Pre-IPO Review
Pre-IPO ReviewAggregating reviews, news, and community signal on pre-IPO companies
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🏢 All Companies

84 companies · Sorted by valuation

Anthropic

🤖 AI
$965.00B
Latest valuation

AI safety company building frontier models. Flagship product Claude competes with GPT and Gemini.

👀 2💬 20

OpenAI

🤖 AI
$852.00B
Latest valuation

Frontier AI lab behind ChatGPT and the GPT/o-series of reasoning models

👀 2💬 13

SpaceX

🚀 Space
$800.00B
Latest valuation

Rocket and satellite company offering low-cost launches and global internet via Starlink

👀 2💬 35

xAI

🤖 AI
$230.00B
Latest valuation

Elon Musk's AI lab building Grok and the Colossus training supercluster

👀 2💬 0

Revolut

💳 Fintech
$115.00B
Latest valuation

Global neobank with banking, FX, brokerage and crypto in 38+ countries

👀 0💬 0

Anduril

🛡️ Defense
$61.00B
Latest valuation

Autonomous defense systems: Lattice OS, Ghost drones, Roadrunner counter-UAS

👀 0💬 0

Cursor

🤖 AI
$60.00B
Latest valuation

AI-native code editor (Anysphere) leading the AI coding tools category

👀 0💬 0

Stripe

💳 Fintech
$53.40B
Latest valuation

Internet payment infrastructure powering millions of businesses globally.

👀 1💬 2

Ramp

💳 Fintech
$44.00B
Latest valuation

Finance automation platform: corporate cards, bill pay, expenses, procurement

👀 0💬 0

Figure AI

🦾 Robotics
$39.00B
Latest valuation

General-purpose humanoid robot. BMW manufacturing partnership.

👀 0💬 1

Blue Origin

🚀 Space
$30B
Latest valuation

Bezos-funded launch and space infrastructure company with New Glenn and Lunar lander programs

👀 0💬 0

Cerebras

🤖 AI
$22B
Latest valuation

Wafer-scale AI chip company. $10B OpenAI deal. Targeting 2026 IPO.

👀 0💬 1

Kalshi

💳 Fintech
$22.00B
Latest valuation

CFTC-regulated prediction market exchange for trading Yes/No contracts on real-world events

👀 0💬 0

Mistral AI

🤖 AI
$20.00B
Latest valuation

European frontier model lab building open-weight and commercial LLMs

👀 0💬 0

Perplexity

🤖 AI
$20.00B
Latest valuation

AI-native answer engine and conversational search product

👀 2💬 0

Helsing

🛡️ Defense
$18.00B
Latest valuation

European AI defense — Altra strike drones and sensor fusion for ISR

👀 0💬 0

Kraken

💳 Fintech
$15.00B
Latest valuation

US-based crypto exchange offering spot, derivatives, staking, and custody

👀 0💬 0

Polymarket

💳 Fintech
$15.00B
Latest valuation

Prediction market platform. Turning world events into tradable contracts.

👀 0💬 5

Skild AI

🦾 Robotics
$14.00B
Latest valuation

General-purpose robot brain — one foundation model across many embodiments

👀 0💬 0

Brex

💳 Fintech
$12.30B
Latest valuation

Corporate cards, banking and spend management for startups and mid-market

👀 0💬 0

Shield AI

🛡️ Defense
$12.00B
Latest valuation

Hivemind autonomy stack and V-BAT VTOL drones for contested environments

👀 0💬 0

Etched

🤖 AI
$10.3B
Latest valuation

Transformer-ASIC maker whose Sohu chip hard-wires the transformer architecture into silicon for GPU-free AI inference

👀 0💬 0

Colossal Biosciences

🧬 BCI/Biotech
$10.2B
Latest valuation

De-extinction and species preservation through gene editing — mammoth, thylacine, dodo

👀 0💬 0

Neuralink

🧬 BCI/Biotech
$9.65B
Latest valuation

Brain-computer interface. 1,024-electrode N1 implant. 12+ patients.

