Office
Office Of Senator Jon Tester
Personal office staff only. Committee and leadership roles indexed separately.
Committees
Committee roster unavailable until backend ships.
Current staff
0
Annual payroll
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Total alumni
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Sponsored trips
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Chapter I
Current staff
No current staff on record.
Chapter II
Alumni
226 former staffers
| Name | Role | Dates | Member | Chamber | Source |
|---|---|---|---|---|---|
| Anneliese H. Slamowitz | LEGISLATIVE AIDE | Oct 1, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Corine B. Greiner | DIRECTOR OF OPERATIONS AND SCHEDULING | Oct 1, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Kasha R. Bradford-Adams | DEPUTY SCHEDULER | Oct 1, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Madeline Alpert | LEGISLATIVE AIDE | Oct 1, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Rachel Jakovac | DEPUTY PRESS SECRETARY | Oct 1, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Ian M. Williams | INTERN | Sep 4, 2024 to Dec 13, 2024 | DJon C. Tester | Senate | |
| Evan J. Sevaly | INTERN | Sep 4, 2024 to Dec 6, 2024 | DJon C. Tester | Senate | |
| Keiran T. Boyle | INTERN | Sep 3, 2024 to Dec 13, 2024 | DJon C. Tester | Senate | |
| Brandon Stockwell | INTERN | Sep 3, 2024 to Dec 12, 2024 | DJon C. Tester | Senate | |
| Melanie C. Phelps | INTERN | Sep 3, 2024 to Dec 6, 2024 | DJon C. Tester | Senate | |
| Kate M. Stephens | INTERN | Sep 3, 2024 to Dec 4, 2024 | DJon C. Tester | Senate | |
| Alyssa R. Latray | LEGISLATIVE ASSISTANT | Aug 1, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Sophie E. Archibald | INTERN | Jul 11, 2024 to Aug 8, 2024 | DJon C. Tester | Senate | |
| Jill Margaret Reilly | MONTANA PRESS SECRETARY | Jun 17, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Emma Trieweiler | INTERN | Jun 3, 2024 to Aug 9, 2024 | DJon C. Tester | Senate | |
| Jackson D. Wetherill | INTERN | May 28, 2024 to Aug 9, 2024 | DJon C. Tester | Senate | |
| Sydney N. Greek | INTERN | May 28, 2024 to Aug 6, 2024 | DJon C. Tester | Senate | |
| Kate Galindo | INTERN | May 22, 2024 to Aug 9, 2024 | DJon C. Tester | Senate | |
| Emily G. Hale | FIELD REPRESENTATIVE | May 20, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Zachary Craig | INTERN | May 20, 2024 to Aug 2, 2024 | DJon C. Tester | Senate | |
| Gwynivere R. Schooler | INTERN | May 13, 2024 to Aug 9, 2024 | DJon C. Tester | Senate | |
| Claire R. Rogers | STAFF ASSISTANT | Mar 1, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Daniel B. Martin | INTERN | Jan 18, 2024 to May 3, 2024 | DJon C. Tester | Senate | |
| Madeline Eve Kelly | INTERN | Jan 18, 2024 to May 2, 2024 | DJon C. Tester | Senate | |
| Madeline H. Epstein | INTERN | Jan 17, 2024 to Jan 30, 2024 | DJon C. Tester | Senate | |
