Top Renewable Energy Conferences in 2023: Dates, Big Announcements and Must-Attend Events

2023 was a record-shattering year for clean power. The International Energy Agency (IEA) reports renewable additions jumped nearly 50% year-over-year to about 510 GW, the fastest growth in two decades. That momentum pulsed through the year’s conference circuit, where policymakers, developers, manufacturers and financiers traded data, launched products, and signaled policy shifts. This roundup of top renewable energy conferences 2023 highlights the events that mattered, why they stood out, and where to find the most useful session recordings and recaps.

If you’re scanning for the must-attend shows in solar, wind, storage, hydrogen, grids and finance—or want a concise record of 2023’s biggest announcements—start here.

Why this year’s conferences mattered

• Scale and velocity: IEA’s 510 GW figure and IRENA’s capacity accounting both underscore a market evolving from growth to hypergrowth. The best events reflected this with record attendance and expanded storage, hydrogen, and grid tracks.
• Policy execution: Conference sessions pivoted from “what” to “how”—implementing the Inflation Reduction Act (U.S.), the EU’s Net-Zero Industry Act and REPowerEU, and a wave of permitting and interconnection reforms.
• Supply chains and finance: Rising interest rates, component price swings, and localization policies were front-and-center, with OEMs and investors sharing hard numbers on costs, timelines, and bankability.

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For broader market context while you browse, see our overview of 2023 sector shifts in Renewable Energy Trends 2023: Deployment, Tech Breakthroughs, Policy Shifts and Market Risks.

Top renewable energy conferences 2023: the short list

• RE+ (Las Vegas, U.S.) — the largest North American solar and storage show; a bellwether for U.S. distributed and utility-scale markets (organizers: SEIA/SEPA)
• Intersolar Europe / The smarter E Europe (Munich, Germany) — Europe’s flagship for solar, storage, EV charging, and smart grids; record exhibition scale
• WindEurope Annual Event (Copenhagen, Denmark) — Europe’s leading wind policy and technology convening
• American Clean Power’s CLEANPOWER (New Orleans, U.S.) — U.S. onshore/offshore wind, solar and storage in one platform; deep policy focus
• Global Offshore Wind (London, U.K.) — premier offshore wind market event from RenewableUK
• World Hydrogen Summit & Exhibition (Rotterdam, Netherlands) — fast-rising global hub for green hydrogen deals and policy
• European Hydrogen Week (Brussels, Belgium) — EU’s central hydrogen policy moment; 2023 featured the European Hydrogen Bank pilot auction launch
• COP28 Energy Thematic tracks (Dubai, UAE) — broader climate summit, but 2023 delivered the first global pledge to triple renewables by 2030
• BloombergNEF Summit (New York, U.S.) — finance and data-forward perspectives shaping corporate strategy and PPAs
• CERAWeek by S&P Global (Houston, U.S.) — cross-energy system view; keynotes from ministers and CEOs on the transition
• DistribuTECH International (San Diego, U.S.) — grid modernization, DER integration, and utility digitalization
• Africa Energy Forum (Nairobi, Kenya) — leading venue for African IPPs, utilities and financiers
• Intersolar South America / The smarter E South America (São Paulo, Brazil) — Latin America’s largest solar/storage expo
• All-Energy Australia (Melbourne, Australia) — Australia’s biggest clean energy expo and policy forum
• Renewable Energy India (REI) Expo (Greater Noida, India) — South Asia’s marquee solar/storage/hydrogen showcase

Event-by-event details and 2023 takeaways

RE+ 2023

• Dates, location: September 11–14, Las Vegas, U.S.
• Focus: Solar, energy storage, EV charging, distributed energy, policy, and finance
• Organizers: Solar Energy Industries Association (SEIA) and Smart Electric Power Alliance (SEPA)
• Scale: Organizer-reported 40,000+ attendees and 1,300+ exhibitors
• Notable voices: SEIA’s Abigail Ross Hopper; DOE Loan Programs Office leadership; major inverter, module, and battery OEMs
• 2023 signals: Sessions dissected U.S. Treasury guidance on Inflation Reduction Act (IRA) tax credits, domestic content requirements, and transferability. Developers and utilities showcased virtual power plant pilots and grid services revenue stacking. Product reveals included hybrid inverters, LFP home batteries >10 kWh, and 3+ MWh containerized utility-scale systems with higher energy density and integrated fire suppression. U.S. interconnection reforms (FERC Order No. 2023) and California NEM 3.0 impacts were key debate points.

