Product Reports Resources Pricing Login Book a demo

Sierra Space

Space · Louisville, United States · Founded 2021

Building a shared ecosystem in space for scientific collaboration and innovation MoreLess

Sierra Space is a forward-thinking company focused on creating innovative solutions for space exploration and development. The company operates in the aerospace and defense market, primarily serving government agencies, commercial enterprises, and research institutions. Sierra Space's business model revolves around developing and providing advanced space vehicles, space stations, and high-performance space components and systems.

One of the company's flagship projects is the Dream Chaser spaceplane, which is designed for civil commercial use and can land on conventional runways. This unique capability makes it a versatile option for transporting cargo and crew to and from space. Additionally, Sierra Space is working on developing space stations that will facilitate the next phase of human space exploration and development. These stations are intended to support long-duration human spaceflight and provide a platform for scientific research and commercial activities in space.

Sierra Space also focuses on creating advanced life support systems and propulsion technologies, such as the VORTEX engines, which are crucial for in-space, upper stage, and full stage solutions. These technologies are essential for ensuring the safety and sustainability of human space missions.

The company generates revenue through contracts with government agencies like NASA, commercial partnerships, and the sale of its space vehicles, components, and systems. By providing cutting-edge solutions for space exploration, Sierra Space aims to benefit life on Earth and alter the course of humanity.

Keywords: aerospace, spaceplane, space stations, propulsion, life support, NASA, commercial space, innovation, human spaceflight, research.

Company overview

Sierra Space company information

The essential company record, classifications and operating signals in one place.

Status
Operational
Founded
2021
Headquarters
Louisville, United States
Employees
1,319
Open positions
120
Dealroom signal
64.1
client focusb2btechnologyHardwaretechnologyDeep Techbusiness modelManufacturingsectorDefence ApplicationssectorSpace TechsectorSatellitessectorBecame $1B as SubsidiarysectorSpace TransportationsectorSpace ExplorationsectorIn-Space TransportationsectorSpaceplanes and Hypersonic FlightsectorSpace UtilitiessectorIn-Space Human Presence

Valuation & funding

Sierra Space funding history

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
SERIES COther financing Mar 2026 $550M $8B General Atlantic · Andalusian Private Capital · Coatue Management · Moore Strategic Ventures
SERIES BOther financing Sep 2023 $290M $5.3B Mitsubishi UFJ Financial Group · Tokio Marine Future Fund · Kanematsu
LATE VCOther financing Jul 2022 $24M $4.5B Undisclosed
SERIES AOther financing Nov 2021 $1.4B $4.5B AE Industrial Partners · General Atlantic · BlackRock · Moore Strategic Ventures
CORPORATE SPINOUTOther financing Apr 2021 $0 Sierra Nevada Corporation
Showing 5 recorded eventsUnlock the complete deal history →

Growth signals

Sierra Space website traffic

Latest recorded traffic for Sierra Space is 48K monthly website visits, down 30.4% over the last three months. Sierra Space's team declined 1.3% over the past year.

Latest monthly visits48K 3-month web change-30.4% 1-year team growth-1.3%
Monthly website visits46 observations · Oct 2022–Jul 2026
Hover or focus a point to see its exact monthly valueCompare with peers →

Comparisons

Sierra Space compared with similar companies

Dealroom’s weighted taxonomy model identifies the closest operating peers. Company identity and context stay open; selected comparison metrics preview what is available in the platform.

Showing 8 of the closest matchesCompare every metric →

Talent graph

Sierra Space's talent

Book a demo to see the people
Team profiled 22 named & role-tagged
Founders Hidden — book a demo/100 quality score
Key operators 4 quality Hidden — book a demo/100
Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Investors

11 investors on Sierra Space's cap table

Sourced from Dealroom's funding and investor records. Investor profile links are shown where available.

Series A 8 investors entered at this stage
General Atlantic
Coatue Management
AE Industrial Partners
BlackRock
Moore Strategic Ventures
Mitsubishi UFJ Financial Group
Tokio Marine Future Fund
Kanematsu
Series B+ 3 investors entered at this stage
Sierra Nevada Corporation
LuminArx Capital Management
Andalusian Private Capital

Global footprint

Where Sierra Space has talent and traffic

Workforce by country
1 countries with
team presence
🇺🇸 United States99.9%
1 country shown

In the news

Latest news about Sierra Space

Recent press, funding announcements, and product moves mentioning Sierra Space — open to read from the original sources.

See all news

Market sentiment

What the market is saying about Sierra Space

An AI-synthesized read of the highest-engagement posts about Sierra Space on X over the past 7 days. We rank by likes & retweets, ignore corporate channels, and surface the themes that broke out from real people.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

See Sierra Space’s full profile on Dealroom

Request a free trial to see the complete deal history, financials, people graph and growth signals.

Takes under a minute. Already use Dealroom? Log in.