| Connor Moynahan Jeffers | LEGISLATIVE ASSISTANT | Jan 8, 2024 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Seth D. Carmichael | INTERN | Jan 8, 2024 to Apr 26, 2024 | DJon C. Tester | Senate | |
| Isaac J. Nehring | INTERN | Jan 8, 2024 to Mar 22, 2024 | DJon C. Tester | Senate | |
| Kareniesa A. Kohn | FIELD REPRESENTATIVE/EXECUTIVE ASSISTANT | Oct 10, 2023 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Lindsey H. Huber | LEGISLATIVE CORRESPONDENT | Oct 1, 2023 to Jan 2, 2025 | DJon C. Tester | Senate | |
| McCabe Fuller Webb | LEGISLATIVE AIDE | Oct 1, 2023 to Jul 30, 2024 | DJon C. Tester | Senate | |
| Dylan T. Fernholz-Hartman | INTERN | Oct 1, 2023 to Dec 8, 2023 | DJon C. Tester | Senate | |
| Dylan T. Fermholz-Hartman | INTERN | Sep 19, 2023 to Sep 30, 2023 | DJon C. Tester | Senate | |
| Riley L. Ford | INTERN | Sep 13, 2023 to Nov 29, 2023 | DJon C. Tester | Senate | |
| Corinne Eleanore Ide | INTERN | Sep 7, 2023 to Dec 7, 2023 | DJon C. Tester | Senate | |
| Nathan R. Zobrak | STAFF ASSISTANT | Sep 6, 2023 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Evan M. Ecklund | INTERN | Aug 30, 2023 to Dec 1, 2023 | DJon C. Tester | Senate | |
| Jorgia Rae Hawthrone | INTERN | Aug 28, 2023 to Dec 8, 2023 | DJon C. Tester | Senate | |
| Christopher Douglas Bowman | DIGITAL MEDIA MANAGER | Aug 22, 2023 to Jan 1, 2025 | DJon C. Tester | Senate | |
| Ryan Thomas McManamen | EXECUTIVE ASSISTANT | Jun 26, 2023 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Alexandria Mansour Upton | INTERN | Jun 26, 2023 to Aug 11, 2023 | DJon C. Tester | Senate | |
| Hannah L. Bingham | INTERN | Jun 5, 2023 to Aug 15, 2023 | DJon C. Tester | Senate | |
| Beatrix Frissell | INTERN | Jun 5, 2023 to Jul 28, 2023 | DJon C. Tester | Senate | |
| Bianca Elena Rosen | INTERN | May 30, 2023 to Aug 4, 2023 | DJon C. Tester | Senate | |
| Lea Backus Hohenlohe | INTERN | May 22, 2023 to Aug 16, 2023 | DJon C. Tester | Senate | |
| Arthur Scott Pettit | FIELD REPRESENTATIVE | Apr 1, 2023 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Claire Kloster | FIELD REPRESENTATIVE | Jan 23, 2023 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Eli S. Cousin | PRESS SECRETARY | Jan 23, 2023 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Cole Henry Josephs | INTERN | Jan 9, 2023 to May 12, 2023 | DJon C. Tester | Senate | |
| Parker Marie Sanford | INTERN | Jan 9, 2023 to May 5, 2023 | DJon C. Tester | Senate | |
| Jack F. Hoyt | INTERN | Jan 9, 2023 to May 4, 2023 | DJon C. Tester | Senate | |
| Harry Wilbour Child III | MONTANA PRESS SECRETARY | Oct 1, 2022 to May 15, 2024 | DJon C. Tester | Senate | |
| Thomas M. Culver | LEGISLATIVE ASSISTANT | Oct 1, 2022 to Jan 12, 2024 | DJon C. Tester | Senate | |
| Jacob M. Springer | DIGITAL MEDIA DIRECTOR | Oct 1, 2022 to Sep 12, 2023 | DJon C. Tester | Senate | |
| Jessica A. Raty | LEGISLATIVE CORRESPONDENT | Oct 1, 2022 to Jul 6, 2023 | DJon C. Tester | Senate | |
