Oliver Bonallack is Founder's Associate at Soldera. His writings focus on Energy Attribute Certificates (EACs) and Guarantees of Origin (GOs). He has a background in venture analysis and public policy, with a First Class BSc in Politics & International Relations from the University of Bristol alongside top performance in the Venture Institute and the Terra.do Climate Fellowship. His climate and energy experience includes building AI-first workflows for registry operations and investing in climate technology startups via Collective VC and Team Ignite Ventures. His day-to-day work focuses on compliance and registry ops, market data and policy research, content and GTM systems, and automation across renewable certificate processes

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How To Buy Renewable Energy Ecolabels: Authorised EKOenergy Seller

We're an Authorized EKOenergy seller! Choose beyond standard GOs. Soldera offers EKOenergy-labelled certificates across Europe, raising credibility, biodiversity and impact funding.

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Soldera Is Now a Signatory of the 24/7 Carbon-Free Energy Compact (24/7 CFE)

Soldera officially joins the UN-Energy 24/7 Carbon-Free Energy Compact as Estonia's first signatory, committing to develop the practical infrastructure that supports hourly matching and verifiable clean electricity initiatives across Europe.

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Soldera Feature Spotlight: Single Counterparty KYC

Soldera’s Single Counterparty KYC removes duplicate compliance by replacing many buyer checks with one unified process. Understand why this saves producers time, widens access to 120+ pre-qualified buyers, and ensures competitive bids without paperwork overload, making GO market participation scalable, efficient, and cost-effective.

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Market Update: Swedish Energy Agency Proposes Guarantee of Origin (GO) Regulation Changes That Disobey REDIII

Sweden proposes a 50 kW minimum for Guarantees of Origin, excluding most rooftop PV. Understand why this conflicts with REDIII, limits fairness, and risks harming energy communities. Explore how Soldera urges simplified, affordable participation to keep small producers in the GO system.

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Soldera Feature Spotlight: GO Allocation for PPAs

Learn how Soldera automates GO allocation for PPAs, making contract management smoother, reducing errors, and bringing clarity to certificate handling, with a handy example calculator to illustrate the process.

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Soldera's Secure AI Practices: Guarantees of Origin Management

Read up on how Soldera secures PPAs and GOs: documents are isolated, encrypted, and never used for training. We're ensuring that sensitive contracts remain private, context intact, and registry actions automated with audit-ready precision.

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Soldera Feature Spotlight: Complete Renewable Inventory Overview

Soldera’s Complete Inventory Overview replaces risky Excel workflows with real-time registry connectivity and AI automation. Learn how visual analytics, intelligent allocation, transaction tracking, and integrated registry operations deliver transparency, efficiency, and control so producers maximize returns and streamline Guarantee of Origin portfolio management across all markets.

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Understanding RE100: What Are Credible Claims?

The global renewable energy market is at a turning point, with RE100 shaping corporate procurement standards. This post breaks down the six key criteria that define credible renewable energy claims, covering issues like attribute ownership, geographic boundaries, and vintage limitations. As renewable markets evolve, RE100’s framework continues to influence sustainability strategies worldwide.

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Simple Guide to Bundled vs Unbundled Energy in 2025

Physical electricity all looks identical in the grid, but renewable energy transactions happen through separate certificate markets that many newcomers find confusing. Understanding when to bundle certificates with electricity versus buying them separately could dramatically impact your procurement costs and compliance strategy. Learn why this market separation exists and which approach fits your energy needs.

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What’s the difference between Physical and Virtual PPAs?

Physical and virtual Power Purchase Agreements (PPAs) shape how energy gets bought and sold, but they work in fundamentally different ways. Understanding the mechanics behind strike prices, basis risk, and settlement structures could save you from costly mistakes in energy procurement. Learn why renewable certificates are essential to both contract types.

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Soldera Surpasses 3000 Devices Under Management

Take a look at why Soldera platform manages the Guarantee of Origin management for over 3000 devices. Producers show trust through no churn and continued engagement, while Soldera delivers fair access, intuitive tools, and reliable market results that scale with every producer’s growth.‍

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Market Update: Norway Aligns With REDII: What It Means for GO Prices

Norway’s June 2025 RED II alignment hard-wires GOs into EEA law, requiring cancellations for renewable claims. Explore how this curbs double counting risks, strengthens market integrity, and supports demand from suppliers and corporates, making the GO price outlook structurally bullish despite steady Nordic supply.

