| Organization | Phone | Web Site |
| 3E Electrical, Engineering and Equipment | (515) 273-0100 | http://www.3e-co.com |
| A Y Mc Donald Manufacturing Company | (800) 292-2737 | http://www.aymcdonald.com |
| ACCO Unlimited Corporation | (515) 278-0487 | http://www.accounlimited.com |
| AccuJet Iowa | (515) 360-8582 | https://accujetiowa.com/ |
| Advanced Engineering and Environmental Services | (701) 746-8087 | http://www.ae2s.com |
| AgSource Laboratories | (844) 739-7846 | https://laboratories.agsource.com/ |
| Air Diffusion Systems | (847) 782-0044 | http://www.airdiffusion.com |
| Allied Systems, Inc. | (515) 223-6642 | http://www.asidsm.com/ |
| American Structures, Inc. | (715) 235-4225 | http://www.ameristruc.com |
| American Underground Supply | (712) 560-5733 | https://www.ausupply.com/ |
| Aquafix Incorporated | (888) 757-9577 | http://www.teamaquafix.com |
| Automatic Systems | (515) 232-4770 | http://www.automaticsystemsco.com/ |
| Baker Water Systems | (608) 882-5100 | http://www.bakermonitor.com |
| Barco Municipal Products, Inc. | (402) 334-8000 | https://barco1.com/ |
| Bolton & Menk, Inc. | (515) 259-9190 | http://www.bolton-menk.com |
| Cahoy Well & Pump Service | (563) 578-1130 | http://cahoypump.com |
| Central Iowa Televising LLC | (515) 291-8784 | http://citsewer.com/ |
| Central Pump and Motor | (515) 412-1738 | http://www.centralpumpiowa.com |
| Central Service and Supply | (515) 964-8600 | http://www.centralsands.com |
| Central Tank Coatings, Inc. | (563) 426-5967 | http://www.centraltankcoatings.com |
| Chem-Sult | (641) 782-9157 | http://www.chemsult.com |
| Chlorinators Incorporated | (772) 288-4854 | http://www.regalchlorinators.com |
| Cirks Financial Services | (641) 236-8065 | http://www.cirksfinancial.com |
| Clow Valve Company | (641) 673-8611 | https://www.clowvalve.com/ |
| CoBank | (303) 694-5858 | http://www.cobank.com |
| Contractor Solutions Trench Shoring | (515) 265-7368 | http://www.cs-shoring.com |
| Core and Main | (800) 342-7112 | http://www.coreandmain.com |
| Cunningham Inc. | (620) 848-3030 | https://cunninghaminc.org/ |
| D A Davidson | (515) 471-2700 | http://www.davidsoncompanies.com/ ficm |
| Des Moines Area Community College | (515) 964-6346 | https://www.dmacc.edu/programs/ water/Pages/ waterdegree.aspx |
| DGR Engineering | (712) 472-2531 | http://www.dgr.com |
| Ditch Witch - Iowa, Inc. | (515) 290-3524 | http://www.ditchwitch-iowa.com |
| Diversified Infrastructure Services, Inc. | (715) 575-9110 | https://www.disinc.us/ |
| Dixon Engineering Inc | (616) 374-3221 | http://www.dixonengineering.net/ |
| DMB Sales | (309) 798-9715 | https://www.dmbsalesinc.com/ |
| DN Tanks | (913) 681-6006 | http://www.dntanks.com |
| Dorsey and Whitney LLP | (515) 283-1000 | https://www.dorsey.com/ |
| EJ | (815) 740-1640 | http://www.ejiw.com |
| Electric Pump | (515) 265-2222 | http://www.electricpump.com/ |
| Engineered Equipment Solutions, Inc. | (641) 483-2904 | http://www.wtgmidwest.com |
| ESI | (816) 468-9119 | http://www.esiwater.com |
| Fehr Graham | (563) 927-2060 | http://www.fehr-graham.com/ |
| Ferguson Waterworks | (701) 293-5511 | http://www.ferguson.com/business-groups/waterworks |
| Floorcoat Midwest, LLC | (507) 776-3075 | http://www.floorcoatmidwest.com |
| Ford Meter Box Company | (630) 750-9711 | http://www.fordmeterbox.com |
| Foundation Analytical Laboratory, Inc. | (712) 225-6989 | http://www.foundationanalytical.com |
| FOX Engineering Associates Inc | (515) 233-0000 | http://www.foxeng.com |
| French-Reneker Associates, Inc. | (641) 472-5145 | http://www.french-reneker.com |
| Garden & Associates, LTD | (641) 672-2526 | http://www.gardenassociates.net |
| Gator Boring and Drilling | (712) 470-1741 | http://www.gatordrilling.com |
| GPM | (402) 571-1303 | http://www.gpmweb.net |
