Honeywell vs SpaceX: Founders, CEOs and History
Honeywell was founded in 1906 by Albert Butz, Mark C. Honeywell and is led by Vimal Kapur. SpaceX was founded in 2002 by Elon Musk and is led by Elon Musk.
Company facts
Founders
Honeywell
Albert Butz
Albert Butz was a Swiss-born American inventor whose work is the origin of Honeywell. In 1885 he patented the 'damper flapper', an early automatic thermostat mechanism for controlling indoor temperature.
Mark C. Honeywell
Mark C. Honeywell was an American industrialist who gave the company its name. He was a heating contractor, and in 1906 he founded the Honeywell Heating Specialty Company to make hot water heat generators.
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
Honeywell
- David M. Cote2002–2017
Chairman and CEO
Under Cote Honeywell grew its market value and margins, and he handed the chief executive role to Darius Adamczyk in 2017.
Source - Darius Adamczyk2017–2023
Former Chairman and Chief Executive Officer
Adamczyk oversaw $7.5 billion in strategic divestitures to modernize Honeywell's portfolio and built the software-and-services strategy that his successor, Vimal Kapur, used as the technical foundation for the 2025-2026 three-way breakup -- the Forge platform…
Source - Vimal Kapur2023–present
Chairman and Chief Executive Officer
Kapur is notable among major American industrial CEOs for reaching the top of a Fortune 500 company without a MBA or an US university degree.
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: Honeywell and SpaceX side by side
1885Honeywell
Albert Butz Patents the Damper Flapper Thermostat
Albert Butz files his first automatic temperature-control patent and forms the Butz Thermo-Electric Regulator Company, creating the thermostat as a mass-market product for home furnaces.
1906Honeywell
Honeywell Heating Specialty Company Founded
Mark C. Honeywell founds a heating-equipment business in Wabash, Indiana, that will later merge into the Honeywell name.
1927Honeywell
Minneapolis-Honeywell Regulator Company Formed
Mark Honeywell's heating business merges with the Electric Heat Regulator Company -- the descendant of Butz's original thermostat patents -- forming the direct ancestor of modern Honeywell, with W.R. Sweatt as chairman and Honeywell as president.
1999Honeywell
AlliedSignal and Honeywell Combine
AlliedSignal acquires Honeywell in a roughly $15 billion stock deal and keeps the Honeywell name for the combined aerospace, materials, and controls conglomerate.
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.
2018Honeywell
Honeywell Forge Launched
then-CEO Darius Adamczyk launches Honeywell Connected Enterprise, which becomes Honeywell Forge, a cloud-based industrial IoT platform positioned as the company's top strategic priority for shifting toward recurring software revenue.
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.
2023SpaceX
Starship flight testing begins
SpaceX conducted the first integrated Starship flight test, starting the high-risk development cycle for its next launch system.
2025Honeywell
Three-Way Breakup Announced
CEO Vimal Kapur announces a plan to split Honeywell into three independent public companies -- Aerospace, Solstice Advanced Materials, and automation-focused Honeywell Technologies -- following pressure from activist investor Elliott Management.
2025Honeywell
Advanced Materials Separated as Solstice
Honeywell completes the spin-off of its Advanced Materials business as the independent, Nasdaq-listed Solstice Advanced Materials on October 30, 2025.
2025SpaceX
FY2025 revenue reaches $18.674B
SpaceX reported $18.674B in FY2025 revenue and a $4.937B net loss in its 2026 prospectus.
2026Honeywell
Honeywell Aerospace Spin-Off Completed
Honeywell completes the Aerospace spin-off in June 2026, and the parent begins operating as the pure-play automation company Honeywell Technologies.
2026Honeywell
Quantinuum IPO
Quantinuum lists on Nasdaq as QNT, raising $1.68 billion at $60 per share; Honeywell deconsolidates it in Q2 2026.
2026Honeywell
Warehouse and PSS Businesses Sold
Honeywell Technologies sells Warehouse and Workflow Solutions (Intelligrated) to American Industrial Partners in July and PSS to Brady for $1.4 billion in August 2026.
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
Honeywell
- Honeywell Aerospace spin-off2026Undisclosed
- Advanced Materials separation2025Undisclosed
- Access Solutions (Carrier Global)2024$5B
- Elster2015$5.1B
- Intermec2013$600M
- Pittway Corporation2000$2.2B
Questions about Honeywell vs SpaceX
Who is the CEO of Honeywell Technologies and SpaceX?
Honeywell Technologies is led by Vimal Kapur 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 Honeywell Technologies founded vs SpaceX?
Honeywell Technologies was founded in 1906 — 96 years before SpaceX, which was founded in 2002. Honeywell Technologies'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 Honeywell Technologies have compared to SpaceX?
Honeywell Technologies employs approximately 50,000 people, while SpaceX employs approximately 22,621. Honeywell Technologies has the larger workforce at 50,000 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 Honeywell Technologies and SpaceX headquartered?
Both Honeywell Technologies and SpaceX are headquartered in United States, meaning they operate under the same primary regulatory and tax environment.
Who founded Honeywell Technologies and SpaceX?
Honeywell Technologies was founded by Albert Butz, Mark C. Honeywell. SpaceX was founded by Elon Musk.
Which company has a longer operating history — Honeywell Technologies or SpaceX?
Honeywell Technologies has been operating for approximately 120 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 Honeywell vs SpaceX overview