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Renewable Energy Guide: How to Buy and Trade Guarantees of Origin

Soldera aggregates producers and runs monthly sealed-bid tenders for spot and forward GOs, ensuring transparent pricing, fast settlement, and confidentiality. Learn how buyers gain access to competitive markets, quality labels, and tailored procurement strategies.

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Soldera Feature Spotlight: Automatic Invoices & Transactions

Manual reconciliation of Guarantee of Origin (GO) transfers is slow, error-prone, and costly. With 30+ fragmented registries, finance teams face heavy admin burdens. Soldera consolidates transaction history, automates invoicing, and ensures fast payouts. Over 3,000 renewable sites already streamline compliance and eliminate spreadsheets using Soldera’s AI-powered back office.

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Soldera Feature Spotlight: Streamlined Device Overview

Soldera's Device Overview centralizes production device data across 30+ registries. Explore how projected production forecasts, full EECS technology coverage, ownership mapping, and automated registry synchronization give renewable producers clarity, reduce errors, and enable smarter portfolio management, making complex multi-country operations seamless and scalable.

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Soldera Feature Spotlight: Aggregated Spot Sales

Soldera’s Aggregated Spot Sales help producers secure better prices and access wider markets. Explore how certificate pooling, tender-based selling, tiered price floors, and quality label screening boost sales performance. With no upfront fees and aligned incentives, producers gain fair, transparent, and scalable access to premium buyers.

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Soldera Feature Spotlight: Market Insights & Quarterly Outlooks

Soldera’s quarterly outlooks support both time-pressed producers and sophisticated risk teams, offering clear insights and actionable strategies. Integrated with platform tools like forward hedging, they combine trusted intelligence, freedom of choice, and optional auction execution. Producers gain clarity, reduce risk, and maintain control over their GO strategy.

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Soldera’s Pricing: The Success Fee Model Explained

Renewable energy middlemen add costs with spreads, subscriptions, and fees. Soldera removes friction by charging only a success fee when a GO sale clears in auction. Producers retain full control of allocations and sales, with free platform access, registry work, reporting, and management tools. No sale means no cost.

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Soldera Joins RECS: The Leading Energy Certificate Association in 2025

Soldera is proud to have been a RECS member since February 2025, aligning with worldwide efforts to strengthen EAC markets - both emerging and existing. Read up on how RECS fosters transparency, reliability, and collaboration, and understand why RECS membership was so vital: it ensures our producers’ interests are represented, informed, and future-ready.

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The Guide to Cross-Border GO & REC Management in 2025

Navigating the international Guarantee of Origin (GO) & Renewable Energy Certificate (REC) market is far from simple. Fragmented systems, inconsistent protocols, and regional quirks make certificate management an administrative burden for energy producers, traders, and buyers alike. This article explores the structural challenges in Europe’s renewable energy certification ecosystem, explaining why an integrated solution is needed. Oh, and as a bonus, we included a highly detailed map graphic to clarify the landscape.

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Soldera’s Ethos: Sealed Hybrid Tenders (Guarantee of Origin Auction)

Soldera runs transparent, competitive auctions where the highest bidder always wins. Buyers benefit from sealed tenders, fast delivery, and strict privacy protections. Producers trust us for consistency and maximized revenue. Explore how our predictable rules, fair processes, and reliable execution make us a trusted counterparty in GO trading.

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Soldera Feature Spotlight: Effortless Device Registration for Guarantees of Origin

Soldera automates device registration for renewable producers, removing the biggest administrative bottleneck. See how AI document parsing, integrated registry messaging, and automated issuance reporting cut delays and paperwork and free up resources. Instead of fighting compliance complexity, producers can scale capacity and focus on growth across European markets.

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How Will Trump Affect the Renewable Energy Certificate (REC) Market?

