|
Oil and Gas Service Companies
|
Rank by
Market Cap
|
Company
|
Industry
Segment
|
Market
Capitalization,
$ Million
|
|
1 |
Schlumberger
Ltd. |
International
Integrated |
39,775 |
|
2 |
Halliburton
Company |
International
Integrated |
17,244 |
|
3 |
Baker
Hughes Inc. |
International
Integrated |
9,367 |
|
4 |
Transocean
Sedco Forex |
Offshore Drillers |
9,330 |
|
5 |
Weatherford
International |
Oilfield Equipment |
6,065 |
|
6 |
Nabors
Industries |
Onshore Drilling |
5,271 |
|
7 |
Diamond Offshore
Drilling Company |
Offshore Drillers |
4,963 |
|
8 |
Noble
Drilling Corporation |
Offshore Drillers |
4,823 |
|
9 |
ENSCO
International |
Offshore Drillers |
4,119 |
|
10 |
BJ
Services Company |
Oilfield Equipment |
4,534 |
|
11 |
Global Marine, Inc. |
Offshore Drillers |
3,730 |
|
12 |
Smith
International |
Oilfield Equipment |
3,625 |
|
13 |
R&B Falcon
Corp. |
Offshore Drillers |
3,582 |
|
14 |
Santa Fe
International |
Offshore Drillers |
3,443 |
|
15 |
Cooper
Cameron Corporation |
Oilfield Equipment |
3,419 |
|
16 |
Rowan
Companies |
Offshore Drillers |
2,466 |
|
17 |
National Oilwell |
Oilfield Equipment |
1,810 |
|
18 |
Helmerich &
Payne |
Onshore Drilling |
1,643 |
|
19 |
Tidewater Inc.
|
Transportation |
1,579 |
|
20 |
Colflexip Stena
Offshore |
Diving/Construction |
1,521 |
|
21 |
Hanover
Company |
Oilfield Equipment |
1,481 |
|
22 |
Petroleum
Geo-Services |
Seismic Services |
1,354 |
|
23 |
Marine Drilling
Company |
Offshore Drillers |
1,300 |
|
24 |
Pride International |
Offshore Drillers |
1,293 |
|
25 |
Lone Star
Technologies |
Oilfield Equipment |
1,156 |
|
26 |
Global
Industries |
Diving/Construction |
1,080 |
|
27 |
Atwood
Oceanics,
Inc. |
Offshore Drillers |
828 |
|
28 |
Key Energy
Services |
Onshore Drilling |
791 |
|
29 |
Patterson
Energy Inc. . |
Onshore Drilling |
787 |
|
30 |
Cal Dive
International |
Diving/Construction |
715 |
|
31 |
Varco
International |
Oilfield Equipment |
711 |
|
32 |
Seacor SMIT
<1> |
Transportation |
665 |
|
33 |
Tuboscope Inc. |
Oilfield Equipment |
650 |
|
34 |
UTI Energy
<1> |
Onshore Drilling |
572 |
|
35 |
Grey Wolf
<1> |
Onshore Drilling |
558 |
|
36 |
Veritas DSG
|
Seismic Services |
554 |
|
37 |
Carbo
Ceramics |
Oilfield Equipment |
471 |
|
38 |
Maverick
Tube Corp. |
Oilfield Equipment |
469 |
|
39 |
McDermott
International |
Diving/Construction |
460 |
|
40 |
Oceaneering
International |
Diving/Construction |
375 |
|
41 |
Unit Corporation
<2> |
Onshore Drilling |
356 |
|
42 |
Input/Output Inc. |
Seismic Services |
311 |
|
43 |
Parker
Drilling Company |
Onshore Drilling |
310 |
|
44 |
Stolt Comex Seaway |
Diving/Construction |
285 |
|
45 |
Offshore
Logistics <1> |
Transportation |
269 |
|
46 |
Friede &
Goldman |
Oilfield Equipment |
269 |
|
47 |
Trico Marine
<1> |
Transportation |
198 |
|
48 |
TETRA
Technologies |
Oilfield Equipment |
169 |
|
49 |
Seitel Inc. |
Seismic Services |
158 |
|
50 |
Gulfmark
Offshore <1> |
Transportation |
151 |
|
51 |
Gulf Island
Fabrication |
Diving/Construction |
148 |
Copyright
2000
PetroStrategies, Inc.
All Rights Reserved |
PetroStrategies, Inc. 
