1 |
Aerodyne Research, Inc. (ARI), United States of America (USA) |
5.70 |
27 |
2 |
Science Systems and Applications, Inc. (SSAI), United States of America (USA) |
5.58 |
27 |
3 |
Atmospheric and Environmental Research, Inc. (AER), United States of America (USA) |
4.80 |
14 |
4 |
NorthWest Research Associates, Inc. (NWRA), United States of America (USA) |
3.77 |
19 |
5 |
GATS Inc., United States of America (USA) |
2.87 |
10 |
6 |
Exxon Mobil Corporation (ExxonMobil), United States of America (USA) |
2.28 |
6 |
7 |
Stantec Inc., Canada |
1.72 |
7 |
8 |
Dow AgroSciences, United States of America (USA) |
1.33 |
2 |
9 |
Remote Sensing Systems (RSS), United States of America (USA) |
1.26 |
3 |
10 |
Frank Orth & Associates (FOA), United States of America (USA) |
1.24 |
2 |
11 |
Lockheed Martin Corporation, United States of America (USA) |
1.20 |
6 |
12 |
Ramboll Environ, Inc., United States of America (USA) |
1.17 |
2 |
13 |
Bruker Corporation, United States of America (USA) |
1.16 |
5 |
14 |
Booz Allen Hamilton Inc., United States of America (USA) |
1.15 |
2 |
15 |
Cummins Emission Solutions, United States of America (USA) |
1.14 |
2 |
16 |
Arcadis US, Inc., United States of America (USA) |
1.13 |
4 |
17 |
Picarro Inc., United States of America (USA) |
1.11 |
3 |
18 |
ConocoPhillips Company, United States of America (USA) |
1.11 |
5 |
19 |
Calpine Corporation, United States of America (USA) |
1.02 |
3 |
20 |
Ford Motor Company, United States of America (USA) |
1.02 |
3 |
21 |
Global Ecologic Environmental Consulting and Management Services Ltd., Canada |
1.00 |
1 |
21 |
ICF International, Inc., United States of America (USA) |
1.00 |
1 |
21 |
Newomics, Inc., United States of America (USA) |
1.00 |
1 |
21 |
Research Planning, Inc., United States of America (USA) |
1.00 |
1 |
22 |
FMA Research, Inc., United States of America (USA) |
0.98 |
3 |
23 |
E. I. du Pont de Nemours and Company (DuPont), United States of America (USA) |
0.92 |
3 |
24 |
Dow Inc., United States of America (USA) |
0.92 |
2 |
25 |
Peregrine Diamonds Ltd., Canada |
0.83 |
2 |
26 |
Chevron Corporation, United States of America (USA) |
0.78 |
7 |
27 |
Atmospheric and Space Technology Research Associates (ASTRA), LLC, United States of America (USA) |
0.77 |
4 |
28 |
Lux Research, Inc., United States of America (USA) |
0.75 |
1 |
28 |
Abt Associates Inc., United States of America (USA) |
0.75 |
1 |
28 |
Remote Sensing Solutions, Inc., United States of America (USA) |
0.75 |
1 |
29 |
Trussell Technologies, Inc., United States of America (USA) |
0.71 |
3 |
30 |
Wellington Laboratories Inc., Canada |
0.65 |
2 |
31 |
GSI Environmental Inc. (GSI), United States of America (USA) |
0.61 |
2 |
32 |
Innovative Waste Consulting Services, LLC, United States of America (USA) |
0.60 |
1 |
32 |
AECOM, United States of America (USA) |
0.60 |
3 |
33 |
Computational Physics, Inc., United States of America (USA) |
0.60 |
7 |
34 |
Aerosol Dynamics Inc., United States of America (USA) |
0.59 |
4 |
35 |
I.M. Systems Group, Inc. (IMSG), United States of America (USA) |
0.56 |
19 |
36 |
Procter & Gamble (P&G), United States of America (USA) |
0.56 |
1 |
37 |
ACE Tempest Re USA, LLC, United States of America (USA) |
0.50 |
1 |
37 |
Airzone One Ltd., Canada |
0.50 |
1 |
37 |
Hemostasis, LLC, United States of America (USA) |
0.50 |
1 |
37 |
Cummins Inc., United States of America (USA) |
0.50 |
1 |
37 |
Life Cycle Associates, LLC, United States of America (USA) |
0.50 |
1 |
37 |
Proxemy Research Inc., United States of America (USA) |
0.50 |
1 |
38 |
URS Corporation, United States of America (USA) |
0.48 |
3 |
39 |
CH2M Hill, Inc., United States of America (USA) |
0.48 |
4 |
40 |
Savron Solutions, Canada |
0.43 |
1 |
40 |
Synapse Energy Economics, Inc., United States of America (USA) |
0.43 |
1 |
40 |
OLI Systems, Inc., United States of America (USA) |
0.43 |
1 |
41 |
20/20 Initiative, United States of America (USA) |
0.42 |
1 |
42 |
RT Solutions, Inc., United States of America (USA) |
0.41 |
3 |
43 |
Stinger Ghaffarian Technologies (SGT), United States of America (USA) |
0.38 |
3 |
44 |
Jacobs, United States of America (USA) |
0.38 |
2 |
45 |
Itasca Consulting Group, Inc., United States of America (USA) |
0.38 |
1 |
46 |
Ball Corporation, United States of America (USA) |
0.36 |
17 |
47 |
Southern Company, United States of America (USA) |
0.33 |
1 |
47 |
IsoForensics, Inc., United States of America (USA) |
0.33 |
1 |
47 |
Gene By Gene, Ltd., United States of America (USA) |
0.33 |
1 |
47 |
ARCON Corporation, United States of America (USA) |
0.33 |
1 |
47 |
Northwest Hydraulic Consultants (NHC), United States of America (USA) |
0.33 |
1 |
47 |
Alsa Tech LLC, United States of America (USA) |
0.33 |
1 |
47 |
A. M. Dunker, LLC, United States of America (USA) |
0.33 |
1 |
47 |
Energy and Environmental Economics (E3), United States of America (USA) |
0.33 |
1 |
47 |
Schlumberger Limited, United States of America (USA) |
0.33 |
1 |
47 |
Evoqua Water Technologies LLC, United States of America (USA) |
0.33 |
1 |
47 |
Darling Ingredients Inc., United States of America (USA) |
0.33 |
1 |
47 |
Eastman Chemical Company, United States of America (USA) |
0.33 |
1 |
48 |
Predictive Science Inc., United States of America (USA) |
0.33 |
2 |
49 |
General Electric Company (GE), United States of America (USA) |
0.32 |
2 |
50 |
Pegasus Technical Services, Inc., United States of America (USA) |
0.31 |
2 |