DCI vs MIDD Comparison

Donaldson is a leading manufacturer of filtration systems and replacement parts (including air filtration systems, liquid filtration systems, and dust, fume, and mist collectors). The company serves a diverse range of end markets, including construction, mining, agriculture, truck, and industrial. Its business is organized into three segments: mobile solutions, industrial solutions, and life sciences. Donaldson generated approximately $3.7 billion in revenue in its fiscal 2025.

The Middleby Corp is engaged in designing, manufacturing, marketing, distribution and service of a broad line of foodservice equipment used in all types of commercial restaurants and institutional kitchens, food preparation, cooking, baking, chilling and packaging equipment for food processing operations, and premium kitchen equipment including ranges, ovens, refrigerators, ventilation, dishwashers and outdoor cooking equipment used in the residential market. The company conducts its business through three principal business segments namely the Commercial Foodservice Equipment Group, the Food Processing Equipment Group and the Residential Kitchen Equipment Group. The firm derives majority revenue from Commercial Foodservice Equipment Group segment.