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Intersolar Europe / The smarter E Europe 2023

• Dates, location: June 14–16, Munich, Germany
• Focus: Solar (Intersolar), batteries (ees Europe), EV charging (Power2Drive), smart grids (EM-Power)
• Organizers: Solar Promotion and Freiburg Wirtschaft Touristik und Messe (FWTM)
• Scale: Record-setting 106,000+ visitors and 2,469 exhibitors across four shows (organizer data)
• 2023 signals: A surge in distributed and C&I storage offerings; European module and cell manufacturing announcements spurred by the proposed Net-Zero Industry Act; inverter vendors emphasized grid-forming capabilities to support higher inverter-based resource penetration.

WindEurope Annual Event 2023

• Dates, location: April 25–27, Copenhagen, Denmark
• Focus: Onshore and offshore wind policy, permitting, grid, and technology
• Organizer: WindEurope
• Scale: 15,000+ participants and 400+ exhibitors (organizer data)
• 2023 signals: Supply chain inflation, turbine order pipeline visibility, and faster permitting dominated. EU officials highlighted permitting reforms and grid expansion needs. OEM sessions focused on reliability, taller towers, and optimized blades for lower wind sites.

Explore technology and system trade-offs in Is Wind Energy Better Than Solar? A Data-Driven Comparison.

American Clean Power’s CLEANPOWER 2023

• Dates, location: May 22–25, New Orleans, U.S.
• Focus: U.S. wind, solar, storage, and transmission
• Organizer: American Clean Power Association (ACP)
• Scale: 8,000+ attendees and ~480 exhibitors (organizer data)
• 2023 signals: Implementation of IRA tax credits (including domestic content and energy community bonuses), BOEM offshore leasing updates, interconnection queue reforms, and transmission cost allocation debates. Developers discussed shifting PPA structures under higher interest rates and escalating balance-of-system costs.

Global Offshore Wind 2023

• Dates, location: June 14–15, London, U.K.
• Focus: Offshore wind development, auctions/CFDs, supply chains, ports
• Organizer: RenewableUK
• Scale: 5,000+ participants and 250+ exhibitors (organizer data)
• 2023 signals: Developers and OEMs flagged cost inflation and auction design risks. Discussions foreshadowed the U.K. Contracts for Difference (CfD) AR5 outcome later in 2023, where price caps proved too low for new offshore bids—an inflection that dominated late-2023 policy debate.

World Hydrogen Summit & Exhibition 2023

• Dates, location: May 9–11, Rotterdam, Netherlands
• Focus: Green hydrogen production, ports, offtake, certification
• Organizer: Sustainable Energy Council (SEC) with partners Port of Rotterdam and the City/Province of Rotterdam
• Scale: 10,000+ attendees (organizer data)
• 2023 signals: Offtake MoUs tied to REPowerEU targets (10 Mt domestic and 10 Mt imported renewable hydrogen by 2030) and expanded electrolyzer manufacturing footprints. Port-led sessions emphasized ammonia and methanol corridors and certification schemes for Guarantees of Origin.

European Hydrogen Week 2023

• Dates, location: November 20–24, Brussels, Belgium
• Focus: EU hydrogen policy, innovation, and market design
• Organizers: European Commission, Hydrogen Europe, and Clean Hydrogen Partnership
• Scale: 8,000+ participants (organizer data)
• 2023 signals: The European Commission launched the pilot auction for the European Hydrogen Bank, allocating €800 million to support renewable hydrogen production—clear policy momentum on offtake and price support.

COP28 energy tracks (renewables, efficiency, grids)

• Dates, location: November 30–December 13, Dubai, UAE
• Focus: Global climate policy; energy transition themes featured across summit programming
• Organizers: UNFCCC and COP28 Presidency
• Scale: Heads of state, ministers, CEOs; tens of thousands of delegates
• 2023 signals: Over 120 countries endorsed the pledge to triple global renewable power capacity and double energy efficiency improvements by 2030—an unprecedented political signal for deployment, grids, and manufacturing. IRENA underscored the gap to 2030 targets and the need to nearly triple annual additions relative to the 2020–2022 average.

For policy context across regions, see Global Climate Change Initiatives: Progress, Gaps, and Scalable Solutions.

BloombergNEF Summit New York 2023

• Dates, location: April 24–25, New York, U.S.
• Focus: Energy finance, corporate decarbonization, supply chains, EVs, and commodities
• Organizer: BloombergNEF (BNEF)
• Scale: 1,000+ delegates (organizer data)
• 2023 signals: Updated LCOE analyses confirmed onshore wind and PV as the cheapest new-build options in many markets, with storage costs moderating as LFP scaled. Corporate PPA trends showed longer tenors and evolving indexation to manage merchant risk.