Despite Trump's rapid Paris Agreement withdrawal and energy emergency declaration, market dynamics point to resilience in the climate transition. Tech leaders from Microsoft to Google are doubling down on renewable commitments, while state-level policies and the Inflation Reduction Act's economic impact in swing states create powerful counterweights. Energy sovereignty concerns, falling renewable costs, and growing corporate demand for clean energy certificates suggest this federal pivot may struggle to significantly derail progress. With global momentum and market forces aligned behind the energy transition, the path forward remains challenging but hopeful.

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Soldera Feature Spotlight: Ecolabel Eligibility & Approval

Soldera’s Ecolabel Eligibility & Approval automates quality scheme compliance, unlocking premiums from labels like EKOenergy, OK Power, and RE100. Learn how continuous certificate monitoring, buyer preference matching, and seamless tender integration ensure no eligible volume is overlooked, maximizing producer revenues while simplifying complex certification requirements.

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Soldera Joins Evident's 2025 I-REC(E) Participant List

Soldera joins the Evident I-REC(E) Participant List, expanding beyond Europe’s GO market. Read about how this allows us to support global producers, integrate with Evident, and strengthen renewable asset management through unified international certificate automation.

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Soldera Feature Spotlight: Scheduled Transfers of Guarantee of Origin Volumes

Soldera’s Scheduled Transfers automate Guarantee of Origin deliveries, eliminating registry complexity, payment coordination, and human error. Learn how automated contract parsing, multi-registry integration, and smart notifications streamline PPAs, cut administrative costs, and boost reliability, giving producers full visibility and control while freeing resources to scale.

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Soldera Attends Re-Source 2025: Largest European Event Connecting Renewable Energy Buyers and Sellers

We’re gearing up for RE-Source 2025 in Amsterdam on 4–5 November, joining 1,400+ participants, 350+ corporate buyers, and 140+ speakers. Discover why it’s Europe’s must-attend renewable procurement event and connect with Soldera’s team to unlock smarter, competitive energy solutions.

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Soldera Feature Spotlight: Renewable Compliance & Consolidated Reporting

Soldera’s True Consolidated Reporting delivers real-time visibility across European GO portfolios from one dashboard. Explore how full lifecycle reporting, quality label compliance, automated audit trails, and multi-cancellation orders streamline operations, cut manual workload, and ensure transparency, turning compliance and reporting into growth-enabling efficiency for renewable producers.

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Guide to Renewable GO Quality Labels in Europe 2025

Quality labels in Europe's GO system add depth to renewable energy certifications. Discover how these specialized markers indicate higher standards, from additionality requirements to ecological commitments, and learn why they command premium prices in the European energy certificate marketplace.

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AIB Data: Can Guarantee of Origin Traders Learn From AIB Statistics in GO Markets?

The Association of Issuing Bodies (AIB) runs Europe’s GO Hub and publishes essential production and transaction datasets. Traders use these to track supply, demand, liquidity, and cross-border flows. Read up on how AIB statistics, annual reports, residual mix, and national datasheets provide the foundation for profitable GO trading strategies.

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Soldera Feature Spotlight: Manage Guarantees of Origin (GOs) Across Special Purpose Vehicles (SPVs)

Managing GOs across multiple SPVs creates costly complexity through fragmented registries, siloed processes, and compliance risks. Soldera consolidates operations above the SPV level while preserving legal structures. With a single dashboard, unified trading strategies, and automated compliance, producers gain time savings, optimized revenues, and clarity across entire renewable portfolios.

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Soldera Feature Spotlight: Fully Automated Contracting

Soldera’s automated contracting cuts weeks of manual GO administration down to minutes. Explore how it processes PPAs, forward sales, transfers, cancellations, and device registrations in any file format or language, with AI-driven accuracy, strict data privacy, and zero preprocessing required for renewable producers.

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Virtual Energy Attribute Certificate (EAC) Accounts: Say Farewell to Fees With Instant & Borderless Market Access

Managing Energy Attribute Certificates (EACs) across fragmented registries is costly and inefficient. Soldera’s virtual EAC accounts simplify global trading by consolidating registries into one borderless wallet. Internal netting reduces per-transfer fees, delays, and admin. Traders, suppliers, and producers gain faster access, cleaner audits, and seamless compliance while maintaining local registry integrity.