| Katherine E. Anderson | EXECUTIVE ASSISTANT | Oct 1, 2022 to May 14, 2023 | DJon C. Tester | Senate | |
| Graham Allen McCarthy Whitney | INTERN | Sep 13, 2022 to Dec 9, 2022 | DJon C. Tester | Senate | |
| Samantha A. Wells | INTERN | Sep 6, 2022 to Dec 16, 2022 | DJon C. Tester | Senate | |
| Katharine G. Edwards | INTERN | Aug 29, 2022 to Dec 7, 2022 | DJon C. Tester | Senate | |
| Halle J. Keltner | FIELD REPRESENTATIVE | Jul 25, 2022 to Mar 19, 2024 | DJon C. Tester | Senate | |
| Veronica Ann Chase | LEGISLATIVE ASSISTANT | Jun 13, 2022 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Colin McLean | INTERN | Jun 1, 2022 to Aug 11, 2022 | DJon C. Tester | Senate | |
| Kathleen Marie Hahn | VETERANS LIAISON | May 30, 2022 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Olivia Katherine Loos | INTERN | May 26, 2022 to Jul 26, 2022 | DJon C. Tester | Senate | |
| Isabella Kathleen Castriz | INTERN | May 23, 2022 to Aug 5, 2022 | DJon C. Tester | Senate | |
| Shealyn Veronica Davis | INTERN | May 23, 2022 to Aug 1, 2022 | DJon C. Tester | Senate | |
| Aren Michael Kariotis | INTERN | May 18, 2022 to Aug 1, 2022 | DJon C. Tester | Senate | |
| Shiva-Nandan Arens | REGIONAL DIRECTOR | May 11, 2022 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Kaylyn Elizabeth Roberts | FIELD REPRESENTATIVE | Apr 11, 2022 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Amanda M. Casey | REGIONAL DIRECTOR | Apr 1, 2022 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Josiah S. Porcel | REGIONAL DIRECTOR | Apr 1, 2022 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Madeline M. Del Guerra | INTERN | Apr 1, 2022 to Aug 4, 2022 | DJon C. Tester | Senate | |
| Zara Morris | INTERN | Apr 1, 2022 to Jul 21, 2022 | DJon C. Tester | Senate | |
| Lucy Child | INTERN | Jan 26, 2022 to May 13, 2022 | DJon C. Tester | Senate | |
| Rio I Aagaard-Shivley | FIELD REPRESENTATIVE | Jan 18, 2022 to Mar 5, 2024 | DJon C. Tester | Senate | |
| Jeremiah M. Genereux | INTERN | Jan 18, 2022 to May 5, 2022 | DJon C. Tester | Senate | |
| Dylan T. Yonce | INTERN | Jan 12, 2022 to May 6, 2022 | DJon C. Tester | Senate | |
| Andrew M. Milzarski | VETERAN LIAISON | Nov 15, 2021 to Mar 3, 2022 | DJon C. Tester | Senate | |
| Amie C. Kusch | FIELD REPRESENTATIVE | Oct 4, 2021 to Jan 23, 2023 | DJon C. Tester | Senate | |
| Caitlin J. Avey | REGIONAL DIRECTOR | Oct 1, 2021 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Korbin L. Bragstad | LEGISLATIVE CORRESPONDENT | Oct 1, 2021 to Jul 17, 2023 | DJon C. Tester | Senate | |
| Jennifer R. Harthan | LEGISLATIVE CORRESPONDENT | Oct 1, 2021 to Jan 19, 2023 | DJon C. Tester | Senate | |
| Roy A. Loewenstein | DEPUTY COMMUNICATIONS DIRECTOR | Oct 1, 2021 to Dec 1, 2022 | DJon C. Tester | Senate | |
| Maggie A. Miltko | LEGISLATIVE CORRESPONDENT | Oct 1, 2021 to Jul 8, 2022 | DJon C. Tester | Senate | |
