Fusion Fuel Green : 2Q23 Investor Presentation

2Q 2023 PRESENTATION

ALL RIGHTS BELONG TO FUSION-FUEL

-

Disclaimer

ALL RIGHTS BELONG TO FUSION-FUEL

This presentation includes statements of future events, conditions, expectations, and projections of Fusion Fuel Green plc (the "Company"). Such statements are "forward looking statements" within the meaning of the "safe harbor" provisions of the United States Private Securities Litigation Reform Act of 1995. The Company's actual results may differ from its expectations, estimates and projections and, consequently, you should not rely on these forward-looking statements as predictions of future events. Words such as "expect," "estimate," "project," "budget," "forecast," "anticipate," "intend," "plan," "may," "will," "could," "should," "believe," "predict," "potential," and similar expressions are intended to identify such forward-looking statements. These forward-looking statements include, without limitation, estimates and projections of future performance, which are based on numerous assumptions about sales, margins, competitive factors, industry performance and other factors which cannot be predicted. Such assumptions involve a number of known and unknown risks, uncertainties, and other factors, many of which are outside of the Company's control, including, among other things: the failure to obtain required regulatory approvals; changes in Portuguese, Spanish, Moroccan, or European green energy plans; the ability to obtain additional capital; field conditions and the ability to increase production capacity; supply chain competition; changes adversely affecting the businesses in which the Company is engaged; management of growth; general economic conditions, including changes in the credit, debit, securities, financial or capital markets; or any adverse public health developments on the Company's business and operations. Should one or more of these material risks occur or should the underlying assumptions change or prove incorrect, the actual results of operations are likely to vary from the projections and the variations may be material and adverse.

The forward-looking statements and projections herein should not be regarded as a representation or prediction that the Company will achieve or is likely to achieve any particular results.

The Company cautions readers not to place undue reliance upon any forward-looking statements and projections, which speak only as of the date made. The Company does not undertake or accept any obligation or undertaking to release publicly any updates or revisions to any forward-looking statements to reflect any change in its expectations or any change in events, conditions or circumstances on which any such statement is based.

Financial Update Presentation

The Company's consolidated financial data is prepared in accordance with International Financial Reporting Standards as adopted by the International Accounting Standards Board ("IFRS") and is denominated in Euros ("EUR" or "€"). The numbers shown in this presentation have not been audited and therefore may vary to the final financial results disclosed by the company as part of the annual report. The unaudited consolidated financial data reflects, in the opinion of management, all adjustments, consisting of normal recurring adjustments, considered necessary for a fair statement of the Company's financial data for the periods indicated. The unaudited consolidated financial data should be read in conjunction with the audited consolidated financial statements and notes thereto for the year ended December 31, 2022 included in the Company's Annual Report on Form 20-F for the year ended December 31, 2022.

Use of Social Media as a Source of Material News

The Company uses, and will continue to use, its LinkedIn profile, website, press releases, and various social media channels, as additional means of disclosing information to investors, the media, and others interested in the Company. It is possible that certain information that the Company posts on social media or its website, or disseminates in press releases, could be deemed to be material information, and the Company encourages investors, the media and others interested in the Company to review the business and financial information that the Company posts on its social media channels, website, and disseminates in press releases, as such information could be deemed to be material information.

A G E N D A

• Focus on Fusion
• Q2 Financials & Highlights
• Projects Update
• Technology Update
• 2023 Milestones and Priorities
• Q&A

ALL RIGHTS BELONG TO FUSION-FUEL

01-

FOCUS ON FUSION

ALL RIGHTS BELONG TO FUSION-FUEL

01 - FUSION FUEL AT A GLANCE

Fusion Fuel is a pure-play green hydrogen solutions company. We are committed to making the energy transition more accessible through the development of disruptive, scalable, modular hydrogen solutions.

ALL RIGHTS BELONG TO FUSION-FUEL

Unique product offering based on

patented micro-electrolyzer technology

De-riskednear-term project pipeline

Differentiated strategy of tech sales

and project development

Significant growth potential from

current platform

• Modular PEM architecture unlocks cost advantage at small-to-midscale project sizes
• Enables distributed hydrogen production, bypassing need for costly infrastructure buildout or last-mile logistics & distribution
• €60+ million of grant funding awarded in Portugal and Spain
• 240+ MW technology sale pipeline through 2025
• Diversified revenue streams from multifaceted commercial model (tech sales, project sales, development fees, O&M service fees, hydrogen sales)
• Development pipeline drives incremental technology sale demand
• 1.5 GW project pipeline focused on Portugal, Spain, Italy and North America, with further potential growth ramp
• Production facility aims to reach 500 MW of annual electrolysis production capacity by the end of 2025; 'cut & paste' approach for new geographies

5