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VCs Make Infrastructure Play: A Bullish GO Market Signal

Here's why VC involvement in the GO market signals confidence—and how our recent fundraise positions us to scale smarter, serve faster, and help unlock real market value for clean energy buyers and producers.

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Who’s Dealing Energy Certificates? Key Players in GO and REC Markets

GO/REC markets involve three distinct players beyond the basic certificate lifecycle. Each has unique roles that add complexity to renewable energy trading. Understanding these players helps navigate the market confidently.

A Producer Guide: Why Renewable Guarantee of Origin (GO) Markets Are Volatile And How To Use Volatility To Your Advantage - Thumbnail

A Producer Guide: Why Renewable Guarantee of Origin (GO) Markets Are Volatile And How To Use Volatility To Your Advantage

Explore how fragmented regulation, low liquidity, and data gaps make GO markets volatile, and learn how renewable producers can use a FAN (Frequent, Aggregated, Networked) approach, automation, and forward sales to stabilize revenues, reduce risk, and turn market swings into strategic opportunities.

Soldera Feature Spotlight: Forward Hedging of Guarantee of Origin Volumes with Soldera Forward Advantage - Thumbnail

Soldera Feature Spotlight: Forward Hedging of Guarantee of Origin Volumes with Soldera Forward Advantage

Volatile GO markets create risk and heavy admin for producers. Soldera’s Forward Advantage simplifies hedging by securing advance payments, premium prices, and automated logistics. Producers choose allocations, while Soldera aggregates volumes, runs tenders, and manages compliance. The result: reduced risk, optimized revenues, and consistent market access with minimal effort.

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The Role of Regulations in Driving GO Demand

EU's Guarantees of Origin market is projected to hit €24 billion by 2030, powered by new regulations and corporate sustainability goals. Recent EU directives on green hydrogen and hourly GOs are reshaping market dynamics and prices. With 50,000 companies facing mandatory sustainability reporting and rising demand from AI and data centers, GOs are becoming essential rather than optional.

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Soldera Feature Spotlight: Complete Transaction History

Soldera’s Complete Transaction History centralizes all GO activity across registries with full audit trails. Understand why this eliminates Excel reconciliations and manual submissions by providing unified records of trades, invoices, contracts, and cancellations, saving compliance teams days of work while ensuring transparency, accuracy, and effortless reporting.

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Soldera Feature Spotlight: Aggregated Forward Sales

Soldera’s Aggregated Forward Sales pool future GO production into institutional-grade auctions, securing predictable revenues from 120+ vetted buyers. Learn how percentage-based allocations, automated transfers, and FAN (Frequent, Aggregated, Networked) tenders reduce volatility, attract premium bids, and transform uncertain market exposure into steady, strategic cash flow.

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How to Make the Most Profit From Selling Guarantees of Origin?

The Guarantees of Origin (GO) market offers significant profit potential through strategic volume sales and timing. Fresh GOs command premium prices and must be sold within 12 months, making regular sales crucial for maximizing returns. With automated platforms reducing administrative burden by 95% and enabling volume aggregation across producers, even smaller renewable energy producers can now access better pricing and streamlined market participation.‍

Belgium Has FOUR Guarantee of Origin (GO) Registries: Belgian GO Management & Prices Explained & What You Need to Know - Thumbnail

Belgium Has FOUR Guarantee of Origin (GO) Registries: Belgian GO Management & Prices Explained & What You Need to Know

Learn how Belgium uniquely operates four separate GO registries by region and find recent price data for Belgian GOs plus detailed renewable production data in map format.

Virtual Guarantee of Origin (GO) Accounts: Meet The Cheapest GO Holding Accounts for Cancellation & Transfers - Thumbnail

Virtual Guarantee of Origin (GO) Accounts: Meet The Cheapest GO Holding Accounts for Cancellation & Transfers

Guarantees of Origin (GOs) are costly due to fragmented registries, fees, and slow, manual processes. Soldera’s virtual accounts cut transfer costs by internalizing trades, unifying registry access, and providing a single dashboard. This streamlines compliance, forwards, and PPAs: delivering faster, cheaper, and more transparent GO management for traders, suppliers, and producers.

Oliver Bonallack

Founder's Associate