FMS vs BJ Comparison

Fresenius Medical Care is the largest dialysis company in the world, treating nearly 300,000 patients from about 3,600 clinics worldwide as of December 2025. In addition to providing dialysis services, the firm is a leading supplier of dialysis products, including machines, dialyzers, and concentrates. Fresenius accounts for about 35% of the global dialysis products market, creating the world's only fully integrated dialysis business. Services account for about three-fourths of sales, while the balance is generated from medical technology products that enable dialysis treatments.

BJ's Wholesale Club, founded in 1984, operates a membership-based warehouse club model primarily along the US East Coast, with roughly 260 clubs and a growing domestic presence across 21 states. In fiscal 2025, the company generated over $21 billion in revenue. BJ's offers a value-oriented assortment skewed toward grocery, perishables, and consumables (72% of sales), general merchandise (11%), and gasoline (17%). Its business model is supported by recurring membership fee income and private-label brands such as Wellsley Farms and Berkley Jensen.