| Great Northern Environmental | (651) 289-9100 | http://www.gnenv.com |
| Great Plains Structures | (651) 484-0111 | http://www.greatplainsstructures.com |
| Gross Wen Technologies Inc. | https://algae.com/ | |
| Group Benefits, LTD | (515) 453-8207 | http://thegblstory.com/ |
| Gurney & Associates, Inc. | (402) 551-7995 | https://www.bgagurney.com/ |
| Hach Company | (800) 227-4224 | http://www.hach.com |
| Harn Reverse Osmosis Systems, Inc. | (941) 488-9671 | http://www.harnrosystems.com |
| Hawkins Water Treatment Group | (515) 685-2250 | http://www.hawkinsinc.com |
| HOA Solutions | (402) 467-3750 | http://www.hoa-solutionsinc.com/ |
| HR Green, Inc | (515) 278-2913 | http://www.hrgreen.com/ |
| HTM Sales | (402) 935-0300 | http://www.htmsales.com |
| Hydro-Klean, LLC | (515) 283-0500 | http://www.hydro-klean.com |
| IIW, PC | (563) 556-2464 | http://www.iiwengr.com |
| In Control, Inc. | (763) 783-9500 | |
| Inland Environmental Resources, Inc. | (800) 331-3314 | |
| Iowa Municipal Insurance, Ltd. | (800) 320-2953 | |
| Iowa Pump Works, Inc. | (515) 865-5147 | http://www.iowapumpworks.com |
| ISG | (712) 732-7745 | http://is-grp.com |
| J & R Supply Co | (815) 747-6501 | http://www.jrsupply.com |
| Jasper Engineering | (952) 935-7772 | http://www.jaspereng.com |
| JEO Consulting Group, Inc. | (402) 443-4661 | http://www.jeo.com |
| Jetco Inc | (515) 967-5874 | |
| Keystone Laboratories, Inc. | (641) 792-8451 | http://www.keystonelabs.com |
| Kirkwood Community College | (319) 398-5678 | http://www.kirkwood.edu |
| KLM Engineering, Inc. | (651) 773-5111 | http://www.klmengineering.com |
| Larson Data Communications | (605) 996-5521 | http://www.larsondata.com |
| Lewis & Clark Regional Water System Inc | (605) 368-2400 | http://www.lcrws.org |
| MacQueen Equipment Group | (515) 289-9994 | http://www.transiowaeq.com |
| Maguire Iron, Inc. | (605) 334-9749 | http://www.maguireiron.com |
| Marsh & McLennan Agency | (800) 584-7054 | https://www.marshmma.com/locations/ sioux-falls-sioux-falls |
| Master Meter, Inc. | (817) 842-8000 | http://www.mastermeter.com |
| MC2 | (402) 333-9660 | |
| McClure | (515) 964-1229 | https://mcclurevision.com |
| Mellen & Associates | (712) 322-9333 | http://www.melleninc.com |
| Metering and Technology Solutions | https://metertechsolutions.com/ | |
| Metron-Farnier, LLC | (303) 449-8833 | https://metronfarnier.com/ |
| Micro Comm, Inc. | (913) 390-4500 | http://www.micro-comm-inc.com |
| Mid Iowa Solid Waste Equipment Company | (515) 276-3352 | http://www.mid-iowa.com |
| Midco Diving & Marine Services, Inc. | (800) 479-1588 | http://www.midcodiving.com |
| Mike Keith Insurance | (800) 530-5229 | http://healthybenefitsnrwa.com/ |
| Mongan Painting Company, Inc. | (712) 225-0626 | |
| Morris & Company, Inc. | (319) 377-8283 | |
| Mueller Company | (712) 344-2643 | http://www.muellercompany.com |
| Municipal Management Corporation | (515) 795-2417 | |
| Municipal Pipe Service, Inc. | (800) 395-7473 | http://www.municipalpipeservices.com |
| Municipal Pipe Tool Company | (319) 988-4205 | https://munipipe.com/ |
| Municipal Supply, Inc. | (515) 262-1300 | http://www.municipalsupplyinc.com |
| Murphy Tractor & Equipment | (515) 263-0055 | http://www.murphytractor.com |
| NAPCO Pipe and Fittings | (281) 513-3984 | http://www.northamericanpipe.com |
| Northway Well & Pump Company | (319) 377-6339 | http://www.northwaywellandpump.com/ |
| Northwest Electric | (800) 456-4264 | https://www.nwelectric.com/ |
| Nutri-Ject Systems | (319) 988-4205 | http://www.nutriject.com |
| Omega Processing Solutions | (319) 432-5112 | https://www.omegap.com/ |
| Peerless Well and Pump | (563) 583-1707 | http://peerlesswellandpump.com/ |
| PeopleService, Inc. | (402) 344-4800 | http://www.peopleservice.com |
