Congressional Pictorial Directory
REPUBLICAN
U.S. Representative · Florida 21st District
Brian J.
Mast
Terms served
5
House
Years in Congress
9.4y
Since 2017
Bills sponsored
151
All time
Bills cosponsored
1201
All time
Current staff
17
Personal office
Career staff alumni
61
Distinct people
% with party
…
Voting record pending
Chapter I
Legislative Activity
Sponsored: 151 bills all time · Cosponsored: 1201 bills all time. Showing sponsored bills in the 119th Congress.
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Chapter II
Committees
5 assignments across 1 congress
119th Congress
House
House Committee on Foreign Affairs
ChairHouse Committee on Transportation and Infrastructure
MemberAviation
MemberCoast Guard and Maritime Transportation
MemberWater Resources and Environment
MemberChapter III
Office & Staff
Current personal office roster · 17 staffers
Staff · 17· A–Z by last name
| Name | Role | Dates | Source |
|---|---|---|---|
| Shelly Ballaish | SCHEDULER | Oct 1, 2025 to Dec 31, 2025 | |
| Savanah R. Bustin | DEPUTY COMMUNICATIONS DIRECTOR | May 23, 2022 to Dec 31, 2025 | |
| David L. Casimes | LEGISLATIVE CORRESPONDENT | Apr 1, 2025 to Dec 31, 2025 | |
| Antonio Castro | SHARED EMPLOYEE | Apr 1, 2019 to Dec 31, 2025 | |
| Edward Celaya III | CONSTITUENT SERVICES DIRECTOR | Jun 1, 2025 to Dec 31, 2025 | |
| Kaitlyn T. Constantini | COMMUNICATIONS DIRECTOR | Feb 27, 2025 to Dec 31, 2025 | |
| Ross M. Dietrich | DEPUTY CHIEF OF STAFF | Jul 1, 2025 to Dec 31, 2025 | |
| Madison S. Engelking | EXT RELATIONS/OPERATIONS | Nov 1, 2025 to Dec 31, 2025 | |
| Annmarie M. Graham-Barnes | CHIEF OF STAFF | Jan 3, 2025 to Dec 31, 2025 | |
| Derek Hankerson | CONSTITUENT SERVICES REPRESENTATIVE | Feb 2, 2017 to Dec 31, 2025 | |
| Jaylene N. Kennedy | LEGISLATIVE ASSISTANT | Jul 7, 2025 to Dec 31, 2025 | |
| Stephen G. Leighton | DEPUTY CHIEF OF STAFF | Jan 16, 2017 to Dec 31, 2025 | |
| Angel M. Robertson | OUTREACH COORDINATOR | Jun 1, 2018 to Dec 31, 2025 | |
| Isabella J. Robertson | PART-TIME EMPLOYEE | Dec 22, 2022 to Dec 31, 2025 | |
| Shanna E. Schlabach | SHARED EMPLOYEE | Jan 1, 2023 to Dec 31, 2025 | |
| Jordan R. Sejour | DISTRICT DIRECTOR | Jul 1, 2021 to Dec 31, 2025 | |
| Amy C. Vopal | CONSTITUENT SERVICES REPRESENTATIVE | Jul 1, 2022 to Dec 31, 2025 |
Chapter IV
Staff Alumni
Former personal office staff · 54 staffers · 7 interns
Alumni staff · 54· A–Z by last name
| Name | Role | Dates | Source |
|---|---|---|---|
| Haris Alic | COMMUNICATIONS DIRECTOR | Mar 1, 2024 to Jan 2, 2025 | |
| Ely M. Almendarez | LEGISLATIVE ASSISTANT | Mar 1, 2024 to May 31, 2024 | |
