1
Science Systems and Applications, Inc. (SSAI), United States of America (USA)
5.65
7.95
35
28.4%
2
Exxon Mobil Corporation (ExxonMobil), United States of America (USA)
1.49
3.82
13
134.2%
3
Atmospheric and Environmental Research, Inc. (AER), United States of America (USA)
1.14
3.33
9
166.0%
4
GATS Inc., United States of America (USA)
4.58
2.02
10
-59.8%
5
Jacobs, United States of America (USA)
1.87
1.86
15
-9.3%
6
NorthWest Research Associates, Inc. (NWRA), United States of America (USA)
4.98
1.83
20
-66.3%
7
ICF International, Inc., United States of America (USA)
0.57
1.46
3
133.1%
8
Trussell Technologies, Inc., United States of America (USA)
0.90
1.44
2
46.6%
9
Chevron Corporation, United States of America (USA)
1.35
1.29
4
-12.8%
10
DowDuPont Inc., United States of America (USA)
0.84
1.23
8
33.3%
11
Schlumberger Limited, United States of America (USA)
1.92
1.13
3
-46.4%
12
Aerodyne Research, Inc. (ARI), United States of America (USA)
1.73
1.07
10
-43.5%
13
Alphabet Inc., United States of America (USA)
1.32
1.07
5
-25.8%
14
Phillips 66, United States of America (USA)
–
1.00
1
N/A
14
Space Science and Technology, Inc., United States of America (USA)
–
1.00
1
N/A
14
Geosyntec Consultants, United States of America (USA)
0.94
1.00
1
-2.4%
15
APTIM, United States of America (USA)
0.17
0.96
3
425.1%
16
CDM Smith Inc., United States of America (USA)
0.40
0.92
4
109.1%
17
Attagene, Inc., United States of America (USA)
–
0.90
1
N/A
18
Corona Environmental Consulting, LLC, United States of America (USA)
0.08
0.83
1
813.3%
19
Ford Motor Company, United States of America (USA)
0.50
0.82
3
49.7%
20
LimnoTech, United States of America (USA)
0.33
0.75
1
105.5%
21
I.M. Systems Group, Inc. (IMSG), United States of America (USA)
1.04
0.74
12
-35.0%
22
AECOM, United States of America (USA)
0.25
0.70
5
154.7%
23
Atmospheric and Space Technology Research Associates (ASTRA), LLC, United States of America (USA)
–
0.67
1
N/A
24
IBM Corporation, United States of America (USA)
0.20
0.58
4
158.4%
25
Pacific Advanced Civil Engineering, Inc. (PACE), United States of America (USA)
–
0.57
1
N/A
25
Urban Mining Co., United States of America (USA)
–
0.57
1
N/A
26
Tighe & Bond, Inc., United States of America (USA)
–
0.50
1
N/A
27
SPECInc (Stratton Park Engineering), United States of America (USA)
0.15
0.43
2
156.3%
28
Microbial Insights Inc., United States of America (USA)
–
0.43
1
N/A
28
MBio Diagnostics, Inc., United States of America (USA)
–
0.43
1
N/A
28
PepsiCo, Inc., United States of America (USA)
–
0.43
1
N/A
29
HDR, Inc., United States of America (USA)
0.11
0.40
1
247.0%
29
Gross-Wen Technologies Inc., United States of America (USA)
–
0.40
1
N/A
30
Computational Physics, Inc., United States of America (USA)
0.19
0.39
4
85.6%
31
Handix Scientific LLC, United States of America (USA)
–
0.39
3
N/A
32
Carollo Engineers, Inc., United States of America (USA)
0.06
0.36
2
420.3%
33
CSRA Inc., United States of America (USA)
0.32
0.34
2
-1.1%
34
PerkinElmer, Inc., United States of America (USA)
0.64
0.33
1
-52.6%
34
Soller Environmental, LLC, United States of America (USA)
0.71
0.33
1
-57.1%
34
Idaho Power Company, United States of America (USA)
–
0.33
1
N/A
34
GSI Environmental Inc. (GSI), United States of America (USA)
–
0.33
1
N/A
34
The Chemours Company, United States of America (USA)
–
0.33
2
N/A
34
Riverkeeper, Inc., United States of America (USA)
–
0.33
1
N/A
34
Weyerhaeuser NR Company, United States of America (USA)
–
0.33
1
N/A
34
Mission Support and Test Services, LLC, United States of America (USA)
–
0.33
1
N/A
34
Phase Genomics, Inc., United States of America (USA)
–
0.33
1
N/A
34
Real Whirlwind, LLC, United States of America (USA)
–
0.33
1
N/A
34
Access Sensor Technologies, LLC, United States of America (USA)
–
0.33
1
N/A
34
DJD Consulting, LLC, United States of America (USA)
–
0.33
1
N/A
35
