1.  Ford Meter Box
2.  ProWest Filtration, Inc.
3.  120Water
4.  JVA, Inc. 
5.  Maguire
6.  Timber Line Electric and Control
7.  Core and Main LP
8.  American AVK
9.  IXOM Watercare, Inc.
10.  Cogent
11.  Cogent
12.  Simpli SCADA
13.  Advanced Pump & Equipment
14.  Advanced Lining
15.  Filter Tech Systems
16.  Core and Main LP
17.  Core and Main LP
18.  APSCO LLC
19.  Dorsett Controls
20.  Intermountain Sales Inc.
21.  Imperial Pump Solutions
22.  Team Laboratory Chemical, LLC
23.  Hawkins Inc
24.  Hawkins Inc
25.  Sargent Drilling
26.  Sunrise Engineering
27.  IDEXX Laboratories, Inc.
28.  Inberg-Miller Engineers
29.  Napoli Law
30.  MH/Kennedy Valve
31.  Barco Municipal Products
32.  USEPA Region 8
33.  Ten Point Sales & Marketing, LLC
34.  American Leak Detection
35.  Apprenticeship Program
36.  Orenco Water
37.  VEGA Americas
38.  TerraGenesis
39.  Frontier Precision
40.  QP Services
41.  QP Services
42.  LGLP
43.  Hobas Pipe
44.  Xylem
45.  Xylem
46.  Rocky Mountain Valves & Automation
47.  Midco Diving and Marine Services
48.  Treatment Technology
49.  USDA Rural Development
50.  Pipestone Equipment
51.  Pipestone Equipment
52.  Hach
53.  Spectrashield Liner Systems
54.  PVS DX, Inc.
55.  Larson Data Communications

118. Water ISAC
120. Dawson Infrastructure Solutions LLC

162. Tank Maintenance Solutions
164.  Ferguson Waterworks
165.  Ferguson Waterworks
166.  Clow Valve Company