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2021 Top Petroleum/Chemical Carriers

2021 Essential Management and Operating Information for the 100 Largest Private Carriers in North America

Up Front

Pandemic disruptions and their impact on the economy have upended the advantage private fleets used to enjoy.
See the headquarters locations for each of the Top 100 private carriers in North America.
The 2021 edition of the Transport Topics Top 100 Private Carriers list reflects last year’s volatile business conditions.

Rankings

Current Rank Company Tractors
1
Halliburton Energy Services
5,677
2
NexTier Oilfield Solutions
2,436
3
Basic Energy Services
2,218
4
Schlumberger Ltd.
2,101
5
Pilot Co.
1,341
6
ProPetro Services
1,156
7
Cudd Energy Services
1,126
8
FTS International
1,083
9
Energy Transfer Partners
1,075
10
Love's Travel Stops & Country Stores
1,064
11
Univar Solutions
769
12
Calfrac Well Services
740
13
Brenntag North America
691
14
Plains All American Pipeline
680
15
MDU Resources Group
651
16
KLX Energy Services Holdings Inc.
578
17
Key Energy Services
430
18
Nine Energy Service
415
19
Sentinel Transportation
360
20
Stallion Oilfield Services
352
21
Marathon Petroleum
303
22
Convenience Transportation
300
23
Gravity Oilfield Services
284
24
Eastex Crude Co.
276
25
Sun Coast Resources
241
26
Pilot Thomas Logistics
187
27
Baker Hughes
178
28
RelaDyne
177
29
Weatherford International
167
30
Carpenter Co.
150
30
Crestwood Transportation
150
32
Gulfmark Energy
130
33
NGL Energy Partners
126
34
Select Energy Services
121
35
Targa Resources Partners
120
36
PetroChoice
112
37
Sinclair Oil
75
38
Rinchem Co. Inc.
49
39
Pioneer Natural Resources
48
39
Southwestern Energy Co.
48
41
Rocky Mountain Crude Oil
39
42
Oil States Energy Services
38
43
Forbes Energy Services
28

Extras

If your company appears on the 2021 list, you have a few ways to announce it. Visit our logo library to get web- and print-ready graphics.
While industry sectors have unique demands, all have been dealing with various forms of disruption during the past year.
Learn more about Transport Topics’ Top 100 Private Carriers publication.

Private Carrier News

GovernmentBusinessLogisticsFor-HirePrivateGlobal Freight

De Minimis Tariff Exemption Ends, Roiling E-Commerce

Now small parcels that used to let inexpensive items flow easily from across the rest of the globe will get hit with a tariff and customs forms, too.

August 29, 2025
GovernmentBusinessLogisticsFor-HirePrivateGlobal Freight

Consumers to Feel Tariff Pain as Small Parcel Exemption Ends

President Donald Trump’s decision to scrap the policy means that surprise bills will increasingly accompany deliveries that have become a staple of modern life for many consumers.

August 28, 2025
BusinessLogisticsPrivate

Flexport, BlackRock Team Up on $250M in Logistics Financing

The $250 million from BlackRock-managed funds and accounts will double Flexport’s lending capacity.

August 27, 2025
BusinessLogisticsPrivateGlobal Freight

Walmart Adds Next-Day Shipping in Key Cities

Walmart's fulfillment service, which stores and ships products for third-party marketplace sellers, will provide next-day delivery in New York, Los Angeles, Chicago, Houston and Atlanta.

August 26, 2025
GovernmentBusinessEquipmentPrivateTop 100

Top 100 Private Carriers Tap Brakes on Growth

The largest private carriers in North America have navigated volatile markets and shifting freight patterns this year as tariffs and trade deals shake up international supply chains.

August 25, 2025
BusinessEquipmentPrivateTop 100

Private Fleets Keep Supply Chains Humming Across Industries

From building material suppliers to the oil and gas sector, large companies across many industries rely on their private fleets to keep their supply chains moving.

August 25, 2025
GovernmentBusinessEquipmentLogisticsPrivateTop 100

Private Fleets Adapt to Tariff-Driven Volatility

Private trucking fleets serving many economic sectors have been operating in a highly uncertain business environment this year as trade negotiations and tariffs roil supply chains.

August 25, 2025
PrivateTop 100

About Us: Transport Topics' Top 100 Private Carriers for 2025

Learn more about Transport Topics’ Top 100 Private Carriers publication.

August 25, 2025
BusinessPrivate

Walmart Reports Solid Sales and Profit

Shoppers seek low prices for groceries and other essentials to offset worries that new U.S. tariffs may make a variety of goods more expensive.

August 21, 2025
BusinessPrivate

Lowe’s to Buy Foundation Building Materials for $8.8 Billion

Lowe's and rival 91ÊÓÆµ Depot have intensified their focus on professional builders.

August 20, 2025