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2018 Top Waste Management Carriers

2018 Essential Management and Operating Information for the 100 Largest Private Carriers in North America

Up Front

Here’s how shippers are coping with an increasingly constrained freight market.
Find out which North American regions host the largest private carriers.
How shippers are making better use of their limited hauling capacity.

Rankings

Current Rank Company Tractors
1
Clean Harbors Environmental Services
1,375
2
Ecology Auto Parts
565
3
Stericycle Inc.
556
4
Ecolab Inc./Nalco
371
5
Heritage Environmental Services
287
6
Hulcher Services
270
7
LKQ Corp.
178
8
Liquid Environmental Solutions
156
9
Veolia North America
93
10
Rumpke Waste & Recycling
63
11
Iron Mountain
48
12
Heritage-Crystal Clean
40
13
U.S. Ecology
11

Extras

Learn more about Transport Topics' Top 100 Private Carriers
107

On the Bubble

O’Reilly Auto Enterprises (386 tractors), sells auto parts and provides repair services through its 5,000-plus stores and online.
If your company appears in the 2018 list, you have a few ways to announce it! Visit our logo library to get web- and print-ready graphics.

Private Carrier News

BusinessPrivate

PepsiCo revenue rises despite weak North American demand

PepsiCo said it's prioritizing innovation and more effective marketing to improve business in North America.

October 8, 2026
BusinessFuelPrivate

Energy Transfer to buy Vaquero Midstream for $2.63 billion

Expanding its network in the prolific Permian Basin will enable Energy Transfer to feed more gas into its downstream network as booming U.S. exports and development of data centers drive demand for the fuel. 

October 6, 2026
BusinessPrivate

Cargill profit undercut by cattle costs, cocoa losses

Cargill's fiscal first-quarter earnings fell by more than half as the largest private company in the U.S. was pressured by higher costs for cattle and cocoa.

October 6, 2026
GovernmentBusinessTechnologySafetyLogisticsGlobal FreightPrivate

Amazon cargo jet pilots lacked wind data before Miami crash

An air traffic controller didn’t provide an Amazon.com cargo plane with wind information prior to it crashing at Miami International Airport in September.

October 1, 2026
BusinessPrivate

PepsiCo to raise some prices after cuts failed to grow sales

The company is expected to increase the prices on grocery-store-sized bags of chips, including Doritos and Ruffles, which had been cut earlier this year.

September 24, 2026
BusinessPrivate

Window maker Jeld-Wen nears deal for fresh capital

Jeld-Wen is part of a growing roster of debt-laden firms buckling under the weight of a slowdown in the construction industry and high borrowing costs.

September 22, 2026
GovernmentBusinessFuelPrivate

Halliburton signs pacts to support Venezuela energy projects

The agreements add to Halliburton’s presence in Venezuela as U.S. companies seek to secure new oil deals in the country.

September 21, 2026
BusinessTechnologyLogisticsGlobal FreightPrivate

Kuehne+Nagel enters into long-term collaboration with Amazon

Kuehne+Nagel said the collaboration is designed to strengthen customer services for Amazon and includes Amazon Web Services.

September 21, 2026
GovernmentBusinessSafetyLogisticsPrivate

U.S. to reopen largest port for Mexican cattle shipments

The port in Santa Teresa, N.M., is the second to reopen, after the U.S. in late 2024 stalled livestock shipments from Mexico in order to prevent the spread of the New World screwworm. 

September 17, 2026
BusinessTechnologyLogisticsPrivate

DoorDash, Uber expand Costco delivery partnership in U.S.

The growing availability of Costco on third-party delivery apps increases the competition for rival Instacart, which was one of Costco’s first third-party partners. 

September 17, 2026