Sovereign Blockchain Infrastructure
DECA4
National-scale digital identity, land registries, border systems, and e-governance platforms for governments and regulated institutions.
About
DECA4 Advisory is the Africa–Dubai based blockchain technology firm of the Umbrella Group ecosystem. A subsidiary of Umbrella Group, a global digital assets financial service group driving the adoption of blockchain technology, DECA4 builds and operates national-scale digital infrastructure — digital identity, border systems, land registries, and e-governance platforms — for governments and regulated institutions. Our team brings experience from McKinsey, SAP, and PwC with deep specialisation in blockchain, AI, and sovereign data systems.
Services
What we offer
Digital Identity
National ID and trusted digital identity systems — including blockchain studies for national ID infrastructure serving 11M+ users.
Land Registry Tokenisation
Developing and tokenising national land registers on blockchain, delivering transparent, tamper-proof property records.
Legal & Notarisation Infrastructure
Blockchain advisory and architecture for the world's first legally enforceable digital asset wills and digital notarisation on blockchain.
E-Governance Platforms
Citizen services, civil registries, and border systems built on sovereign blockchain rails for governments.
Public-Sector & Enterprise Advisory
Blockchain, NFT, and metaverse strategy advisory for airlines, regulators, municipalities, and public institutions.
Government PPP — BOT Delivery
Taking national infrastructure to Africa through PPP and BOT agreements with governments across an eight-country commercial pipeline.
Highlights
Proven delivery, at national scale
Already delivering
DIFC Courts — blockchain advisors behind the world's first legally enforceable digital asset wills and digital notarisation on blockchain · UAE Pass (TDRA) — blockchain study for the national ID system serving 11M+ users · RAK Municipality — developing and tokenising their land register on blockchain · Emirates Airlines — NFT & metaverse strategy advisory.
Next: Africa via PPP — BOT
Eight countries commercially engaged through public-private, build-operate-transfer agreements with government: DRC, Kenya, Botswana, Nigeria, Zanzibar, Ghana, Gambia, and Ivory Coast.
Partners
Safaricom ($40B), Avalanche, Hedera, Kenya Revenue Authority, Pareza, BizGov, and ECOWAS.
Proven precedent
Irembo (Rwanda) runs on this exact model — 49M+ transactions, $400M in government revenue processed, and 42% YoY growth. We apply the same approach with blockchain across larger markets.
Capabilities
Explore DECA4
Visit the DECA4 website to learn more and get started.