| Olivia L. Babine | SHARED EMPLOYEE | Nov 1, 2024 to Nov 30, 2024 | |
| Donald G. Barber | SHARED EMPLOYEE | Jun 1, 2025 to Jun 30, 2025 | |
| Evan H. Bergwall III | SENIOR POLICY ADVISOR | Jan 3, 2018 to Jun 30, 2018 | |
| Max R. Berry | LEGISLATIVE ASSISTANT | May 1, 2022 to Feb 12, 2023 | |
| Francis P. Brennan | COMMUNICATIONS DIRECTOR | Feb 22, 2021 to May 31, 2021 | |
| Wesley R. Brooks | SENIOR LEGISLATIVE ASSISTANT | Feb 13, 2017 to Mar 31, 2017 | |
| Nicholas A. Ciotti | FIELD REPRESENTATIVE | Mar 1, 2017 to Jan 5, 2020 | |
| Spencer M. Collins | STAFF ASSISTANT AND PRESS ASSI | Jun 12, 2024 to Jan 2, 2025 | |
| Stephanie J. Cope | LEGISLATIVE CORRESPONDENT | Apr 1, 2019 to Nov 11, 2019 | |
| Reginald B. Darby | SHARED EMPLOYEE | Feb 1, 2017 to Feb 3, 2017 | |
| John O. Faherty | SHARED EMPLOYEE | Nov 1, 2022 to Aug 31, 2023 | |
| Matthew L. Fisher | DISTRICT PRESS SECRETARY | Mar 15, 2023 to Oct 11, 2023 | |
| Julian D. Fleischman | LEGISLATIVE ASSISTANT | Oct 1, 2019 to Jan 12, 2021 | |
| Amy C. Galante | CONSTITUENT SERVICES REPRESENTATIVE | Jul 1, 2017 to Jun 30, 2022 | |
| Charles Gann | LEGISLATIVE ASSISTANT | Apr 1, 2023 to Apr 25, 2025 | |
| Ann M. Graham | COMMUNICATIONS DIRECTOR | Jun 1, 2021 to Dec 31, 2023 | |
| John L. Haddox | FIELD REPRESENTATIVE | Feb 1, 2017 to Jun 30, 2020 | |
| Joseph R. Harrington | LEGISLATIVE CORRESPONDENT | Jun 10, 2024 to Apr 6, 2025 | |
| Jake B. Hill | MILITARY LEGISLATIVE ASSISTANT | Feb 4, 2025 to Aug 8, 2025 | |
| Robert H. Hoppenstein | TEMPORARY EMPLOYEE | Dec 13, 2020 to Jan 30, 2021 | |
| Hannah L. Hughes | SCHEDULER | Jul 3, 2017 to Sep 30, 2018 | |
| Jinwook Hwang | DEPUTY COMMUNICATIONS DIRECTOR | May 1, 2022 to Jan 2, 2025 | |
| Steven A. Koncar | LEGISLATIVE DIRECTOR | Feb 11, 2021 to Jan 2, 2023 | |
| James Langenderfer | CHIEF OF STAFF | Jan 3, 2017 to Jan 2, 2025 | |
| John J. Law | PRESS ASSISTANT | May 3, 2021 to Dec 2, 2022 | |
| Gregory C. Lemon | TEMPORARY EMPLOYEE | May 1, 2020 to May 10, 2020 | |
| Caitlin R. McBride | DIRECTOR OF OPERATIONS | Jan 3, 2017 to Jul 2, 2017 | |
| Alex E. Melendez | CONSTITUENT SERVICE REPRESENTATIVE | Jan 3, 2017 to Aug 1, 2017 | |
| Derrick A. Miller | SHARED EMPLOYEE | Oct 1, 2023 to Oct 31, 2023 | |
| Sarah N. Miller | LEGISLATIVE DIRECTOR | Oct 1, 2019 to Dec 31, 2020 | |
| David D. Moore | STAFF ASSISTANT | Nov 18, 2019 to Jul 17, 2020 | |
| Jonathan D. Nelson | SHARED EMPLOYEE | Jul 3, 2017 to Feb 28, 2022 | |
| Jaclyn O. Neuman | DIRECTOR OF OPERATIONS | Oct 1, 2018 to Sep 15, 2019 | |
