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2024 Top Waste Management Carriers

2024 Essential Management and Operating Information for the 100 Largest Private Carriers in North America

Up Front

The retail giant’s investments in its private fleet lift it to the top spot on the Top 100 Private Carriers list.

Even with favorable rates available from for-hire carriers, many shippers are expanding their private fleets.

Find out where the Top 100 Private Carriers are headquartered by region; hover over a region to view all companies located there.

Rankings

Current Rank Company Tractors
1
Clean Harbors
2,302
2
Ecology Transportation Services
620
3
Stericycle Inc.
588
4
Liquid Environmental Solutions
429
5
Reworld
410
6
Veolia North America
198
7
Clean Earth Specialty Waste
174
8
Heritage Environmental Services
170
9
U.S. Ecology
160
10
Heritage-Crystal Clean
148
11
Rumpke Waste & Recycling
120
12
EnviroServe Inc.
111
13
Casella Waste Systems
90
14
Triumvirate Environmental
83
15
Iron Mountain
80

Extras

Investments in electrification and alternative fuels are helping private fleets reach corporate sustainability targets.

The e-commerce giant has installed more than 17,000 chargers at 120 warehouses in the U.S.

Fleets across numerous industries have spent the past year growing in size and expanding operations.

If your company appears on the list, you have a few ways to announce it. Visit our logo library to get ready-made graphics.

Drone developers gain approval to operate in shared airspace for package deliveries in the Dallas area.

Learn more about how carriers are selected for Transport Topics' Top 100 largest private carriers list.

Private Carrier News

BusinessTechnologyLogisticsGlobal FreightPrivateTop 50Top 100

Amazon Moves Prime Day Into June From July

Amazon is moving up its annual Prime Day sale to June from July, according to sources, shifting the schedule for an event that’s become a big part of the e-commerce economy.

March 12, 2026
BusinessPrivate

Cintas Agrees to Buy Uniform Maker UniFirst in $5.5B Deal

UniFirst shareholders will receive $155 in cash and 0.7720 shares of Cintas stock for each UniFirst share they own, according to a statement on March 11.

March 11, 2026
BusinessLogisticsGlobal FreightPrivate

Amazon Raises $37B From US Bond Sale That Could Hit $50B

Amazon’s deal is the latest in a series of jumbo bond sales by hyperscalers as they plan to invest hundreds of billions of dollars in AI infrastructure. Investors have so far been eager buyers.

March 10, 2026
BusinessTechnologyEquipmentSafetyLogisticsFor-HirePrivate

Truck Drivers Seek Predictability as Freight Market Shifts

In 2025, drivers prioritized reliable execution and predictable outcomes over short-term incentives, especially regarding their equipment, miles, pay and communication.

March 6, 2026
GovernmentBusinessPrivate

Retail Sales Fell in January on Fewer Vehicle Purchases

The value of retail purchases decreased 0.2% after no change in December, Commerce Department data showed March 6. Excluding car dealers, sales were little changed.

March 6, 2026
BusinessPrivateTop 100

Costco Tops Earnings Forecast on Strong Shopper Demand

Costco Wholesale's quarterly profit rose more than expected, showing the club chain is capitalizing on an extended period of sales growth. 

March 5, 2026
BusinessTechnologyLogisticsGlobal FreightPrivateTop 50Top 100

Amazon Web Outage Strands Customers

Amazon.com's website and mobile app malfunctioned for some users March 5, with critical features like product listings and checkout options producing error pages. 

March 5, 2026
GovernmentBusinessPrivateTop 100

Beef Prices Spur Senate Drive to Split Meat Giants

The U.S. meatpacking industry faces a new wave of scrutiny, this time from Senate Democrats seeking to allow companies to process only one type of meat and set stricter limits on the beef market.

March 5, 2026
BusinessPrivate

Kroger Offers Cautious Sales Forecast as New CEO Takes Over

The disappointing outlook suggests that competition is intensifying among food retailers to grab spending from cost-conscious consumers, raising the stakes for CEO Greg Foran to accelerate growth. 

March 5, 2026
BusinessTechnologyEquipmentFor-HirePrivate

Mack Revamps Granite Tractor as Lineup Overhaul Continues

Mack’s overhaul of its vocational portfolio also saw the debut at Las Vegas Motor Speedway of the Keystone Class 8 tractor, which will replace the Pinnacle model by the end of 2026.

March 4, 2026

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