Thermo Fisher Scientific Inc., United States of America (USA)
0.39
0.32
2
-26.4%
36
Agilent Technologies, Inc., United States of America (USA)
0.68
0.30
2
-59.9%
36
Lowell Digisonde International (LDI), LLC, United States of America (USA)
–
0.30
1
N/A
37
Bear Fight Institute (BFI), United States of America (USA)
0.25
0.30
2
7.9%
38
Silvestrum Climate Associates, LLC, United States of America (USA)
–
0.29
1
N/A
39
Berkeley Air Monitoring Group, United States of America (USA)
–
0.27
2
N/A
40
Santa Clara Valley Water District, United States of America (USA)
0.17
0.25
1
37.0%
40
Leco Corporation, United States of America (USA)
–
0.25
1
N/A
40
LGL Ecological Research Associates, Inc., United States of America (USA)
–
0.25
1
N/A
40
Earth System Sciences, LLC, United States of America (USA)
–
0.25
1
N/A
40
Apple Inc., United States of America (USA)
–
0.25
1
N/A
40
Dayspring Group, LLC, United States of America (USA)
–
0.25
1
N/A
40
The MathWorks, Inc., United States of America (USA)
–
0.25
1
N/A
40
Science and Society Resources LLC, United States of America (USA)
–
0.25
1
N/A
40
Joint Resources Company, United States of America (USA)
–
0.25
1
N/A
40
Salt River Project (SRP), United States of America (USA)
–
0.25
1
N/A
40
Environmental Model and Data Optima Inc. (EMDO), United States of America (USA)
–
0.25
1
N/A
40
Covenant Testing Technologies, LLC, United States of America (USA)
–
0.25
1
N/A
40
LTI Optics, LLC, United States of America (USA)
–
0.25
1
N/A
40
Robinhood Financial LLC, United States of America (USA)
–
0.25
1
N/A
40
Ormat Technologies, Inc., United States of America (USA)
–
0.25
1
N/A
41
Denali Scientific LLC, United States of America (USA)
0.53
0.24
5
-58.1%
42
CH2M Hill, Inc., United States of America (USA)
0.34
0.24
2
-36.3%
43
Remote Sensing Systems (RSS), United States of America (USA)
0.29
0.22
2
-31.2%
44
Space Research Corporation, United States of America (USA)
0.33
0.21
6
-42.3%
45
Scientific Aviation, Inc., United States of America (USA)
0.38
0.20
1
-52.1%
45
Ametek, Inc., United States of America (USA)
0.60
0.20
1
-69.6%
45
Danaher Corporation, United States of America (USA)
1.17
0.20
1
-84.4%
45
Metron, Inc., United States of America (USA)
–
0.20
1
N/A
45
Panoramic Environmental Consulting, LLC, United States of America (USA)
–
0.20
1
N/A
45
Municipal Testing Laboratory, Inc., United States of America (USA)
–
0.20
1
N/A
46
Earth Networks, Inc., United States of America (USA)
0.51
0.20
2
-65.0%
47
EarthShift LLC, United States of America (USA)
–
0.18
2
N/A
48
Ramboll Environ, Inc., United States of America (USA)
0.56
0.18
1
-70.1%
48
Stratton Park Engineering Company (SPEC), United States of America (USA)
0.57
0.18
1
-70.9%
48
Leidos Holdings, Inc., United States of America (USA)
–
0.18
2
N/A
49
Atmospheric Research and Analysis, Inc., United States of America (USA)
0.20
0.17
2
-21.3%
50
Kennedy/Jenks Consultants, United States of America (USA)
0.25
0.17
1
-39.1%
50
Science and Technology Corporation (STC), United States of America (USA)
0.41
0.17
1
-62.8%
50
Cumulus Weather Solutions LLC, United States of America (USA)
–
0.17
1
N/A
50
Charles River Laboratories, Inc., United States of America (USA)
–
0.17
1
N/A
50
Research Institute for Fragrance Materials (RIFM), United States of America (USA)
–
0.17
1
N/A
50
Baker Hughes Incorporated, United States of America (USA)
–
0.17
1
N/A
50
California Water Service Company, United States of America (USA)
–
0.17
1
N/A
50
Vibrant Data Inc., United States of America (USA)
–
0.17
1
N/A
50
Emerging Futures, LLC, United States of America (USA)
–
0.17
1
N/A
50
Stinger Ghaffarian Technologies (SGT), United States of America (USA)
–
0.17
1
N/A
50
Condor Earth, United States of America (USA)
–
0.17
1
N/A
50
Instrumental Software Technologies, Inc. (ISTI), United States of America (USA)
–
0.17
1
N/A
50
Gram Labs, Inc., United States of America (USA)
–
0.17
1
N/A