| Nathan Kohl Wyatt | LEGISLATIVE AIDE | Oct 1, 2021 to Jan 26, 2022 | DJon C. Tester | Senate | |
| Dillon G. Sarb | INTERN | Sep 1, 2021 to Dec 17, 2021 | DJon C. Tester | Senate | |
| Gabriella Tj Blatt | LEGISLATIVE ASSISTANT | Jul 12, 2021 to Apr 23, 2024 | DJon C. Tester | Senate | |
| Wint K. Oo | LEGISLATIVE ASSISTANT | Jun 3, 2021 to Jan 2, 2025 | DJon C. Tester | Senate | |
| George T. Wolcott | FIELD REPRESENTATIVE | May 24, 2021 to Aug 20, 2021 | DJon C. Tester | Senate | |
| Peter R. Matt | NATIVE AMERICAN LIAISON | May 21, 2021 to Oct 10, 2024 | DJon C. Tester | Senate | |
| Alice Smith B. Works | FIELD REPRESENTATIVE AND SERVICE ACADEMY COORDINATOR | Apr 1, 2021 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Stephanie E. Johnson | LEGISLATIVE ASSISTANT | Apr 1, 2021 to May 3, 2022 | DJon C. Tester | Senate | |
| Jason P. Hogan | LEGISLATIVE CORRESPONDENT | Apr 1, 2021 to Sep 17, 2021 | DJon C. Tester | Senate | |
| Corine B. Weiler | DIRECTOR OF SCHEDULING | Nov 4, 2020 to Sep 30, 2023 | DJon C. Tester | Senate | |
| Valerie H. McMakin | LEGISLATIVE ASSISTANT | Apr 1, 2020 to Feb 12, 2021 | DJon C. Tester | Senate | |
| Kevin M. Rietz | INTERN | Jan 28, 2020 to Mar 20, 2020 | DJon C. Tester | Senate | |
| Mattea C. Prison | INTERN | Jan 14, 2020 to Jun 5, 2020 | DJon C. Tester | Senate | |
| Christopher J. Malcomson | INTERN | Jan 14, 2020 to Apr 1, 2020 | DJon C. Tester | Senate | |
| Zach F. Ringsak | FIELD REPRESENTATIVE | Oct 30, 2019 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Elizabeth L. Connolly | LEGISLATIVE ASSISTANT | Sep 13, 2019 to Nov 7, 2024 | DJon C. Tester | Senate | |
| Sophia M. Wilson | INTERN | Sep 10, 2019 to Dec 13, 2019 | DJon C. Tester | Senate | |
| Weston J. Haycock | STAFF ASSISTANT | Jul 24, 2019 to Feb 28, 2021 | DJon C. Tester | Senate | |
| Margaret I Kirn | INTERN | Jul 10, 2019 to Aug 16, 2019 | DJon C. Tester | Senate | |
| Kendra I Vogel | INTERN | Jun 24, 2019 to Nov 27, 2019 | DJon C. Tester | Senate | |
| Caelin D. Marum | INTERN | Jun 17, 2019 to Aug 16, 2019 | DJon C. Tester | Senate | |
| Daisy M. Ward | INTERN | Jun 10, 2019 to Aug 2, 2019 | DJon C. Tester | Senate | |
| Anson M. Nygaard | VETERANS LIAISON | Jun 3, 2019 to Aug 6, 2021 | DJon C. Tester | Senate | |
| Faith A. Scow | INTERN | Jun 3, 2019 to Aug 15, 2019 | DJon C. Tester | Senate | |
| Emma M. Trunkle | INTERN | Jun 3, 2019 to Aug 9, 2019 | DJon C. Tester | Senate | |
| Aubrey J. Walter | INTERN | Jun 3, 2019 to Aug 7, 2019 | DJon C. Tester | Senate | |
| Chase M. Comes At Night | INTERN | Jun 3, 2019 to Jul 30, 2019 | DJon C. Tester | Senate | |
| Katherine N. McCleary | LEGISLATIVE ASSISTANT | May 28, 2019 to May 12, 2021 | DJon C. Tester | Senate | |
| Riley E. Hoveland | INTERN | May 28, 2019 to Aug 22, 2019 | DJon C. Tester | Senate | |
| McKenzie Gallagher | INTERN | May 28, 2019 to Aug 16, 2019 | DJon C. Tester | Senate | |