| Yakirah Hannah Rosen | STAFF ASSISTANT | Jan 10, 2022 to Jan 2, 2023 | |
| Kalene R. Rowley | CONSTITUENT SERVICES REPRESENTATIVE | Jan 3, 2017 to Jun 30, 2021 | |
| Mary M. Runk | STAFF | Jun 8, 2021 to Jul 15, 2021 | |
| Eric A. Shalloway | STAFF ASSISTANT | Jul 18, 2020 to Jun 15, 2021 | |
| Matthew A. Sharpsteen | PART-TIME EMPLOYEE | Aug 10, 2020 to Mar 19, 2021 | |
| Barry P. Smith | LEGISLATIVE DIRECTOR | Jan 3, 2017 to Apr 11, 2021 | |
| Thomas B. Smith | SHARED EMPLOYEE | Nov 1, 2021 to Nov 30, 2021 | |
| John M. South | CONSTITUENT SERVICES REPRESENTATIVE | Feb 5, 2018 to May 16, 2019 | |
| Noelle M. Spencer | LEGISLATIVE CORRESPONDENT | Aug 14, 2017 to Sep 30, 2017 | |
| Bradley L. Stewart | DEPUTY CHIEF OF STAFF | Apr 1, 2019 to Jan 2, 2023 | |
| McKayla L. Swan | LEGISLATIVE CORRESPONDENT | Dec 1, 2023 to Jan 2, 2025 | |
| Hannah M. Thomas | DIRECTOR OF OPERATIONS | Jul 6, 2021 to Apr 30, 2022 | |
| Libby H. Tidwell | LEGISLATIVE DIRECTOR | Jan 3, 2023 to Jun 30, 2023 | |
| John W. Turanchik | LEGISLATIVE ASSISTANT | Feb 17, 2023 to Sep 15, 2023 | |
| Kyle J. Vonende | COMMUNICATIONS DIRECTOR | Jul 1, 2020 to Jan 30, 2021 | |
| Kaylin J. Wallen | SCHEDULER | Sep 2, 2019 to Jun 16, 2021 | |
| Michael A. Weglein | SENIOR POLICY ADVISOR | Oct 1, 2019 to Jan 2, 2025 | |
| Matthew H. Winesett | DIGITAL DIRECTOR/ SPEECHWRITER | Jul 27, 2020 to Jan 11, 2021 | |
| Nicole M. Wright | STAFF ASSISTANT | Jun 10, 2021 to Dec 10, 2021 |
Alumni interns · 7· A–Z by last name
| Name | Role | Dates | Source |
|---|---|---|---|
| Caiden S. Carter | PAID INTERN - HOUSE PROGRAM | Jan 8, 2024 to Feb 11, 2024 | |
| Declan Howard | PAID INTERN - HOUSE PROGRAM | Jun 10, 2019 to Aug 31, 2019 | |
| Thomas E. Kautzman | PAID INTERN - HOUSE PROGRAM | Jun 3, 2022 to Jul 22, 2022 | |
| Mikale Lemons | DISTRICT OFFICE PAID INTERN | Aug 6, 2025 to Aug 31, 2025 | |
| Amanda M. Shoopman | PAID INTERN - HOUSE PROGRAM | Jan 10, 2022 to Mar 13, 2022 | |
| Connor W. Tomlinson | PAID INTERN - HOUSE PROGRAM | Apr 23, 2019 to Aug 23, 2019 | |
| Kacie I Wall | PAID INTERN - HOUSE PROGRAM | Oct 20, 2019 to Nov 30, 2019 |
Chapter V
Travel & Disclosures
No disclosed trips yet.
Chapter VI
Tenure
Member terms in Congress.
Jan 3, 2025 to Jan 3, 2027
House · Florida 21st District
Republican
2025
Jan 3, 2023 to Jan 3, 2025
House · Florida 21st District
Republican
2023
Jan 3, 2021 to Jan 3, 2023
House · Florida 18th District
Republican
2021
Jan 3, 2019 to Jan 3, 2021
House · Florida 18th District
Republican
2019
Jan 3, 2017 to Jan 3, 2019
House · Florida 18th District
Republican
2017