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Charged Up: What 101 Proposals for IESNA Flagship’s 2027 Conference Program Says About the Year Ahead

The Call for Abstracts is closed, and the numbers are in. This year, 101 proposals poured in for the conference program at IESNA Flagship 2027 — the premier U.S. tradeshow and conference for solar, energy storage, EV infrastructure, and manufacturing, taking place February 9–11, 2027 at the San Diego Convention Center.

Each year, IESNA Flagship convenes clean energy professionals across the U.S. and beyond to examine policy, technology, and market developments shaping the industry’s path forward, and this year’s submissions offer an early signal of what’s top of mind heading into 2027.

Battery storage dominated proposals, utility-scale projects drove the bulk of proposed content, and a striking 42% of pitches came directly from the C-suite. These insights will guide IESNA’s 2027 Advisory Board as they build a conference program packed with actionable takeaways for attendees.

Here’s what the data tells us so far.

Charged Up — IESNA 2027 Call for Abstracts
101
Abstracts submitted
14
Content tracks
59%
Mention battery storage
68%
Mention solar
Track Ranking

Every submission, charged up

Each cell represents one submitted abstract: Energy Storage led the field as the single largest track this event cycle.

Energy Storage 18 Manufacturing & Supply Chain 15 Solar – Utility-Scale 11 Data Centers 10 Solar – Residential 9 AI & Digitalization 7 Solar + Storage 7 Financing the Transition 5 Solar – Commercial 5 EV Infrastructure 5 Energy Policy 4 Distributed Energy Resources 2 Interconnection & Permitting 2 Workforce Development 1

Counts reflect individually submitted abstracts by primary track tag; organizer-curated panel concepts are excluded.

Theme Spotlights

The top 5 topics

Theme #1
Energy Storage
Submissions spanned the full project lifecycle: chemistry innovation (sodium-ion), bankability and risk underwriting, fire and safety compliance, and real-time grid orchestration. This is the track where storage stopped being "the pilot" and became the infrastructure.
Theme #2
Manufacturing & Supply Chain
Domestic content, tariffs, and end-of-life are now one conversation. Proposals clustered around reshoring and trade policy, tandem/next-gen cell manufacturing, and a fast-emerging recycling and decommissioning economy as the first generation of utility-scale solar reaches retirement.
Theme #3
Solar – Utility-Scale
Submissions skewed toward late-stage execution: bankability beyond certification, extreme-weather resilience, brownfield redevelopment, and mechanical-contractor coordination—signaling a market optimizing deployment at scale rather than proving the concept.
Theme #4
Data Centers & the AI Power Surge
Storage and data-center growth collide in this theme, which submissions tackling load forecasting, community pushback, and speed-to-power through a solar-and-storage lens rather than a pure grid-ops one.
Theme #5
Solar – Residential
Policy shock is reshaping the pitch. With the Section 25D tax credit eliminated, proposals focused on rebuilding the sales model, new hardware categories (including plug-in solar and sodium-ion home batteries), and closing the equity gap for income-qualified households.
Who's Submitting

Straight from the top

42% of proposals come directly from the top of the org chart — CEOs, founders, and presidents pitching their own work.

42%
Top Leaders
CEO / Founder / President / C-suite 42%
VP / Director 25%
Manager / Engineer / Analyst 21%
Other 12%
36% of professionals who submitted a proposal have spoken at IESNA Flagship before.
Project Scale & Audience

Sized for scale

Submissions skewed toward utility-scale deployment, with strong secondary focus on commercial & industrial projects.

Project segment focus

Utility-Scale68%
Commercial & Industrial47%
Residential25%

Top audiences addressed

Utilities & Energy Providers78%
Engineering / EPC Groups64%
Regulatory & Policy Staff52%
What's Next for
IESNA Flagship's 2027 Conference Program?

With our conference committee, IESNA's 2027 advisory board will weigh in on what these submission trends mean for solar and storage professionals in the year ahead—working to develop a comprehensive program offering actionable takeaways for attendees. Watch our News & Insights for more to come!

Meet the Advisory Board