| Piper M. Stretz | DIGITAL MEDIA ASSISTANT | Apr 1, 2019 to Aug 18, 2021 | DJon C. Tester | Senate | |
| Vincent Edlo Camillo | FIELD REPRESENTATIVE | Mar 26, 2019 to Mar 16, 2021 | DJon C. Tester | Senate | |
| Kathleen E. Rubinger | LEGISLATIVE ASSISTANT | Feb 4, 2019 to Jun 24, 2021 | DJon C. Tester | Senate | |
| Sarah Feldman | COMMUNICATIONS DIRECTOR | Jan 22, 2019 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Suleyman M. Agdag | INTERN | Jan 16, 2019 to Apr 5, 2019 | DJon C. Tester | Senate | |
| Wyatt D. Coleman | INTERN | Jan 16, 2019 to Mar 29, 2019 | DJon C. Tester | Senate | |
| Paul S. Kim | INTERN | Jan 15, 2019 to May 15, 2019 | DJon C. Tester | Senate | |
| Tiana A. Lyew | PRESS INTERN | Jan 15, 2019 to Apr 26, 2019 | DJon C. Tester | Senate | |
| Pamela R. Haxby-Cote | STATE DIRECTOR | Jan 7, 2019 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Theresa M. Wrzesinski | INTERN | Jan 7, 2019 to Feb 18, 2019 | DJon C. Tester | Senate | |
| Evan L. McCullers | EXECUTIVE ASSISTANT | Jan 2, 2019 to Jun 2, 2020 | DJon C. Tester | Senate | |
| Justin Folsom | LEGISLATIVE DIRECTOR | Nov 26, 2018 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Dylan M. Laslovich | CHIEF OF STAFF | Oct 1, 2018 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Laura R. Peterson | LEGISLATIVE COUNSEL | Oct 1, 2018 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Andrew Mark Bixler | DEPUTY PRESS SECRETARY | Oct 1, 2018 to Nov 29, 2021 | DJon C. Tester | Senate | |
| Cormac Lee Sullivan | PRESS ASSISTANT | Oct 1, 2018 to May 25, 2021 | DJon C. Tester | Senate | |
| Madeline A. Forbis | FIELD REPRESENTATIVE | Oct 1, 2018 to May 14, 2021 | DJon C. Tester | Senate | |
| Genevieve M. Beltrone | LEGISLATIVE AIDE | Oct 1, 2018 to Apr 2, 2021 | DJon C. Tester | Senate | |
| Alexander B. Rugoff | LEGISLATIVE CORRESPONDENT | Oct 1, 2018 to Aug 13, 2019 | DJon C. Tester | Senate | |
| Stuart A. Varvel | LEGISLATIVE ASSISTANT & FOREIGN POL ADVISOR | Oct 1, 2018 to Aug 1, 2019 | DJon C. Tester | Senate | |
| Kellin C. Clark | SENIOR ECONOMIC ADVISOR | Oct 1, 2018 to Jul 25, 2019 | DJon C. Tester | Senate | |
| Victoria R. Scordato | PRESS SECRETARY/DIGITAL MEDIA MANAGER | Apr 1, 2018 to Aug 8, 2019 | DJon C. Tester | Senate | |
| David A. Kuntz | DEPUTY COMMUNICATIONS DIRECTOR | Apr 1, 2018 to Jun 27, 2019 | DJon C. Tester | Senate | |
| Jenna R. Behringer | PRESS ASSISTANT | Nov 28, 2017 to Jun 27, 2018 | DJon C. Tester | Senate | |
| Robyn L. Yancey | FIELD REPRESENTATIVE | Sep 25, 2017 to Jun 29, 2018 | DJon C. Tester | Senate | |
| Jacob J. MacIag | REGIONAL DIRECTOR | Sep 18, 2017 to Nov 8, 2021 | DJon C. Tester | Senate | |
| Jenna M. Rhoads | FIELD REPRESENTATIVE | Jul 17, 2017 to Mar 26, 2019 | DJon C. Tester | Senate | |
| Sharen K. Kickingwoman | LEGISLATIVE ASSISTANT | Jul 17, 2017 to Nov 30, 2018 | DJon C. Tester | Senate | |
