Impulse Space valuation, funding and investors
Impulse Space works in in-space mobility technology development, based in Redondo Beach, United States. Founded in 2021, it has about 554 employees.
- Last round
- Series D · $500M · Jun 2026
- Valuation at last round
- $4.26B
- Headcount
- 554 · growing
- Grade
- B
- Founded
- 2021
Impulse Space valuation today
VCMC values Impulse Space at $4.9B today, with a range of $3.7B to $6.9B and a grade of B. The valuation starts from its last funding round, a Series D round in Jun 2026.
Valuation by date (76 rows)
Each point is what the model would have shown on that date, using only what was known then; before its first round, a company is valued as a startup because it later raised.
| Date | Valuation | Range | Predicted in 1 yr | Phase | Headcount | Trend | Grade | Winding-down probability |
|---|---|---|---|---|---|---|---|---|
| 1 Jan 2021 | $18.2M | $6.62M – $49.9M | $20.2M (+11%) | before first round | – | unknown | D | 0% |
| 1 Feb 2021 | $18.3M | $6.68M – $50.4M | $20.4M (+11%) | before first round | – | unknown | D | 0% |
| 1 Mar 2021 | $18.5M | $6.73M – $50.8M | $20.5M (+11%) | before first round | – | unknown | D | 0% |
| 1 Apr 2021 | $18.7M | $6.79M – $51.3M | $20.7M (+11%) | before first round | – | unknown | D | 0% |
| 1 May 2021 | $18.8M | $6.85M – $51.7M | $20.8M (+11%) | before first round | – | unknown | D | 0% |
| 1 Jun 2021 | $19.0M | $6.92M – $52.2M | $21.0M (+10%) | before first round | – | unknown | D | 0% |
| 1 Jul 2021 | $19.2M | $6.98M – $52.7M | $21.1M (+10%) | before first round | – | unknown | D | 0% |
| 1 Aug 2021 | $19.3M | $7.04M – $53.1M | $21.3M (+10%) | before first round | – | unknown | D | 0% |
| 1 Sep 2021 | $19.5M | $7.11M – $53.6M | $21.5M (+10%) | before first round | – | unknown | D | 0% |
| 1 Oct 2021 | $19.7M | $7.17M – $54.1M | $21.6M (+10%) | before first round | – | unknown | D | 0% |
| 1 Nov 2021 | $19.9M | $7.24M – $54.6M | $21.8M (+10%) | before first round | – | unknown | D | 0% |
| 1 Dec 2021 | $20.1M | $7.30M – $55.1M | $21.9M (+9%) | before first round | – | unknown | D | 0% |
| 1 Jan 2022 | $20.2M | $7.37M – $55.6M | $22.1M (+9%) | before first round | – | unknown | D | 0% |
| 1 Feb 2022 | $20.4M | $7.42M – $56.0M | $22.3M (+9%) | before first round | – | unknown | D | 0% |
| 1 Mar 2022 | $20.5M | $7.47M – $56.4M | $22.4M (+9%) | before first round | – | unknown | D | 0% |
| 30 Mar 2022 | $111M | $73.0M – $338M | $222M (+100%) | after a round | – | unknown | C | 0% |
| 1 Apr 2022 | $112M | $73.0M – $338M | $222M (+99%) | after a round | – | unknown | C | 0% |
| 1 May 2022 | $118M | $73.0M – $338M | $222M (+88%) | after a round | – | unknown | C | 0% |
| 1 Jun 2022 | $125M | $73.0M – $338M | $222M (+77%) | after a round | – | unknown | C | 0% |
| 1 Jul 2022 | $133M | $73.0M – $338M | $222M (+67%) | after a round | – | unknown | C | 0% |
| 1 Aug 2022 | $141M | $73.0M – $338M | $222M (+58%) | after a round | – | unknown | C | 0% |
