Littelfuse is a diversified industrial technology manufacturing company empowering a sustainable, connected, and safer world. Across more than 20 countries, and with approximately 17,000 global associates, we partner with customers to design and deliver innovative, reliable solutions. Serving over 100,000 end customers, our products are found in a variety of industrial, transportation, and electronics end markets—everywhere, every day. Headquartered in Chicago, Illinois, United States, Littelfuse was founded in 1927.

17K Associates
100K+ End Customers
50+ Global Locations
20+ Global Labs
$2.5B 2022 Annual Sales

2020s: Empowering a Sustainable, Connected, and Safer World

In 2022, we’re celebrating our 95th anniversary as a successful global company. This milestone is an outcome of our great people, innovation, and operational and commercial excellence that have driven the company’s success over the years.

Notably, Littelfuse was recognized as one of America’s Best Mid-Sized Companies in 2022 by Forbes magazine based on its financial performance and total shareholder return during 2021 and the previous five years. This acknowledgment highlights the great teamwork and execution by our associates worldwide and their focus on delivering the highest levels of quality and service for our customers—everywhere, every day. View the complete list of the top 100 Mid-Sized Companies.

In 2021, Littelfuse launched its five-year growth strategy, continuing the success of our previous five-year strategy. Aligned to the long-term structural growth themes of sustainability, connectivity, and safety, we are focused on designing and delivering innovative, reliable solutions for customers across the industrial, transportation, and electronics end markets.

Littelfuse also achieved record annual sales of $2.1 billion, up 44% from the prior year, in 2021 and continued our growth focus, which included strategic acquisitions.