Cartridge
11 known investors
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Cartridge provides infrastructure for onchain games, including a game-native wallet and identity system (Cartridge Controller) and a deterministic onchain game engine (Dojo Engine). It offers regulatory-compliant real-money reward functions that use verifiable randomness, and lets players earn, buy, and trade in-game assets, targeting game studios building onchain economies.
Also known as Cartridge Gaming Co · Cartridge Gaming Company
Investors · 11
How we know: Alliance DAO (ex DeFi Alliance)'s portfolio page · Not right? Tell us
How we know: the VCSheet dataset · Not right? Tell us
How we know: the VCSheet dataset · Not right? Tell us
How we know: pressreleases.triplepointpr.com · funding news · Not right? Tell us
How we know: research · fundz.net · Not right? Tell us
How we know: research · fundz.net · Not right? Tell us
How we know: the VCSheet dataset · Not right? Tell us
Also in the syndicate · 1
Funding
SEC filings, press & company announcements- Undisclosed amountSeries AAug 2024
BITKRAFT Ventures (lead)
Source ↗ - Undisclosed amountseedMar 2022Source ↗
Source: company announcements and press reports — follow each round's link for the claim.
Company profile
researched Aug 2026Cartridge Gaming Co. is a Brooklyn, New York-based infrastructure company that builds the engine, wallet and execution layer used by game studios to run fully onchain games and autonomous worlds. Its stack is built natively on Starknet and Cairo, and consists of three main products: Dojo, an open-source protocol and toolchain for building provable, fully onchain games and autonomous worlds; the Cartridge Controller, a self-custodial, game-native smart contract wallet that uses passkeys and social login instead of seed phrases, session keys to reduce in-game transaction prompts, and a paymaster so players do not handle gas; and Slot, a rollup-as-a-service execution layer designed for games to provide low-latency block space. The company also offers marketplace and rewards components covering player-owned and interoperable assets and open-source reward distribution for in-game and real-money economies.
The company positions itself around running entire game worlds onchain — game logic and world state as verifiable code — rather than placing only tradable assets onchain. Ecosystem titles built on the stack include Loot Survivor, Eternum, Paved and Dope Wars, alongside studios such as Jokers, Popularium, Evolute, Chaos and Provable. The team of roughly 14 people is spread between New York and Austin.
Founding story
Cartridge was founded in 2022 in Brooklyn by Tarrence van As and Calvin Dunwoody, who started Cartridge Gaming Company to build tools for onchain games.
Business model
B2B infrastructure: Cartridge supplies the engine, wallet and execution layer that game studios and developers use to build onchain games, with the core Dojo engine released as open source to seed adoption of the wider stack.
Traction
Approximately 14 employees; Dojo reached a 1.0 release; ecosystem games running on the stack include Loot Survivor, Eternum, Paved and Dope Wars, with studios including Jokers, Popularium, Evolute, Chaos and Provable.
Latest developments
Closed a $7.5M Series A in August 2024 led by BITKRAFT Ventures with StarkWare, Dune, Fabric, Primitive and Ergodic participating; released Dojo 1.0 and launched Slot in 2024, with funds directed toward team growth and the rollout of onchain games.
▸Full profile — market position, technology, go-to-market, geography, history
Market position
Operates in onchain and web3 gaming infrastructure, competing for developer mindshare with platforms such as Immutable, Ronin and EVM-based autonomous-world frameworks like MUD, while occupying the provable, fully-onchain end of the spectrum.
Rather than shipping a single game or a generic NFT marketplace, Cartridge provides a full vertical stack for fully onchain games and open-sources the core engine, focusing on persistent, provable game state (autonomous worlds) rather than only tradable assets.
Technology
An onchain gaming stack on Starknet/Cairo: Dojo provides the framework for game logic and state as provable onchain code; the Controller smart contract wallet holds identity, signs via session keys and sponsors gas through a paymaster; Slot is a game-specific rollup that executes transactions with low latency; Starknet settles and proves the underlying activity.
Go-to-market
Open-sourcing the Dojo engine to build developer mindshare, supported by ecosystem programs such as the Dojo Sensei Residency and game jams, with adoption demonstrated through ecosystem titles and partner studios.
Game studios and developers building fully onchain games and autonomous worlds; players of those games are indirect users.
Geography
Headquartered in Brooklyn, New York (488 Sterling Place), with the team distributed between New York and Austin.
History
Founded in 2022 in Brooklyn, the company began leading the open-source Dojo toolchain and shipped the Cartridge Controller wallet in 2023. In August 2024 it closed a $7.5M Series A led by BITKRAFT Ventures. During 2024 it released Dojo 1.0, launched Slot, and ran ecosystem programs including the Dojo Sensei Residency and game jams to grow its builder community.
Compiled by commissioned research from 8 cited public sources — announcements, filings, and press listed under research sources below.
Key figures
latest reportedCompany-reported or press-reported figures, each dated to when it was claimed — not independently audited.
Timeline · 4
launches, deals, and filingsCartridge, an infrastructure provider for onchain games, raised $7.5M in a Series A led by Bitkraft Ventures, with StarkWare, Dune, Fabric, Primitive and Ergodic participating. Proceeds were earmarked for team growth and supporting the rollout of onchain games.
$7.5M source ↗
Cartridge released version 1.0 of Dojo, its open-source engine and toolchain for building provable, fully onchain games and autonomous worlds.
Cartridge launched Slot, an execution layer and rollup-as-a-service built specifically for onchain games.
The team shipped the Cartridge Controller, a game-native smart contract wallet using passkeys and session keys, while beginning to lead the open-source Dojo toolchain.
Dated company events from announcements, filings, and press; legal rows summarize public dockets and regulator releases.
▸Research sources · 8
primary sources listed
- Cartridge Gaming Co $7.5 Million funding round 2024-08-05fundz.net · web
8 public sources were cited for this profile; the first-party ones are listed here.
Frequently asked questions
- What does Cartridge do?
- Cartridge builds onchain gaming infrastructure — the Dojo engine, Controller wallet and Slot execution layer — on Starknet.
- Who are Cartridge's investors?
- Cartridge's investors include Alliance DAO (ex DeFi Alliance), Bitkraft Esports Ventures, Chapter One, Spice Capital, BITKRAFT Ventures, Dune Ventures, Ergodic Capital, FABRIC and 2 more.