| 1 Sep 2022 | $149M | $73.0M – $338M | $222M (+49%) | after a round | – | unknown | C | 0% |
| 1 Oct 2022 | $158M | $73.0M – $338M | $222M (+41%) | after a round | – | unknown | C | 0% |
| 1 Nov 2022 | $168M | $73.0M – $338M | $222M (+32%) | after a round | – | unknown | C | 0% |
| 1 Dec 2022 | $178M | $73.0M – $338M | $222M (+25%) | after a round | – | unknown | C | 0% |
| 1 Jan 2023 | $188M | $73.0M – $338M | $222M (+18%) | after a round | 49 | unknown | C | 0% |
| 1 Feb 2023 | $200M | $73.0M – $338M | $222M (+11%) | after a round | 49 | unknown | C | 0% |
| 1 Mar 2023 | $211M | $73.0M – $338M | $222M (+6%) | after a round | 49 | unknown | C | 0% |
| 1 Apr 2023 | $222M | $72.7M – $338M | $222M (0%) | after a round | 49 | unknown | C | 0% |
| 1 May 2023 | $222M | $69.2M – $338M | $222M (0%) | after a round | 49 | unknown | C | 0% |
| 1 Jun 2023 | $222M | $65.7M – $338M | $222M (0%) | after a round | 49 | unknown | C | 0% |
| 1 Jul 2023 | $222M | $62.6M – $338M | $222M (0%) | after a round | 49 | unknown | C | 0% |
| 25 Jul 2023 | $242M | $170M – $618M | $435M (+80%) | after a round | 49 | unknown | C | 0% |
| 1 Aug 2023 | $245M | $170M – $618M | $435M (+78%) | after a round | 49 | unknown | C | 0% |
| 1 Sep 2023 | $258M | $170M – $618M | $435M (+69%) | after a round | 49 | unknown | C | 0% |
| 1 Oct 2023 | $270M | $170M – $618M | $435M (+61%) | after a round | 79 | growing | C | 0% |
| 1 Nov 2023 | $284M | $170M – $618M | $435M (+53%) | after a round | 79 | growing | C | 0% |
| 1 Dec 2023 | $298M | $170M – $618M | $435M (+46%) | after a round | 79 | growing | C | 0% |
| 1 Jan 2024 | $313M | $170M – $618M | $435M (+39%) | after a round | 79 | growing | C | 0% |
| 1 Feb 2024 | $336M | $177M – $642M | $452M (+35%) | after a round | 94 | growing | C | 0% |
| 1 Mar 2024 | $354M | $178M – $645M | $454M (+28%) | after a round | 96 | growing | C | 0% |
| 1 Apr 2024 | $374M | $178M – $645M | $454M (+22%) | after a round | 96 | growing | C | 0% |
| 1 May 2024 | $394M | $178M – $645M | $454M (+15%) | after a round | 96 | growing | C | 0% |
| 1 Jun 2024 | $415M | $178M – $645M | $454M (+9%) | after a round | 96 | growing | C | 0% |
| 1 Jul 2024 | $466M | $190M – $689M | $486M (+4%) | after a round | 130 | growing | C | 0% |
| 1 Aug 2024 | $486M | $191M – $689M | $486M (0%) | after a round | 130 | growing | C | 0% |
| 1 Sep 2024 | $486M | $194M – $689M | $486M (0%) | after a round | 130 | growing | C | 0% |
| 1 Oct 2024 | $844M | $595M – $1.8B | $1.3B (+50%) | after a round | 130 | growing | B | 0% |
| 2 Oct 2024 | $845M | $595M – $1.8B | $1.3B (+50%) | after a round | 130 | growing | B | 0% |
| 1 Nov 2024 | $874M | $595M – $1.8B | $1.3B (+45%) | after a round | 160 | growing | B | 0% |
| 1 Dec 2024 | $903M | $595M – $1.8B | $1.3B (+40%) | after a round | 160 | growing | B | 0% |
| 1 Jan 2025 | $935M | $595M – $1.8B | $1.3B (+35%) | after a round | 160 | growing | B | 0% |
| 1 Feb 2025 | $968M | $595M – $1.8B | $1.3B (+31%) | after a round | 160 | growing | B | 0% |