| Molly P. Bell | REGIONAL DIRECTOR | Jun 26, 2017 to Jul 2, 2022 | DJon C. Tester | Senate | |
| Michael G. Eck | SYSTEMS ADMINISTRATOR | Apr 12, 2017 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Henry P. Ring | LEGISLATIVE ASSISTANT | Apr 1, 2017 to Nov 4, 2022 | DJon C. Tester | Senate | |
| Trina M. Newton | STATE SCHEDULER | Apr 1, 2017 to Jun 7, 2019 | DJon C. Tester | Senate | |
| Brennen P. Cain | LEGISLATIVE CORRESPONDENT | Apr 1, 2017 to Apr 12, 2019 | DJon C. Tester | Senate | |
| Aaron T. Murphy | CHIEF OF STAFF | Jan 1, 2017 to Feb 6, 2019 | DJon C. Tester | Senate | |
| Patrick T. Stranix | LEGISLATIVE ANALYST | Dec 12, 2016 to Jan 17, 2018 | DJon C. Tester | Senate | |
| Lindsay Ann Erickson | LEGISLATIVE COUNSEL | Nov 14, 2016 to Jan 6, 2019 | DJon C. Tester | Senate | |
| Robyn R. Madison | REGIONAL DIRECTOR | Oct 1, 2016 to Jul 1, 2022 | DJon C. Tester | Senate | |
| Jamie J. Lynch | ASSISTANT TO CHIEF OF STAFF & LEGISLATIVE DIRECTOR | Oct 1, 2016 to Oct 30, 2017 | DJon C. Tester | Senate | |
| Michael S. Lavalley | NATIVE AMERICAN LIAISON | Aug 29, 2016 to Jun 22, 2020 | DJon C. Tester | Senate | |
| Hannah E. Vanhoose | LEGISLATIVE ASSISTANT | Apr 1, 2016 to Jan 11, 2019 | DJon C. Tester | Senate | |
| Cassandra W. Byerly | LEGISLATIVE CORRESPONDENT | Apr 1, 2016 to Jan 31, 2017 | DJon C. Tester | Senate | |
| Robyn M. Ryerson | REGIONAL DIRECTOR | Apr 1, 2016 to Sep 30, 2016 | DJon C. Tester | Senate | |
| Shannon D. Young | STAFF ASSISTANT | Mar 28, 2016 to May 5, 2017 | DJon C. Tester | Senate | |
| Edwin J. Zimpel | FIELD REPRESENTATIVE | Nov 9, 2015 to Aug 28, 2017 | DJon C. Tester | Senate | |
| Chad L. Campbell | REGIONAL DIRECTOR | Oct 1, 2015 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Luke P. Jackson | MONTANA PRESS SECRETARY | Oct 1, 2015 to Mar 23, 2018 | DJon C. Tester | Senate | |
| Jesse R. Anderson | AGRICULTURE LIAISON | Jun 15, 2015 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Sara M. Thane | FIELD REPRESENTATIVE | Apr 20, 2015 to Aug 21, 2017 | DJon C. Tester | Senate | |
| Molly K. Sherlock | LEGISLATIVE CORRESPONDENT | Apr 20, 2015 to Apr 17, 2016 | DJon C. Tester | Senate | |
| John L. Braswell | DEPUTY COMMUNICATIONS DIRECTOR | Apr 1, 2015 to Mar 30, 2016 | DJon C. Tester | Senate | |
| Virginia B. Loranger | REGIONAL DIRECTOR | Apr 1, 2015 to Oct 16, 2015 | DJon C. Tester | Senate | |
| Janelle G. Diluccia | SENIOR LEGISLATIVE ASSISTANT | Feb 2, 2015 to Oct 6, 2016 | DJon C. Tester | Senate | |
| Anthony S. McClain | SENIOR LEGISLATIVE ASSISTANT | Jan 24, 2015 to Jan 2, 2017 | DJon C. Tester | Senate | |
| Ashley E. Poling | LEGISLATIVE AIDE | Jan 24, 2015 to Mar 1, 2015 | DJon C. Tester | Senate | |
| Jake J. MacIag | FIELD REPRESENTATIVE | Jan 3, 2015 to Oct 16, 2015 | DJon C. Tester | Senate | |
| Kim S. Krueger | ECONOMIC ADVISOR | Jan 3, 2015 to Feb 13, 2015 | DJon C. Tester | Senate | |