CERAWeek by S&P Global 2023

• Dates, location: March 6–10, Houston, U.S.
• Focus: Global energy system, from oil and gas to power, hydrogen and CCUS
• Organizer: S&P Global
• Scale: 7,000+ delegates (organizer data)
• 2023 signals: U.S. Energy Secretary Jennifer Granholm, IEA’s Fatih Birol, and industry CEOs emphasized pragmatic pathways: near-term energy security alongside rapid buildout of renewables, grids, and low-carbon fuels. Financing costs and permitting were cited as the binding constraints.

DistribuTECH International 2023

• Dates, location: February 7–9, San Diego, U.S.
• Focus: Grid modernization, DER aggregation, AMI 2.0, cybersecurity, and utility software
• Organizer: Clarion Events
• Scale: 15,000+ attendees (organizer data)
• 2023 signals: Utilities showcased DERMS platforms and pilots to comply with FERC Order 2222, enabling aggregated DER participation in wholesale markets. Hardware reveals included advanced metering with edge computing and high-speed fault location/isolation for wildfire-prone systems. AI for predictive maintenance and outage response moved from pilots to scaled deployments.

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Africa Energy Forum 2023

• Dates, location: June 20–23, Nairobi, Kenya
• Focus: Project finance, utility reform, IPP development across Africa
• Organizer: EnergyNet
• Scale: 2,000+ delegates (organizer data)
• 2023 signals: Deals progressed in renewables-backed industrialization and transmission PPPs. Sessions spotlighted risk mitigation via blended finance and currency hedging, and the need for regional power pools to scale variable renewables.

Intersolar South America / The smarter E South America 2023

• Dates, location: August 29–31, São Paulo, Brazil
• Focus: Solar, storage, e-mobility, and energy management across LATAM
• Organizers: Solar Promotion International and FMMi
• Scale: 50,000+ visitors and 500+ exhibitors (organizer data)
• 2023 signals: Brazil’s distributed generation surge post-net metering reform drove major rooftop and C&I solutions. Storage vendors showcased LFP containers tailored to Brazil’s tariffs and demand charges; financiers discussed BRL-denominated project structures.

All-Energy Australia 2023

• Dates, location: October 25–26, Melbourne, Australia
• Focus: Utility-scale renewables, storage, hydrogen, and grid integration
• Organizers: RX Global and the Clean Energy Council (CEC)
• Scale: 10,000+ visitors and 400+ exhibitors (organizer data)
• 2023 signals: Dialogue focused on Australia’s 82% renewables-by-2030 ambition, the Capacity Investment Scheme, and transmission buildout. Strong presence from developers advancing multi-GW wind and solar precincts with co-located storage.

Renewable Energy India (REI) Expo 2023

• Dates, location: October 4–6, Greater Noida, India
• Focus: Solar manufacturing, EPC, storage, hydrogen, and e-mobility
• Organizer: Informa Markets – India
• Scale: 40,000+ trade visitors and 700+ exhibitors (organizer data)
• 2023 signals: Updates on India’s Production-Linked Incentive (PLI) scheme for PV manufacturing, growing domestic wafer/cell investments, and green hydrogen mission progress. Developers compared tariff trends and supply timelines in a fast-scaling market committed to 500 GW of non-fossil capacity by 2030 (Government of India).

By the numbers: 2023 conference circuit

• Attendance highs: Intersolar Europe/Smarter E Europe drew 106,000+ visitors; RE+ surpassed 40,000 attendees; Intersolar South America topped 50,000.
• Technology breadth: Storage matured from side-track to co-equal focus—seen in multi-MWh product reveals and grid-forming inverter sessions at both U.S. and EU shows. Hydrogen moved from concept to contracting, with policy clarity in Brussels.
• Policy signals: COP28’s pledge to triple renewable capacity by 2030 set a global benchmark. In the EU, permitting acceleration and the hydrogen bank advanced market formation; in the U.S., IRA implementation and FERC’s interconnection reforms dominated.

For a sector-wide view of 2023’s deployments and risks, see Renewable Energy Trends 2023: Deployment, Tech Breakthroughs, Policy Shifts and Market Risks.