| 1 Mar 2025 | $998M | $595M – $1.8B | $1.3B (+27%) | after a round | 160 | growing | B | 0% |
| 1 Apr 2025 | $1.0B | $595M – $1.8B | $1.3B (+23%) | after a round | 160 | growing | B | 0% |
| 1 May 2025 | $1.1B | $595M – $1.8B | $1.3B (+19%) | after a round | 160 | growing | B | 0% |
| 1 Jun 2025 | $1.1B | $595M – $1.8B | $1.3B (+15%) | after a round | 160 | growing | B | 0% |
| 4 Jun 2025 | $2.0B | $1.4B – $3.7B | $2.6B (+30%) | after a round | 160 | growing | B | 0% |
| 1 Jul 2025 | $2.1B | $1.4B – $3.7B | $2.6B (+27%) | after a round | 160 | growing | B | 0% |
| 1 Aug 2025 | $2.1B | $1.4B – $3.7B | $2.6B (+25%) | after a round | 252 | growing | B | 0% |
| 1 Sep 2025 | $2.2B | $1.4B – $3.8B | $2.7B (+23%) | after a round | 268 | growing | B | 0% |
| 1 Oct 2025 | $2.2B | $1.4B – $3.8B | $2.7B (+20%) | after a round | 268 | growing | B | 0% |
| 1 Nov 2025 | $2.3B | $1.5B – $3.8B | $2.7B (+19%) | after a round | 289 | growing | B | 0% |
| 1 Dec 2025 | $2.3B | $1.5B – $3.8B | $2.7B (+16%) | after a round | 289 | growing | B | 0% |
| 1 Jan 2026 | $2.4B | $1.5B – $3.8B | $2.7B (+13%) | after a round | 289 | growing | B | 0% |
| 1 Feb 2026 | $2.5B | $1.5B – $3.8B | $2.7B (+10%) | after a round | 289 | growing | B | 0% |
| 1 Mar 2026 | $2.5B | $1.5B – $3.8B | $2.7B (+8%) | after a round | 289 | growing | B | 0% |
| 1 Apr 2026 | $2.7B | $1.6B – $4.1B | $2.9B (+6%) | after a round | 375 | growing | B | 0% |
| 1 May 2026 | $2.8B | $1.6B – $4.1B | $2.9B (+3%) | after a round | 375 | growing | B | 0% |
| 1 Jun 2026 | $2.9B | $1.6B – $4.1B | $2.9B (0%) | after a round | 375 | growing | B | 0% |
| 3 Jun 2026 | $4.3B | $3.7B – $6.4B | $5.5B (+30%) | after a round | 375 | growing | A | 0% |
| 1 Jul 2026 | $4.3B | $3.7B – $6.4B | $5.5B (+27%) | after a round | 375 | growing | A | 0% |
| 1 Aug 2026 | $4.4B | $3.7B – $6.4B | $5.5B (+25%) | after a round | 375 | growing | A | 0% |
| 1 Sep 2026 | $4.5B | $3.7B – $6.4B | $5.5B (+22%) | after a round | 375 | growing | A | 0% |
| 1 Oct 2026 | $4.8B | $3.7B – $6.9B | $6.0B (+26%) | after a round | 554 | growing | B | 0% |
| 24 Oct 2026 | $4.9B | $3.7B – $6.9B | $6.0B (+23%) | after a round | 554 | growing | B | 0% |
Key facts about Impulse Space
- Founded
- 2021
- Headquarters
- Redondo Beach, United States
- Employees
- about 554 +107% in a year
- Total raised
- $1.02B
- Funding rounds
- 6
- Last round
- Series D Jun 2026
Impulse Space was founded in 2021 by Tom Mueller.
Impulse Space funding history
Impulse Space has 6 funding rounds on record, from Mar 2022 to Jun 2026, $1.02B in total. The latest disclosed valuation is $4.26B post-money (Series D, Jun 2026).
Series D 2 Jun 2026
Led by 137 Ventures, Banner VC; with Founders Fund, Lux Capital, Linse Capital.
Sources: dcvc.com, impulsespace.com, payloadspace.com and 3 more
$500M
$4.26B post-money
Series C 3 Jun 2025
Led by Linse Capital; with DFJ Growth, Valor, Founders Fund, Lux Capital, RTX Ventures, DCVC, Airbus Ventures, SpringTide, First Principles Group, Balerion Space Ventures, Tamarack Global, Trousdale Ventures.