👀 0💬 1

Saronic

🛡️ Defense
$9.25B
Latest valuation

Autonomous surface vessels (USVs) for Navy distributed maritime operations

👀 0💬 0

Plaid

💳 Fintech
$8.00B
Latest valuation

Bank-account connectivity API powering most US fintech apps

👀 0💬 0

Glean

🤖 AI
$7.20B
Latest valuation

Enterprise AI search and assistant connecting all internal company data

👀 0💬 0

Cohere

🤖 AI
$7.00B
Latest valuation

Enterprise LLM platform focused on retrieval, agents, and on-prem deployments

👀 0💬 0

PsiQuantum

⚛️ Quantum
$7.00B
Latest valuation

Photonic quantum computing aiming for a million-qubit fault-tolerant machine

👀 0💬 0

K2 Space

🚀 Space
$6.80B
Latest valuation

Mega-class satellite buses sized for Starship-era payload mass and power

👀 0💬 0

Redwood Materials

Energy
$6.00B
Latest valuation

Lithium-ion battery recycling and domestic cathode/anode supply for EVs

👀 0💬 0

SandboxAQ

⚛️ Quantum
$5.75B
Latest valuation

Alphabet spinout; quantum sensing, post-quantum cryptography, and AI for chemistry

👀 0💬 0

Commonwealth Fusion Systems

Energy
$5.6B
Latest valuation

MIT spinout building SPARC, a tokamak fusion device targeting net energy gain

👀 0💬 0

Physical Intelligence

🦾 Robotics
$5.60B
Latest valuation

π0 — a foundation model for general robotic manipulation across embodiments

👀 0💬 0

Helion Energy

Energy
$5.4B
Latest valuation

Pulsed magnetic fusion targeting electricity by 2028; signed PPA with Microsoft

👀 0💬 0

Mercury

💳 Fintech
$5.20B
Latest valuation

Software-first banking platform. #1 bank for startups.

👀 0💬 1

Isomorphic Labs

🧬 BCI/Biotech
$5B
Latest valuation

Alphabet spinout building AI-first drug discovery on AlphaFold foundations

👀 0💬 0

Sierra Space

🚀 Space
$5B
Latest valuation

Dream Chaser spaceplane and inflatable LIFE habitat for low Earth orbit

👀 0💬 0

Quantinuum

⚛️ Quantum
$5B
Latest valuation

Honeywell + Cambridge Quantum spinout; trapped-ion hardware with H-series systems

👀 0💬 0

World Labs

🤖 AI
$5B+
Latest valuation

Spatial AI. Building Large World Models. Founded by Fei-Fei Li.

👀 0💬 1

Relativity Space

🚀 Space
$4.50B
Latest valuation

3D-printed rockets; developing the medium-lift reusable Terran R

👀 0💬 0

Impulse Space

🚀 Space
$4.5B
Latest valuation

In-space transportation; Mira and Helios kick-stages for last-mile orbital delivery

👀 0💬 0

Ayar Labs

🤖 AI
$3.75B
Latest valuation

Silicon photonics for AI data centers. Solving the bandwidth bottleneck.

👀 0💬 1

Sila Nanotechnologies

Energy
$3.3B
Latest valuation

Silicon-anode battery materials boosting EV energy density; supplying Mercedes-Benz

👀 0💬 0

KoBold Metals

Energy
$3B
Latest valuation

AI-driven mineral exploration for battery metals — copper, nickel, lithium, cobalt

👀 0💬 0

Altos Labs

🧬 BCI/Biotech
$3B
Latest valuation

Cellular rejuvenation programming research, founded with $3B at launch

👀 0💬 0

Anchorage Digital

💳 Fintech
$3B
Latest valuation

Federally chartered crypto bank providing custody, staking, and trading to institutions

👀 0💬 0

Insitro

🧬 BCI/Biotech
$2.57B
Latest valuation

Machine-learning-driven drug discovery in metabolic, neuro and oncology disease

👀 0💬 0

Skydio

🛡️ Defense
$2.20B
Latest valuation

Autonomous drones for defense, public safety, and infrastructure inspection

👀 0💬 0

Agility Robotics

🦾 Robotics
$2.12B
Latest valuation

Digit humanoid for warehouse logistics; deployments at Amazon and GXO

👀 0💬 0

Generate Biomedicines

🧬 BCI/Biotech
$2B
Latest valuation

Generative biology platform designing novel proteins and antibodies

👀 0💬 0

Locus Robotics

🦾 Robotics
$2B
Latest valuation

Autonomous mobile robots for e-commerce fulfillment and warehouse picking

👀 0💬 0

Carta

💳 Fintech
$2.00B
Latest valuation

Cap table, equity, and private market software for startups and VCs

👀 0💬 0

Xaira Therapeutics

🧬 BCI/Biotech
$2B
Latest valuation

AI-first drug discovery using protein design and generative models

👀 0💬 0

X-energy

Energy
$1.8B
Latest valuation

Small modular nuclear reactors (Xe-100) plus TRISO fuel manufacturing

👀 0💬 0

Vast Space

🚀 Space
$1.6B
Latest valuation

Commercial space stations; Haven-1 launching in 2026 as successor to the ISS

👀 0💬 0

Astranis

🚀 Space
$1.6B
Latest valuation

Small geostationary communications satellites delivering dedicated bandwidth

👀 0💬 0

Apptronik

🦾 Robotics
$1.50B
Latest valuation

General-purpose humanoid Apollo for logistics and manufacturing

👀 0💬 0

TAE Technologies

Energy
$1.4B
Latest valuation

Field-reversed-configuration fusion using hydrogen-boron fuel for aneutronic energy