Practical value: who should attend and why

• Developers and EPCs: RE+, Intersolar Europe, and CLEANPOWER are deal-making venues to source equipment, compare BOS solutions, and negotiate PPAs/MLAs. Offshore-focused teams should prioritize Global Offshore Wind and WindEurope.
• Utilities, grid operators, aggregators: DistribuTECH and Intersolar/EM-Power offer the deepest dives on DERMS, AMI, VPPs, and grid-forming inverters—core to integrating inverter-based resources at higher shares and improving capacity factor realization.
• Manufacturers and suppliers: RE+, Intersolar Europe, and All-Energy Australia provide high-density customer access and feedback loops on modules, inverters, trackers, and containerized storage.
• Investors and corporates: BNEF Summit and CERAWeek synthesize finance, policy, and technology risk in data-rich sessions.
• Hydrogen ecosystems: World Hydrogen Summit and European Hydrogen Week are the best barometers for offtake, certification, and electrolyzer scale-up.
• Regional growth markets: Intersolar South America, REI Expo, and Africa Energy Forum deliver on-the-ground partners, policy detail, and bankability insights.

Networking and business development

• Side events matter: Most shows host investor breakfasts, government roundtables, and OEM customer meetings. Check event apps for curated matchmaking.
• Certification and standards: Look for workshops on grid interconnection, fire codes (for storage), and sustainability (EPD/LCAs) to accelerate compliance.
• Career growth: These conferences double as talent markets. If you’re exploring roles, bring quantifiable impact metrics (MW delivered, $/W or $/kWh cost reductions) and target sector-specific recruiters. See our guide to breaking into the field in Renewable Energy Job Opportunities: Sectors, Skills, Market Outlook and How to Break In.

Registration and virtual access

• Hybrid norms: Most 2023 events offered some combination of livestreams, on-demand recordings, or virtual expo access. Early registration locked in discounts and hotel blocks—especially for Munich, Las Vegas, London, and Brussels. Many organizers post keynotes on YouTube or event portals 2–6 weeks after the show.

Reported or expected 2023 headline announcements

• Global pledge to triple renewables by 2030 at COP28—a political north star for investment planning (UNFCCC proceedings).
• EU European Hydrogen Bank pilot auction (€800 million) kicked off during European Hydrogen Week—clarifying subsidy design and timelines.
• U.S. policy implementation dominated RE+, CLEANPOWER, and BNEF sessions—clarity on IRA domestic content adders, energy community bonuses, and tax credit transferability. FERC Order No. 2023 interconnection reforms were a persistent theme for utility-scale developers.
• Product direction: A wave of LFP storage systems with integrated liquid cooling, improved fire safety (NFPA 855/UL 9540A-aligned), and greater container energy density; hybrid inverters and grid-forming capabilities moved from pilots to procurement specs.

Where to find official sites, recaps, and recordings

Official event hubs

• RE+: https://www.re-plus.com/
• Intersolar Europe / The smarter E Europe: https://www.thesmartere.de/en
• WindEurope Annual Event 2023: https://windeurope.org/annual2023/
• ACP CLEANPOWER: https://cleanpowerexpo.org/
• Global Offshore Wind: https://events.renewableuk.com/gow23
• World Hydrogen Summit: https://www.world-hydrogen-summit.com/
• European Hydrogen Week: https://www.euhydrogenweek.eu/
• COP28 (UNFCCC): https://unfccc.int/cop28
• BloombergNEF Summit NYC: https://about.bnef.com/summit/new-york/
• CERAWeek: https://ceraweek.com/
• DistribuTECH: https://www.distributech.com/
• Africa Energy Forum: https://www.africa-energy-forum.com/
• Intersolar South America: https://www.thesmartere-brasil.com/en
• All-Energy Australia: https://www.all-energy.com.au/
• Renewable Energy India Expo: https://www.renewableenergyindiaexpo.com/

Useful recaps and data sources

• IEA, Renewable capacity additions 2023 (global): https://www.iea.org/
• IRENA, Renewable Capacity Statistics: https://www.irena.org/
• Organizers’ press releases and YouTube channels (search event name + “2023 keynote” or “2023 highlights”) often host full-session videos and slide decks.

What this means for 2024–2025 planning

• Capacity, not curiosity: The conference agenda has shifted from pilots to scaled execution—grids, interconnection, and supply chains are the constraint and the opportunity.
• Choose depth: Generalists should anchor on RE+ or Intersolar Europe; specialists should pair them with at least one grid (DistribuTECH), wind (WindEurope/Global Offshore Wind), or hydrogen (Rotterdam/Brussels) event.
• Watch policy windows: Auction frameworks (UK/EU), U.S. tax credit guidance, and permitting timelines will continue to evolve—and conferences remain the earliest places to hear how investors and OEMs are pricing risk.

If you’re building a personal roadmap into the sector, our explainer What Is Renewable Energy? Types, Benefits, and How Solar Fits In complements these event takeaways with core concepts and technologies.