Sources: impulsespace.com, payloadspace.com, spacenews.com and 5 more
$300M
Series B 1 Oct 2024
Led by Founders Fund; with Lux Capital, SpringTide, DCVC, Airbus Ventures, Alumni Ventures, Balerion Space Ventures, RTX Ventures, Tamarack Global, 137 Ventures, Elysium, First Principles Group, Island Green, Overmatch Ventures, Trousdale Ventures, Silent Ventures.
Sources: impulsespace.com, satellitetoday.com, techcrunch.com and 2 more
$150M
Series A 24 Jul 2023
Led by RTX; with Founders Fund, Lux Capital, Airbus Ventures, Space Capital.
Sources: impulsespace.com, satellitetoday.com, spacenews.com and 1 more
$45M
Other 17 Jun 2022no round page
Led by Lux Capital.
Sources: impulsespace.com, spacenews.com, finsmes.com
$10M
Seed 29 Mar 2022
Led by Founders Fund.
Sources: impulsespace.com, arstechnica.com, finsmes.com and 1 more
$20M
Impulse Space investors
22 investors have backed Impulse Space; Founders Fund, Lux Capital and 137 Ventures and 3 more led at least one round.
- Founders Fund lead, 5 rounds
- Lux Capital lead, 5 rounds
- 137 Ventures lead, 2 rounds
- Banner VC lead
- RTX lead
- DCVC 2 rounds
- RTX Ventures 2 rounds
- Alumni Ventures
- DFJ Growth
- Island Green
- Silent Ventures
- Valor
What Impulse Space does
Impulse Space works in aerospace and defence, with 13 recorded offerings and customers in aerospace, defense, commercial and scientific.
Impulse Space is a United States aerospace company engaged in in-space mobility technology, developing and operating spacecraft for the transportation of payloads between Earth orbits, including Low Earth Orbit, Geostationary Earth Orbit, Cislunar, and Mars. The company provides commercial, civil, and government clients with access to orbit through its fleet of vehicles and rideshare programs, and operates vertically integrated facilities for in-house design, build, and testing. Impulse Space also offers services for defense, commercial, and scientific missions.
Description from Veridion's company data.
Products and services
- In-Space Mobility Technology Development
- Space Vehicle Design and Manufacturing
- Space Payload Transportation Services
- High-Performance Spacecraft Engineering
- Propulsion System Development
- Orbital Maneuvering and Deployment Services
- Satellite Logistics and Deployment Services
- Commercial Spaceflight Services
- Government and Defense Space Transportation Services
- Scientific Payload Delivery Services
- Low Earth Orbit Transportation Services
- Geosynchronous Orbit Transportation Services
- Cislunar and Mars Orbit Transportation Services
Markets
- Aerospace
- Defense
- Commercial
- Scientific
Business model
- Business-to-Business
- Business-to-Consumer
- Service Provider
- Enterprise
Industry codes (NAICS)
- 336414 Guided Missile and Space Vehicle Manufacturing 70% match
- 488190 Other Support Activities for Air Transportation 30% match
Questions about Impulse Space
What is Impulse Space worth?
Valuation $4.9B (range $3.7B to $6.9B), as of 24 Oct 2026. The last disclosed valuation was $4.26B (Series D, Jun 2026).
Has Impulse Space raised money?
Impulse Space has 6 funding rounds on record, from Mar 2022 to Jun 2026, $1.02B in total. The latest disclosed valuation is $4.26B post-money (Series D, Jun 2026).
Who has invested in Impulse Space?
Founders Fund, Lux Capital, 137 Ventures, Linse Capital, Banner VC and RTX, and 16 more. Lead investors include Founders Fund, Lux Capital, 137 Ventures and Linse Capital.
How many people work at Impulse Space?
About 554, up 107% over the last year. Headcount grew from 49 in Jan 2023 to 554 in Sep 2026.
What does Impulse Space do?
Impulse Space works in aerospace and defence, with 13 recorded offerings and customers in aerospace, defense, commercial and scientific. Its main offerings are in-space mobility technology development, space vehicle design and manufacturing and space payload transportation services.
When was Impulse Space founded, and where is it based?
Impulse Space was founded in 2021 and is based in Redondo Beach, United States. It has about 554 employees, up 107% over the last year.