Global manufacturer of engineered power conversion, RF/microwave components and electron tubes, providing design, manufacturing, testing, logistics and aftermarket services across energy, medical, semiconductor and industrial markets.

# Richardson Electronics, Ltd.

## What the company does
- Global manufacturer delivering engineered solutions, green energy products, power grid and microwave tubes, and related consumables.
- Produces power conversion and RF/microwave components, including green energy solutions.
- Manufactures tubes for diagnostic imaging equipment and customized display solutions.
- Core capabilities include design-in support, systems integration, prototype design and manufacturing, testing, logistics, and aftermarket technical service and repair.

## Products and solutions
- Electron tubes and related components.
- Microwave generators and subsystems used in semiconductor manufacturing and visual technology solutions.
- Engineered solutions based on core engineering and manufacturing capabilities.
- Support services: design-in support, systems integration, prototype design and manufacturing, testing, logistics, and post-sale service and repair.

## Markets served
- Alternative energy, healthcare, aviation, broadcast, communications, industrial, marine, medical, military, scientific, and semiconductor markets.

## Manufacturing footprint
- Facilities in LaFox, Illinois; Marlborough, Massachusetts; and Donaueschingen, Germany.

## Recent corporate actions
- January 24, 2025: Sold a substantial portion of the assets of the Healthcare business to DirectMed Imaging, LLC.
- Entered into an exclusive 10-year global supply agreement under which Richardson will supply DirectMed with repaired Siemens CT X-ray tubes.

## Regulatory and compliance environment
- Subject to federal, state, local, and foreign laws and regulations covering financial disclosures, privacy and data protection, cybersecurity, intellectual property, corporate governance, tax, trade, antitrust, employment, import/export, anti-corruption, and environmental compliance.
- Complies with data protection laws (e.g., GDPR) and expanding state privacy and cybersecurity laws in the U.S.
- Complies with export, trade, and anti-corruption regulations (e.g., ITAR, EAR, anti-money laundering, sanctions).
- Subject to health and safety and environmental laws; tariffs on imports can affect margins.

## Fiscal year framework
- Fiscal year 2026: June 1, 2025 – May 30, 2026.
- Fiscal year 2025: June 2, 2024 – May 31, 2025.
- Fiscal year 2024: May 28, 2023 – June 1, 2024.
- Unless otherwise noted, references to a year refer to the corresponding fiscal year.

## Geographic presence
- Operations span North America, Asia/Pacific, Europe, and Latin America.
- Selected financial data by segment and geographic region for fiscal 2026, 2025, and 2024 is reported in Note 11 (Segment and Geographic Information) of the consolidated financial statements.

Richardson Electronics, Ltd. is a global leader in engineered solutions, emphasizing power and microwave technologies and healthcare segments.

# Richardson Electronics, Ltd.

## General description
Richardson Electronics, Ltd. designs and manufactures engineered solutions across multiple industries. The company’s capabilities include power grid and microwave tubes, power conversion, RF and microwave components, and high-value replacement parts for diagnostic imaging equipment.

## Key offerings
- Engineered Solutions: Customized products based on in-house engineering and manufacturing capabilities.
- Power and Microwave Technologies (PMT): RF and microwave products serving markets such as 5G, aviation, broadcast, communications, industrial, marine, medical, military, scientific, and semiconductors.
- Green Energy Solutions (GES): Products for energy storage and related markets including wind, solar, hydrogen, and electric vehicles.
- Canvys: Custom display solutions, including touch screens and all-in-one computers for industries such as healthcare and industrial.
- Healthcare segment: Manufacture and distribution of replacement parts and equipment for diagnostic imaging, including components for CT and MRI systems.

## Geographic reach
- Major operations in North America, Asia/Pacific, Europe, and Latin America.
- Manufacturing facilities in LaFox, Illinois; Marlborough, Massachusetts; and Donaueschingen, Germany.
- Distribution: Maintains over 100,000 part numbers, with primary distribution from LaFox, Illinois; Fort Mill, South Carolina; and other international facilities.

## Financial overview
- Employees: As of June 1, 2024, the company employed 442 people (407 full-time, 35 part-time).
- Revenue: For fiscal 2024, approximately 60% of sales were outside the U.S.; no single customer accounted for more than 10% of consolidated net sales. In fiscal 2023, sales to one customer in the PMT segment totaled $31.2 million, representing 12% of consolidated net sales.
- Growth strategy: The company has targets for sales growth and margins and has identified priority areas including Green Energy Solutions and healthcare initiatives.

## Customer base
The company serves a diverse set of customers across multiple industries.

## Conclusion
Richardson Electronics operates globally with established manufacturing and distribution capabilities. The company focuses on engineered solutions across several technology sectors and pursues targeted growth in green energy and healthcare markets.

RICHARDSON ELECTRONICS, LTD.

10-K / August 3, 2026

10-K / August 5, 2024

10-K / August 3, 2026

Richardson Electronics, Ltd.

What the company does

Products and solutions

Markets served

Manufacturing footprint

Recent corporate actions

Regulatory and compliance environment

Fiscal year framework

Geographic presence