| James D. Wise | CHIEF OF STAFF | Oct 1, 2014 to Jan 8, 2017 | DJon C. Tester | Senate | |
| Rebecca A. Barger | ASSISTANT TO THE CHIEF OF STAFF & LEGISLATIVE DIRECTOR TO OCT. 2 AND FROM | Oct 1, 2014 to Mar 31, 2015 | DJon C. Tester | Senate | |
| Stacey J. Anderson | DEPUTY STATE DIRECTOR | Jun 2, 2014 to Jan 30, 2015 | DJon C. Tester | Senate | |
| Flannery Geoghegan | LEGISLATIVE CORRESPONDENT | May 19, 2014 to Apr 25, 2016 | DJon C. Tester | Senate | |
| Rikki Lynn Henderson | EXECUTIVE ASSISTANT/ FIELD REPRESENTATIVE | Apr 28, 2014 to Mar 1, 2018 | DJon C. Tester | Senate | |
| Elliot P. Howard | STAFF ASSISTANT | Apr 14, 2014 to Mar 23, 2016 | DJon C. Tester | Senate | |
| Shannon K. Lewis | REGIONAL DIRECTOR | Apr 1, 2014 to Mar 23, 2016 | DJon C. Tester | Senate | |
| Marnee Banks | COMMUNICATIONS DIRECTOR | Mar 18, 2014 to Jan 14, 2019 | DJon C. Tester | Senate | |
| Carla M. Lott | NATIVE AMERICAN LIAISON | Dec 2, 2013 to Jun 19, 2016 | DJon C. Tester | Senate | |
| Genvieve M. Beltrone | STAFF ASSISTANT | Nov 18, 2013 to Mar 31, 2014 | DJon C. Tester | Senate | |
| Sierra N. Howlett | LEGISLATIVE ASSISTANT | Oct 21, 2013 to Feb 28, 2014 | DJon C. Tester | Senate | |
| Erik C. Nylund | REGIONAL DIRECTOR AND NATURAL RESOURCES LIAISON | Oct 1, 2013 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Dayna E. Swanson | STATE DIRECTOR | Oct 1, 2013 to Jan 14, 2019 | DJon C. Tester | Senate | |
| Daniel Malessa | DPTY COMMITTEE DIRECTOR/PRESS SECRETARY | Oct 1, 2013 to Jan 14, 2015 | DJon C. Tester | Senate | |
| Monica Carmean | LEGAL COUNSEL | Jul 10, 2013 to Aug 15, 2016 | DJon C. Tester | Senate | |
| Madeline Bermes | LEGISLATIVE CORRESPONDENT | Apr 8, 2013 to May 8, 2014 | DJon C. Tester | Senate | |
| Alpha G. Lillstrom | SENIOR POLICY ADVISOR AND COUNSEL FOR HEALH EDUCATION AND JUDICIARY TO | Apr 1, 2013 to Sep 30, 2013 | DJon C. Tester | Senate | |
| Nicholas Carter | SYSTEM ADMINISTRATOR | Jan 9, 2013 to Feb 27, 2015 | DJon C. Tester | Senate | |
| Deborah T. Frandsen | REGIONAL DIRECTOR | Oct 1, 2012 to Mar 7, 2022 | DJon C. Tester | Senate | |
| Katie L. Russell | ASSISTANT TO CHIEF OF STAFF & LEGISLATIVE DIRECTOR | Oct 1, 2012 to Mar 31, 2014 | DJon C. Tester | Senate | |
| Andrea K. Helling | COMMUNICATIONS DIRECTOR | Oct 1, 2012 to Feb 28, 2014 | DJon C. Tester | Senate | |
| Mollie Binotto | LEGISLATIVE CORRESPONDENT | Oct 1, 2012 to Sep 10, 2013 | DJon C. Tester | Senate | |
| Alison O'Donnell | SENIOR ECONOMIC ADVISOR | Sep 1, 2011 to Dec 15, 2014 | DJon C. Tester | Senate | |
| Miranda J. Dalpiaz | LEGISLATIVE CORRESPONDENT | Mar 26, 2012 to May 28, 2013 | DJon C. Tester | Senate | |
| Maia M. Aageson | AGRICULTURAL LIAISON | Aug 15, 2011 to Jun 1, 2015 | DJon C. Tester | Senate | |
| Cheryl M. Ulmer | REGIONAL DIRECTOR | Apr 1, 2011 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Susan Cierlitsky | ADMINISTRATIVE DIRECTOR | Apr 1, 2011 to Jan 2, 2025 | DJon C. Tester | Senate | |
