and Chief Executive Officer
Michael F. Roman, previously 3M's chief operating officer, succeeded Inge Thulin as CEO on July 1, 2018.
Source - William M. Brown2024–present
Chief Executive Officer
William M. "Bill" Brown became 3M's CEO on May 1, 2024, weeks after the April 1 spin-off of Solventum, succeeding Michael Roman.
Source
SpaceX
- Elon Musk2002–present
Founder, CEO & Chief Engineer
Under Musk, SpaceX became the highest-cadence launch provider and built Starlink into its largest revenue segment. He led the company through its June 12, 2026 IPO, priced at $135 per share and raising $85.7 billion.
Source - Gwynne Shotwell2002–present
President and Chief Operating Officer
As President and COO since 2008, she has managed day-to-day operations and strategic customer relationships, guiding the company to unprecedented launch cadences and billions in recurring Starlink revenues.
Source
Timeline: 3M and SpaceX side by side
19023M
Company Founded in Two Harbors, Minnesota
Five Minnesota businessmen incorporate the Minnesota Mining and Manufacturing Company with the intention of mining corundum abrasive mineral from a deposit on the Lake Superior shore.
19103M
Relocation to Saint Paul and First Laboratory
3M relocates its operations to Saint Paul, Minnesota, establishing the geographic base that it would maintain for the remainder of the twentieth century.
19213M
Wetordry Waterproof Sandpaper Introduced
Researcher Francis Okie develops Wetordry waterproof sandpaper, the first 3M product to achieve significant commercial success by offering genuine technical differentiation from competing products.
19253M
Masking Tape Invented by Richard Drew
Richard Drew, a 3M laboratory researcher who observed automotive painters struggling with imprecise color boundary masking, develops a pressure-sensitive masking tape that allows clean paint line definition without surface damage upon removal.
19303M
Scotch Transparent Tape Commercialized
Richard Drew extends his adhesive tape work to create a transparent, pressure-sensitive tape initially called Scotch tape.
19623M
Headquarters Moves to 3M Center in Maplewood
After 52 years in St. Paul, 3M outgrew its campus and moved its headquarters to 3M Center in Maplewood, Minnesota, where it remains.
19763M
3M Added to the Dow Jones Industrial Average
3M is added to the Dow Jones Industrial Average, reflecting its status as one of the defining companies of American industrial manufacturing.
19803M
Post-it Note Launched Nationally
After a limited test market launch in 1977 and a national rollout beginning in 1980, Post-it Notes become one of the most successful new product launches in 3M history.
19963M
Imation Spin-off
3M spun off its data storage and imaging businesses as Imation Corporation, shedding about 20% of its sales in product lines such as removable storage media and photographic film.
20023M
Legal Name Changed to 3M Company
On April 8, 2002, 3M's centennial year, Minnesota Mining and Manufacturing Company changed its legal name to 3M Company, adopting the abbreviation it had long used as its brand.
2002SpaceX
SpaceX is founded
Elon Musk founded Space Exploration Technologies Corp. to reduce launch costs and make Mars settlement technically possible.
2008SpaceX
Falcon 1 reaches orbit
Falcon 1 became the first privately developed liquid-fuel rocket to reach orbit, rescuing SpaceX after three failed attempts.
2012SpaceX
Dragon reaches the ISS
Dragon became the first private spacecraft to dock with the International Space Station, proving SpaceX could serve NASA cargo missions.
2015SpaceX
Falcon 9 booster landing
SpaceX landed an orbital-class booster, establishing the technical base for reusable launch economics.
2017SpaceX
Orbital booster reflight
SpaceX reflown an orbital-class booster, pushing reuse from demonstration into operating model.
20203M
Record N95 Respirator Production During COVID-19
3M expands N95 respirator production capacity at the onset of the COVID-19 pandemic, ultimately producing more than 2.5 billion respirators between January 2020 and year-end 2021.
2020SpaceX
Crew Dragon carries astronauts
SpaceX became the first private company to carry astronauts to orbit, restoring U.S. crew launch capability.
2021SpaceX
Acquired Swarm Technologies
SpaceX acquired Swarm Technologies.
20233M
Landmark PFAS and Combat Arms Settlements Announced
3M announces separate landmark settlements addressing its two largest litigation liabilities: a $10.3 billion settlement with municipalities across the United States over PFAS water contamination, to be paid over thirteen years, and a $6.01 billion settlement…
2023SpaceX
Starship flight testing begins
SpaceX conducted the first integrated Starship flight test, starting the high-risk development cycle for its next launch system.
20243M
Solventum Healthcare Spinoff Completed
3M completes the spinoff of its healthcare business segment into a separately listed public company named Solventum Corporation in April 2024.
20243M
William Brown Appointed CEO
William M. Brown, former chair and CEO of L3Harris Technologies, becomes 3M's Chief Executive Officer on May 1, 2024, succeeding Mike Roman, who became executive chairman.
2025SpaceX
FY2025 revenue reaches $18.674B
SpaceX reported $18.674B in FY2025 revenue and a $4.937B net loss in its 2026 prospectus.
2026SpaceX
Prospectus lists SPCX and Starlink scale
The 2026 prospectus described a Nasdaq listing under SPCX and about 10.3M Starlink subscribers as of March 31, 2026.
Acquisitions
3M
- M*Modal (technology business)2019$1B
- Acelity (KCI)2019$6.7B
- Scott Safety2017$2B
- Capital Safety Group2015$2.5B
- Cogent Systems2010$943M
- Aearo Technologies2008$1.2B
Questions about 3M vs SpaceX
Who is the CEO of 3M Company and SpaceX?
3M Company is led by William M. "Bill" Brown and SpaceX is led by Elon Musk. Both serve as the top executive responsible for the company's strategy, operations, and financial performance.
When was 3M Company founded vs SpaceX?
3M Company was founded in 1902 — 100 years before SpaceX, which was founded in 2002. 3M Company's longer operating history gives it a deeper track record but also potentially more institutional inertia compared to the younger SpaceX.
How many employees does 3M Company have compared to SpaceX?
3M Company employs approximately 60,500 people, while SpaceX employs approximately 22,621. 3M Company has the larger workforce at 60,500 employees, compared to SpaceX's 22,621. A higher headcount does not necessarily imply greater efficiency — it often reflects differences in business model (e.g., manufacturing vs. software).
Where are 3M Company and SpaceX headquartered?
Both 3M Company and SpaceX are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.
Who founded 3M Company and SpaceX?
3M Company was founded by J. Danley Budd, John Dwan, Henry S. Bryan, Hermon W. Cable, William A. McGonagle. SpaceX was founded by Elon Musk.
Which company has a longer operating history — 3M Company or SpaceX?
3M Company has been operating for approximately 124 years, making it the more established of the two companies. SpaceX has been in operation for around 24 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 3M vs SpaceX overview