| Horan, Richard | Utility Pole Working Group | Boards & Commissions, Town Manager | | |
| Homan, Ph.D., Elizabeth C. | Human Rights Response Coordination Team | Boards & Commissions, Town Manager | | |
| Homan, Ph.D., Elizabeth C. | Budget Revenue Task Force, Superintendent of Schools | | | |
| Homan, Elizabeth | Audit Advisory Committee, Superintendent of Schools | Boards & Commissions, Town Manager | | |
| Homan, Elizabeth | Long Range Planning Committee | | | |
| Homan, Elizabeth | Local Emergency Planning Committee, School Superintendent | Boards & Commissions, Town Manager | | |
| Homan, Dr. Elizabeth | High School Building Committee Co-Vice Chair, Superintendent of Schools | | | |
| Holt, Abbi | Mass Ave/Appleton Design Review Committee, Ottoson Middle School | | | |
| Hoffman, Jock | Minuteman Bikeway 25th Anniversary Committee | | | |
| Hernandez, Jennifer | CDBG Subcommittee, Resident | | | |
| Henderson, Pct. 1, Therese | Appointed by Select Board | Town Manager | | |
| Helmuth, Eric D. | Select Board, 2027 | Boards & Commissions, Town Manager | (617) 475-0962 | EHelmuth@town.arlington.ma.us |
| Helmuth, Eric D. | Select Board, Tree Committee | Boards & Commissions, Town Manager | | |
| Helmuth, Eric | Information Technology Advisory Committee | Boards & Commissions, Town Manager | | |
| Helmuth, Eric | Local Emergency Planning Committee, Select Board | Boards & Commissions, Town Manager | | |
| Helmuth, Eric | Clean Energy Future, Select Board Member | | | |
| Helmuth, Eric | Affordable Housing Trust Fund Board, Select Board Appointee | | | |
| Helmuth, Eric | Remote Participation Study Committee, Select Board | | | |
| Helmuth, Eric | Audit Advisory Committee, Chair, Select Board | | | |
| Heim, Doug | Budget Revenue Task Force, Town Counsel | | | |
