| Scott | Wynja | Sioux Center |
| David | Wilwerding | City of Johnston |
| Katie | Wilson | Elkhart |
| Chrissi | Wiersma | Hudson |
| Ty | Wheeler | City of Osceola |
| Carol | Webb | Marshalltown/Muscatine |
| Brock | Waters | Osage |
| Wade | Wagoner | Colfax |
| Timothy | Vick | Manchester |
| Jason | Vacura | Le Mars |
| Heather | Ussery | Knoxville |
| Mike | Taylor | Creston |
| Mike | Taylor | Creston |
| Lori | Stansberry | Conrad |
| Cole | Smith | Riverside |
| Barb | Smith | Algona |
| Jody | Smith | West Des Moines |
| Susan | Sembach | Sibley |
| Mike | Schrock | Ankeny |
| DENISE | SCHNEIDER | MCGREGOR |
| Matthew | Schmitz | Independence |
| Brittany | Sandquist | Adel |
| Laura | Reveles | West Des Moines |
| Jeff | Reiter | Bettendorf |
| Cami | Rassmussen | Solon |
| Cami | Rasmussen | Solon |
| Teresa | Pudenz | Lake View |
| Mike | Pogge-Weaver | Johnston |
| Decker | Ploehn | Bettendorf |
| Adam | Plagge | windsor heights |
| Randy | Pierce | Altoona |
| Scott | Peterson | Jefferson |
| Sven | Peterson | Perry |
| Sven | Peterson | Perry |
| Marketa | Oliver | Bondurant |
| Shawn | O'Shea | MSA Professional Services, Inc. |
| Cole | O'Donnell | Ottumwa |
| Tammy | Nuckolls | Holstein |
| Chris | Nosbisch | Mount Vernon |
| Keri | Navratil | Storm Lake |
| Mike | Nardini | Pella |
| Dylan | Mulfinger | Oelwein |
| Eldy | Miller | Ely |
| Matt | McQuillen | Clive |
| Rebecca | McDonald | Alburnett |
| Doug | Maxeiner | City of Davenport |
| Matt | Mardensen | JEO |
| Gregg | Mandsager | West Burlington |
| Ryan | Maehl | City of Fort Dodge, IA |
| Nick | MacGregor | burlington |
| Nick | MacGregor | City of Burlington |
| Steve | Lindner | DeWitt |
| Laura | Liegois | Fort Madison |
| Andrew | Lent | Altoona |
| Andrew | Lent | Altoona |
| Kirk | Lehmann | Iowa City |
| Jamie | Lawrence | Sac City |
| Susi | Lampe | Independence |
| Aaron | Kooiker | Carroll |
| Adam | Kofoed | West Branch |
| Adam | Kofoed | West Branch |
| Allison | Kitzman | City of Lenox |
| Andrew | Kida | Camanche |
| Amber | Julseth | Northwood |
| A.J. | Johnson | Urbandale |
| Mark | Jackson | Story City |
| Andrew | Inhelder | MSA Professional Services, Inc. |
| Chelsea | Huisman | Polk City |
| Daisy | Huffman | Forest City |
| Jeff | Horne | Wilton |
| Jim | Holz | MSA Professional Services, Inc. |
| Brent | Hinson | Mason City |
| Brent | Hinson | Mason City |
| Ryan | Heiar | North Liberty |
| Kelly | Hayworth | Coralville |
| David | Haugland | City of Huxley |
| Ellen | Habel | Coralville |
| Travis | Goedken | Decorah |
| Dan | Gifford | Spencer |
| Gene | Gettys | Harlan |
| Joe | George | Malvern |
| Lee | Geertz | West Liberty |
| Lee | Geertz | City of West Liberty |
| LINDA | GAUL | Earlville |
| Brandon | Garrett | Council Bluffs |
| Linda | Gail | Earlville |
| Joe | Gaa | Washington |
| Jason | Fraser | Centerville |
| Russell | Farnum | Monticello |
| Russell | Farnum | Monticello |
| Ondrea | Elmquist | Boone |
| Ron | Dunt | Hampton |
| Dave | Derragon | Storm Lake |
| Bradly | Deets | Waukee |
| Jennifer | Cowsert | Elkader |
| Jordan | Cook | Nevada |
| John | Cook | Dallas Center |
| Jim | Collins | Garner |
| Penny | Clayton | Estherville |
| Carol | Chicoine | West Okoboji |
| Cori | Burbach | Dubuque |
| Anthony | Brown | City of Adel |
| Curtis | Brown | Urbandale |
| James | Bronner | Waverly |
| Lori | Boren | Mount Vernon |
| Elizabeth | Bonz | Asbury |
| Cole | Bockelmann | Humboldt |
| Jamie | Blume | Guttenberg |
| Emmanuel | Bellegarde | Keokuk |
| Lucas | Battani | City of Baxter |
| Chris | Ball | Dmc Regional Waste Commission |
| Chris | Ball | Des Moines County Regional Solid Waste Commission |
| Jake | Anderson | Grimes |
