1 |
GNS Science, New Zealand |
11.79 |
36 |
2 |
Aerodyne Research, Inc. (ARI), United States of America (USA) |
5.70 |
27 |
3 |
Science Systems and Applications, Inc. (SSAI), United States of America (USA) |
5.58 |
27 |
4 |
National Institute of Water and Atmospheric Research Ltd. (NIWA), New Zealand |
5.26 |
27 |
5 |
Royal Dutch Shell plc (Shell), Netherlands |
5.11 |
16 |
6 |
Atmospheric and Environmental Research, Inc. (AER), United States of America (USA) |
4.80 |
14 |
7 |
KWH Water B.V., Netherlands |
4.70 |
11 |
8 |
NorthWest Research Associates, Inc. (NWRA), United States of America (USA) |
3.77 |
19 |
9 |
GATS Inc., United States of America (USA) |
2.87 |
10 |
10 |
Norwegian Research Centre AS (NORCE), Norway |
2.69 |
23 |
11 |
Exxon Mobil Corporation (ExxonMobil), United States of America (USA) |
2.28 |
6 |
12 |
South Australian Water Corporation (SA Water), Australia |
1.84 |
6 |
13 |
DowDuPont Inc., United States of America (USA) |
1.84 |
5 |
14 |
Stantec Inc., Canada |
1.72 |
7 |
15 |
Veolia Environnement S.A., France |
1.61 |
3 |
16 |
Dow AgroSciences, United States of America (USA) |
1.33 |
2 |
17 |
Remote Sensing Systems (RSS), United States of America (USA) |
1.26 |
3 |
18 |
Frank Orth & Associates (FOA), United States of America (USA) |
1.24 |
2 |
19 |
BP plc, United Kingdom (UK) |
1.23 |
9 |
20 |
Ramboll Environ, Inc., United States of America (USA) |
1.17 |
2 |
21 |
Bruker Corporation, United States of America (USA) |
1.16 |
5 |
22 |
Booz Allen Hamilton Inc., United States of America (USA) |
1.15 |
2 |
23 |
Cummins Emission Solutions, United States of America (USA) |
1.14 |
2 |
24 |
Arcadis US, Inc., United States of America (USA) |
1.13 |
4 |
25 |
Total S.A., France |
1.13 |
5 |
26 |
Picarro Inc., United States of America (USA) |
1.11 |
3 |
27 |
ConocoPhillips Company, United States of America (USA) |
1.11 |
5 |
28 |
Calpine Corporation, United States of America (USA) |
1.02 |
3 |
29 |
Ford Motor Company, United States of America (USA) |
1.02 |
3 |
30 |
Global Ecologic Environmental Consulting and Management Services Ltd., Canada |
1.00 |
1 |
30 |
Areva, France |
1.00 |
1 |
30 |
ICF International, Inc., United States of America (USA) |
1.00 |
1 |
30 |
Newomics, Inc., United States of America (USA) |
1.00 |
1 |
30 |
Firmenich International SA, Switzerland |
1.00 |
1 |
30 |
Research Planning, Inc., United States of America (USA) |
1.00 |
1 |
30 |
Águas de Portugal (AdP), S.A., Portugal |
1.00 |
2 |
31 |
FMA Research, Inc., United States of America (USA) |
0.98 |
3 |
32 |
Brazilian Agricultural Research Corporation (EMBRAPA), Brazil |
0.95 |
5 |
33 |
Berliner Wasserbetriebe (BWB), Germany |
0.90 |
3 |
34 |
Peregrine Diamonds Ltd., Canada |
0.83 |
2 |
35 |
ARA Consult GmbH, Austria |
0.80 |
5 |
36 |
Qatar Science & Technology Park (QSTP), Qatar |
0.78 |
4 |
36 |
Qatar Petroleum (QP), Qatar |
0.78 |
4 |
37 |
Chevron Corporation, United States of America (USA) |
0.78 |
7 |
38 |
Atmospheric and Space Technology Research Associates (ASTRA), LLC, United States of America (USA) |
0.77 |
4 |
39 |
Lux Research, Inc., United States of America (USA) |
0.75 |
1 |
39 |
Abt Associates Inc., United States of America (USA) |
0.75 |
1 |
39 |
Remote Sensing Solutions, Inc., United States of America (USA) |
0.75 |
1 |
40 |
Électricité de France S.A. (EDF), France |
0.72 |
3 |
41 |
Trussell Technologies, Inc., United States of America (USA) |
0.71 |
3 |
42 |
Wellington Laboratories Inc., Canada |
0.65 |
2 |
43 |
GSI Environmental Inc. (GSI), United States of America (USA) |
0.61 |
2 |
44 |
Innovative Waste Consulting Services, LLC, United States of America (USA) |
0.60 |
1 |
44 |
AECOM, United States of America (USA) |
0.60 |
3 |
45 |
Computational Physics, Inc., United States of America (USA) |
0.60 |
7 |
46 |
Aerosol Dynamics Inc., United States of America (USA) |
0.59 |
4 |
47 |
I.M. Systems Group, Inc. (IMSG), United States of America (USA) |
0.56 |
19 |
48 |
Procter & Gamble (P&G), United States of America (USA) |
0.56 |
1 |
49 |
Petróleo Brasileiro S.A. (Petrobras), Brazil |
0.55 |
4 |
50 |
State Grid Corporation of China (SGCC), China |
0.54 |
2 |