Transforming Business with Digital Excellence

Custom-built software for energy innovators and blockchain ecosystems. We turn complex challenges into scalable, future-proof technology solutions.

Let's Build Together

Crafting Impactful Digital Experiences Daily

Scalable, technically robust platforms ready for go-to-market or portfolio integration for PV, BESS, tokenized energy systems, and asset management.

About us

What We Can Do for Our Clients

Energy Software Development

Custom energy management platforms for ​energy sector — including platforms for PV and BESS management, real-time performance monitoring, energy data visualization, and asset tokenization. Our tools help operators, developers, and investors gain better control, transparency, and efficiency across the entire energy project lifecycle.

Blockchain Solutions

We design and build blockchain-based systems that power real-world use cases — from asset tokenization and smart contract automation to full dApps and cross-chain integrations. Our team works across Ethereum, Solana, Polygon, Bitcoin and other leading protocols, delivering secure, scalable infrastructure for digital ownership, decentralized finance, and energy-backed tokens.

Development-as-a-Service

Full-cycle engineering team available for custom solutions or portfolio support. Whether you're launching a new product, scaling an existing platform, or need specialized skills on demand, we provide flexible, full-cycle development tailored to your business goals.

Web Design and Development

High-performance websites tailored to your brand, audience, and goals. From sleek marketing sites to complex web applications, we deliver responsive, scalable, and user-centric digital experiences.

Cyber Security

It’s a foundational layer built into everything we develop. Our approach focuses on security-by-design, protecting systems, data, and users at every level of the stack, with focus on Infrastructure & Cloud Security, Smart Contract Security, Energy System & IoT Security, and Compliance & Risk Mitigation.

Energy

Energy Management Software

Our cloud-based EMS platform provides real-time monitoring, control, and optimization of energy assets — including PV systems, BESS, EV chargers, and industrial loads. 
Designed for scalability and ease of integration, it empowers asset owners, operators, and energy managers to maximize efficiency, reduce costs, and make data-driven decisions.

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Blockchain

Blockchain Infrastructure Monitoring

Our platform is purpose-built for large-scale crypto mining operations, delivering real-time visibility, control, and performance optimization across mining infrastructure. Whether managing a single site or a distributed network of facilities, our SaaS solution ensures maximum uptime, efficiency, and ROI

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Asset Management

Real-World Asset Tokenization

Our tokenization platform enables fractional ownership, liquidity, and on-chain transparency for real-world assets — from energy infrastructure and real estate to equipment and investment vehicles. Built with compliance and scalability in mind, it helps asset owners, developers, and investors unlock new capital and create digitally native investment models.

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Energy Trading

Energy Trading & P2P Energy Exchange Platform

Our platform enables decentralized energy trading and peer-to-peer (P2P) energy exchange, allowing producers, consumers, and prosumers to buy and sell electricity directly, transparently, and efficiently. Built on blockchain infrastructure, the system ensures traceable transactions, automated settlements, and dynamic pricing — ideal for microgrids, communities, and utility-scale projects.

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Let's work together

contact us

Deck 99 Ltd.
Trg Pobjede 29
35000, Slavonski Brod
Croatia
VAT: HR91512597206

bank account

IBAN: HR8823600001103048254
BIC: ZABAHR2X
ZAGREBACKA BANKA DD
TRG BANA JOSIPA JELACICA 10, ZAGREB