👀 0💬 0

Epirus

🛡️ Defense
$1.35B
Latest valuation

Leonidas high-power microwave systems for counter-drone and counter-electronics

👀 0💬 0

Form Energy

Energy
$1.2B
Latest valuation

Iron-air batteries for 100-hour grid-scale energy storage

👀 0💬 0

Stoke Space

🚀 Space
$1.1B
Latest valuation

Building Nova, a fully reusable medium-lift rocket with a novel second-stage architecture

👀 0💬 0

1X Technologies

🦾 Robotics
$1B
Latest valuation

Humanoid robots NEO and EVE for home and light-industrial tasks

👀 0💬 0

Xanadu

⚛️ Quantum
$1B
Latest valuation

Photonic quantum computing; X-Series chips and the PennyLane ML framework

👀 0💬 0

Genesis Therapeutics

🧬 BCI/Biotech
$1B
Latest valuation

AI-driven small molecule drug discovery with GEMS deep-learning platform

👀 0💬 0

Path Robotics

🦾 Robotics
$1B
Latest valuation

AI-driven autonomous welding robots for high-mix metal manufacturing

👀 0💬 0

Vannevar Labs

🛡️ Defense
$1B
Latest valuation

AI for non-kinetic missions: signals intelligence, OSINT and disinformation tracking

👀 0💬 0

Pacific Fusion

Energy
$0.9B
Latest valuation

Pulsed inertial fusion; $900M Series A backed by General Catalyst and others

👀 0💬 0

Saildrone

🛡️ Defense
$652.69M
Latest valuation

Autonomous wind/solar-powered USVs for ocean data and maritime domain awareness

👀 0💬 0

Covariant

🦾 Robotics
$0.625B
Latest valuation

Foundation model RFM-1 for robotic picking in warehouses; key acqui-hire by Amazon (2024)

👀 0💬 0

Atom Computing

⚛️ Quantum
$0.5B
Latest valuation

Neutral-atom quantum computers with thousands of qubits via optical tweezers

👀 0💬 0

QuEra Computing

⚛️ Quantum
$0.5B
Latest valuation

Neutral-atom quantum systems; logical-qubit demonstrations with Harvard collaborators

👀 0💬 0

Infleqtion

⚛️ Quantum
$0.5B
Latest valuation

Cold-atom quantum computing, clocks, and sensors (formerly ColdQuanta)

👀 0💬 0

Zap Energy

Energy
$0.5B
Latest valuation

Sheared-flow Z-pinch fusion with a small, modular reactor footprint

👀 0💬 0

Varda Space Industries

🚀 Space
$500.00M
Latest valuation

In-space manufacturing and hypersonic re-entry vehicles for pharma and defense

👀 0💬 0

Precision Neuroscience

🧬 BCI/Biotech
$0.5B
Latest valuation

Reversible cortical BCI using thin-film electrode arrays placed on the brain surface

👀 0💬 0

Sanctuary AI

🦾 Robotics
$0.5B
Latest valuation

Phoenix humanoid plus Carbon control system targeting general-purpose work

👀 0💬 0

Hadrian

🛡️ Defense
$0.5B
Latest valuation

Autonomous precision-machining factories for defense and aerospace parts

👀 0💬 0

Synchron

🧬 BCI/Biotech
$0.5B
Latest valuation

Endovascular BCI implanted via blood vessels — no open-brain surgery

👀 0💬 0

IQM

⚛️ Quantum
$0.5B
Latest valuation

Superconducting quantum computers; selling full-stack on-prem systems in Europe

👀 0💬 0

Multiverse Computing

⚛️ Quantum
$0.5B
Latest valuation

Quantum-inspired software for finance and tensor-network compression of LLMs

👀 0💬 0

Mach Industries

🛡️ Defense
$470.00M
Latest valuation

Hydrogen-powered propulsion and munitions for distributed defense manufacturing

👀 0💬 0

Pasqal

⚛️ Quantum
$0.4B
Latest valuation

European neutral-atom quantum computing platform with analog and digital modes

👀 0💬 0

Atoms

🦾 Robotics
Undisclosed
Latest valuation

Travis Kalanick-founded industrial robotics company building autonomous robots for food, mining, and transport

👀 0💬 0