Slide 1: Richardson Electronics Q4 FY2026 Investor Presentation
Richardson Electronics Q4 FY2026 Investor Presentation July 23, 2026 NASDAQ: RELL
Slide 2: Vision, Mission and Values
VISION To make our world a better, more sustainable place by providing innovative technology solutions. MISSION VALUES We provide solutions that improve our world • We are a diverse family; we take care of our through innovative engineering and people. manufacturing in collaboration with our • We fo
Slide 3: Forward Looking Statement
Forward Looking Statement This overview includes certain “forward-looking” statements as defined by the Securities and Exchange Commission. Statements regarding the Company’s business which are not historical facts represent “forward-looking” statements that involve risks and uncertainties. For a di
Slide 4: About Richardson Electronics
About Richardson Electronics
Slide 5: Engineered Solutions
ENGINEERED SOLUTIONS Richardson Electronics (NASDAQ: RELL) designs and manufactures more than 55% of the products it sells for power, microwave, and imaging solutions to industries worldwide. Technical expertise and “engineered Value added solutions through design- Global infrastructure and solution
Slide 6: Key Facts & Figures
Key Facts & Figures Strong balance sheet with robust cash and cash equivalents and no debt Certified experts that are ISO 9001:2015 and ISO 13485:2016 certified 430+ employees with over half in sales, engineering and product management More than 20,000 OEM and end-user customers throughout the world
Slide 7: Our Business Units
Our Business Units Power & Microwave Technology Green Energy Solutions (GES) Canvys (PMT) o FY2026 Revenue: $160.5M (+9.1% YoY) o FY2026 Revenue: $30.8M (+7.3% YoY) o FY2026 Revenue: $37.3M (+12.4% YoY) o Power grid and microwave tubes (EDG) o Designs and manufactures key products for the o Custom d
Slide 8: Growth Strategies
a ee Richardson a ee Electronics am r ss Growth Strategies
Slide 9: Strategy Supported by Strong Core Business, New Products and New Markets
Strategy Supported by Strong Core Business, New Products and New Markets Management has created a strategic plan focused on driving growth and creating sustainable value for shareholders Growth supported by strong core Strategy focused on leveraging core Global footprint supports customers business,
Slide 10: Power Management Roadmap
Power Management Roadmap Long-standing relationships with leading components manufacturers combined with our in-house manufacturing and engineering capabilities supports a multi-year strategy aimed at providing higher value sales Modules System Technology Partners Engineered Solutions Energy Storage
Slide 11: Other Mid-Term Solutions
Other Mid-Term Solutions Key Markets: • Power management • Green Energy Solutions (GES) Key Applications: Transportation Industrial Energy Wind/Solar Storage Key Products Key Products Key Products Key Products • Metra Emergency Lighting • LiFeP04 Battery • C&I BESS • Pitch Energy Modules • Engine St
Slide 12: FY2026-2028 Wind Turbine Opportunity
FY2026-2028 Wind Turbine Opportunity Customer Problem: Richardson Electronics’ Solutions: Wind turbine manufacturers and operators needed Developed the first ultracapacitor-based plug-and-play an environmentally friendly solution to extend replacement for batteries within wind turbine pitch systems.
Slide 13: Key Customer Testimonial for Patented Pitch Energy Modules
Key Customer Testimonial for Patented Pitch Energy Modules “If you were to ask any wind technician who works on electric pitch systems what the weak link is in the whole system, most would likely say it’s the pitch batteries. Even without looking at the data, any technician knows this, as the task o
Slide 14: Energy Storage Solutions (ESS) Growth Strategy
Energy Storage Solutions (ESS) Growth Strategy New energy storage technologies bring disruptive technologies into niche markets. Leveraging RELL’s Go to Market and Market Opportunity Platform and Capabilities Development Strategies • $32.6 billion global market for battery • Existing technology part
Slide 15: Richardson Energy Storage System — RESS
Richardson Energy Storage System — RESS Accelerating Scale Through Technology Partnerships, Product Development, and Product Support Technology partners Richardson Energy Storage System – RESS Core Energy Storage Platform End-to-End Integration, Product Development and Project Execution Best-In-Clas
Slide 16: Key Customers
Key Customers CNCL) |SuZLON| [Invenergy| |{@ee| | RWE € phy = is Rail nergy’ “* CF es = ERG ee = 2 Xcel Energy : NexTera cere tee E-TeN | | transalta} | Nedéve | [iQisShecy| | Meda. Richardson Electronics
Slide 17: FY2027 Expectations
FY2027 Expectations • Semi-wafer Fab Market • Semiconductor wafer fab sales remain strong • Key customers forecasting growth for the remainder of CY2026 and into CY2027 • Steady/increasing demand of wind turbine modules • Regular shipments from existing inventory • New significant orders from existi
Slide 18: Financials
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Slide 19: Financial Highlights
Financial Highlights(1) Quarterly Net Sales Full Year Net Sales $66.2M $228.6M $208.9M • Fourth quarter FY2026 net sales increased 27.6% year-over-year, marking the eighth $51.9M consecutive quarterly year-over-year increase in sales, and the highest quarterly net sales since the third quarter of fi
Slide 20: Balance Sheet and Cash Flow
Balance Sheet and Cash Flow • Strong balance sheet with no debt, and $31.8 million in cash May 30, May 31, ($s in 000s) 2026 2025 and cash equivalents Cash and Cash • No borrowings outstanding under $20.0 million revolving line of $31,779 $35,901 Equivalents credit • Completed multi-year inventory i
Slide 21: Capital Allocation
Capital Allocation Debt free balance sheet allows for strategic deployment of capital Capital Allocation Strategies Focused on Supporting Long-Term Growth Opportunities Capital Allocation Priorities Investing in Infrastructure and IT Systems $ in thousands $45,000 • Invested in facility renovations
Slide 22: Backlog
Backlog Total Company Backlog ($ in millions) • Total backlog at the end of FY2026 was $164.4 million, an $250 increase of 8.7% from the third quarter, and up 22.5% year-over-year $200 • Backlog ended FY2026 at its highest level in three years, reflecting continued customer activity across several k