| Trecia B. McEvoy | SCHEDULER | Apr 1, 2011 to Dec 23, 2020 | DJon C. Tester | Senate | |
| Vicky C. Stephens | FIELD REPRESENTATIVE | Apr 1, 2011 to Oct 31, 2019 | DJon C. Tester | Senate | |
| Bruce W. Knutson | VETERAN LIAISON | Apr 1, 2011 to Mar 8, 2019 | DJon C. Tester | Senate | |
| Penny L. Zimmerman | REGIONAL DIRECTOR | Apr 1, 2011 to Jan 24, 2019 | DJon C. Tester | Senate | |
| Jennifer D. Madgic | REGIONAL DIRECTOR | Apr 1, 2011 to Oct 3, 2017 | DJon C. Tester | Senate | |
| Jeanne E. Forrester | SCHEDULER | Apr 1, 2011 to Jul 15, 2017 | DJon C. Tester | Senate | |
| Rachel C. Court | REGIONAL DIRECTOR | Apr 1, 2011 to Jun 30, 2017 | DJon C. Tester | Senate | |
| Virginia B. Sloan | REGIONAL DIRECTOR | Apr 1, 2011 to Mar 31, 2015 | DJon C. Tester | Senate | |
| Siobhan M. Gilmartin | FIELD REPRESENTATIVE | Apr 1, 2011 to Jan 13, 2015 | DJon C. Tester | Senate | |
| Thomas K. Lopach | CHIEF OF STAFF | Apr 1, 2011 to Dec 23, 2014 | DJon C. Tester | Senate | |
| Brian P. Fishbach | STAFF ASSISTANT | Apr 1, 2011 to Nov 20, 2013 | DJon C. Tester | Senate | |
| William P. Lombardi Jr. | STATE DIRECTOR | Apr 1, 2011 to Oct 30, 2013 | DJon C. Tester | Senate | |
| Pamela Rae Cote | REGIONAL DIRECTOR | Apr 1, 2011 to Oct 22, 2013 | DJon C. Tester | Senate | |
| Mark D. Jette | LEGISLATIVE ASSISTANT | Apr 1, 2011 to Aug 30, 2013 | DJon C. Tester | Senate | |
| Amy A. Croover | FIELD REPRESENTATIVE | Apr 1, 2011 to Aug 28, 2013 | DJon C. Tester | Senate | |
| Nathan M. Taylor | LEGISLATIVE ASSISTANT | Apr 1, 2011 to Aug 7, 2013 | DJon C. Tester | Senate | |
| Montana Colleen James | EXECUTIVE ASSISTANT | Apr 1, 2011 to Mar 18, 2013 | DJon C. Tester | Senate | |
| Stephenne S. Harding | LEGISLATIVE ASSISTANT | Apr 1, 2011 to Mar 4, 2013 | DJon C. Tester | Senate | |
| Tracy Stone-Manning | REGIONAL DIRECTOR | Apr 1, 2011 to Jan 16, 2013 | DJon C. Tester | Senate | |
| Andrew H. Tweeten | SYSTEMS ADMINISTRATOR | Apr 1, 2011 to Nov 5, 2012 | DJon C. Tester | Senate | |
| Kaetlyn Cordingley | LEGISLATIVE CORRESPONDENT | Apr 1, 2011 to Aug 4, 2012 | DJon C. Tester | Senate | |
| Samantha Becker | STAFF ASSISTANT | Apr 1, 2011 to Jun 11, 2012 | DJon C. Tester | Senate | |
| Zachary M. Radford | LEGISLATIVE ASSISTANT | Apr 1, 2011 to Mar 2, 2012 | DJon C. Tester | Senate | |
| Christine Roberts | RESEARCHER | Apr 1, 2011 to Jan 17, 2012 | DJon C. Tester | Senate | |
| John P. Labombard | DEPUTY PRESS SECRETARY | Apr 1, 2011 to Jul 10, 2011 | DJon C. Tester | Senate | |
| Mary K. Lang | FIELD REPRESENTATIVE | Apr 1, 2011 to Jul 1, 2011 | DJon C. Tester | Senate | |
| Stacey J. Parenteau | SPECIAL PROJECTS MANAGER | Apr 1, 2011 to May 20, 2011 | DJon C. Tester | Senate | |
| Jacob S. Cowgill | AGRICULTURAL LIAISON | Apr 1, 2011 to May 17, 2011 | DJon C. Tester | Senate | |
| David S. Fine | FIELD REPRESENTATIVE | Apr 1, 2011 to Apr 5, 2011 | DJon C. Tester | Senate |