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Castrum

1 known investors

Castrum Work is a marketing agency serving crypto and Web3 projects, offering full-stack services such as branding, media, and go-to-market support. It works with clients across areas including DeFi, NFTs, GameFi, ICOs, and the metaverse.

Also known as Castrum Work Β· CW

Investors Β· 1

Company profile

researched Aug 2026

Castrum Work is a marketing agency specializing in the cryptocurrency and blockchain sector. It positions itself as a provider of full-stack, tailored services covering the needs of crypto projects across their lifecycle, from initial positioning through token listing. Its published service lines include community building, social media management, whitepaper documentation and short promotional video production, website development, 3D art, public relations and media outreach, exchange and platform listing support, and smart contract audits delivered through partner firms.

The agency states that it works with projects in Web 3.0, FinTech, startups, metaverse, DeFi, ICO, NFT and GameFi categories. Engagements are described as beginning with a needs assessment, after which a personalized strategy and service mix is proposed; an all-in-one package covering most requirements of a newly launched crypto project is also offered.

Castrum Work is presented as one of the entities within the broader Castrum group, which also lists Castrum Istanbul, Castrum Capital, Castrum Pad, Castrum Academy, Castrum Legions and Castrum Social among its components.

Business model

Castrum Work sells marketing and related professional services to crypto and blockchain projects, either as individual services or as a bundled package aimed at newly launched projects. Service scope is set following a client needs assessment, with offerings described as personalized per engagement.

Traction

Self-reported figures on the company website cite more than 127 clients, over seven years of experience, more than 20 marketing services, over 50 business and crypto media, and more than 20 team experts.

β–ΈFull profile β€” market position, technology, go-to-market, geography

Market position

Castrum Work describes itself as a specialized marketing agency in the crypto sector and states it has served over 127 clients with more than seven years of experience, over 20 marketing services, more than 50 business and crypto media relationships, and a team of more than 20 experts.

The agency emphasizes breadth of services within a single provider β€” spanning community, social, documentation, web, 3D art, PR, listing and audit β€” combined with crypto-specific media, exchange and audit partner access and an option to purchase an all-in-one package.

Technology

Service delivery rather than proprietary technology: deliverables include websites, whitepapers, promotional video, 3D art assets, and smart contract audits performed via partner providers.

Go-to-market

The agency markets directly through its website with a proposal request as the primary entry point, and cites direct access to crypto media outlets and relationships with exchanges and audit partners as channels used on behalf of clients.

Crypto- and blockchain-related startups, projects and businesses, including those in Web 3.0, FinTech, metaverse, DeFi, ICO, NFT and GameFi segments, as well as early-stage projects preparing token launches and fundraising.

Geography

Affiliated group entity Castrum Istanbul is listed with a headquarters in Istanbul, Turkey.

Compiled by commissioned research from 8 cited public sources β€” announcements, filings, and press listed under research sources below.

Key figures

latest reported
Business and crypto mediaJan 202650 media outlets
ClientsJan 2026127 clients
Marketing services offeredJan 202620 services
Team expertsJan 202620 people
Years of experienceJan 20267 years

Company-reported or press-reported figures, each dated to when it was claimed β€” not independently audited.

β–ΈResearch sources Β· 8

primary sources listed

8 public sources were cited for this profile; the first-party ones are listed here.

Frequently asked questions

What does Castrum do?
Castrum Work is a crypto-focused marketing agency offering full-stack services for blockchain projects.
Who are Castrum's investors?
Castrum's investors include Castrum Capital.