| Pollution Control Systems, Inc. | (319) 472-4082 | http://www.pollutioncontrolsystem.com/ |
| Preload LLC | (502) 962-2262 | http://www.preload.com |
| Primex | (218) 847-1317 | http://www.primexcontrols.com |
| Professional Computer Solutions, LLC | (888) 843-3106 | https://pcs-csa.com/ |
| Quality Flow Iowa, Inc. | (952) 292-5795 | http://www.qfsi.net/iowa |
| Quality Pump and Control | (641) 422-0441 | http://www.qualitypump.net |
| Red Flint Sand and Gravel, LLC | (715) 855-7600 | http://www.RedFlint.com |
| Rehab Systems, Inc. | (712) 225-4362 | http://www.rehabsysinc.com |
| Romac Industries, Inc. | http://www.romacindustries.com/ | |
| Rural Water Impact/Municipal Impact | (888) 551-4815 | https://www.municipalimpact.com/ |
| Sargent Drilling | (402) 759-3902 | http://www.sargentirrigation.com |
| Seiler Instrument | (630) 321-0039 | http://solutions.seilerinst.com |
| Sensus Metering Systems | http://www.sensus.com | |
| ServLine | https://nrwa.org/affinity/servline/ | |
| Shive-Hattery, Inc. | (319) 364-0227 | http://www.shive-hattery.com |
| Short Elliott Hendrickson Inc. | (641) 424-6344 | http://www.sehinc.com/ |
| Silversmith Data | https://silversmithdata.com/ | |
| Sioux Valley Environmental | (800) 658-3955 | http://www.svenviro.com |
| SJE Rhombus | (218) 847-1317 | http://www.sjerhombus.com |
| SmallDataTech, LLC | (402) 464-6432 | http://www.smalldatatech.com |
| Snyder & Associates, Inc. | (515) 964-2020 | http://www.snyder-associates.com/ |
| Source One Environmental | (810) 412-4740 | http://www.S1Eonline.com |
| SUEZ Advanced Solutions | (800) 223-3695 | http://www.suez-na.com |
| Superior Industrial Equipment | (515) 986-3323 | http://www.superiorpumps.com |
| Surveying And Mapping, LLC (SAM) | (660) 562-0050 | https://www.sam.biz/our-services/gis/ |
| T G Rankin | (636) 532-4555 | http://www.tgrankin.com |
| Team Laboratory Chemical Corporation | (218) 846-9490 | http://www.teamlab.net |
| TestAmerica Laboratories, Inc. | (800) 750-2401 | http://www.testamericainc.com |
| The Master's Touch, LLC | http://www.masterstouchonline.com/ | |
| Thein Well Company | (320) 796-2111 | http://www.theinwell.com |
| Thompson Innovation | (712) 224-3869 | http://www.thompsoninnovation.net |
| Titan Machinery | (515) 974-5100 | https://www.titanmachinery.com/ |
| Tnemec/Modern Coating Solutions | (402) 333-1511 | http://www.tnemec.com/sga |
| US Water Services Corp Fort Dodge | (515) 269-2336 | http://lims.uswutilitygroup.com/index.php |
| USA Blue Book | (847) 775-6901 | http://www.usabluebook.com |
| Utility Equipment Company | (563) 355-5376 | http://www.utilityequipmentco.com |
| Utility Solutions Associates, Inc. | (913) 390-4872 | http://www.utilitysolutionsassociates.com |
| Veenstra & Kimm, Inc. | (515) 225-8000 | http://www.v-k.net |
| Vermeer Sales and Service, Inc. | (641) 628-2000 | https://www.vermeer.com/na/parts |
| Vessco, Inc. | (515) 233-8599 | http://www.vessco.com |
| Viking Industrial Painting | (402) 639-3428 | http://vikingindustrialpainting.com |
| Visu-Sewer, Inc. | (800) 876-8478 | http://www.visu-sewer.com |
| Water Solutions Unlimited | (800) 359-3570 | http://www.getwsu.com |
| WaterSurplus | (815) 636-8833 | http://www.watersurplus.com |
| Westrum Leak Detection, Inc. | (515) 838-2222 | |
| Wigen Water Technologies | (952) 448-4884 | http://www.wigen.com |
| Willco, Inc. | (402) 573-7000 | http://www.willcoinc.com |
| Wisconsin Surplus Online Auction | (608) 437-2001 | http://www.wisconsinsurplus.com |
| Wonderware Midwest | (877) 826-9727 | http://www.wonderwaremidwest.com |
| Woodruff Construction, LLC | (515) 232-4535 | http://www.woodruffcompanies.com |
| WTR Solutions LLC | (515) 240-1050 | http://www.wtrsolutions.com |
| Ziegler Power Systems | (515) 957-3800 | http://www.zieglercat.com/power |