| Name | Position/Role | First Appeared in | First Avengers Appearance | Notes |
|---|---|---|---|---|
| Carter, Peggy | Communications | Tales of Suspense #77 | ||
| Foster, William Barrett | Scientist | Avengers #32 | see Giant-Man II | |
| Frank, Robert, Jr. | Groundskeeper | Giant-Size Avengers #1 | a.k.a. Nuklo | |
| Gyrich, Henry Peter | Government Liason | Avengers #168 (?) | ||
| Jarvis, Edwin | Butler | Tales of Suspense #59 | Avengers #16 | |
| Jameson, John | Pilot | Amazing Spider-Man #1 | alias Man-Wolf, Stargod | |
| Kincaid, Keith | Physician | Thor #136 | ||
| Kruma, Talia | Physicist | Black Goliath #1 | ||
| Lang, Scott Edward Harris | Electronics Technician | see Ant-Man II | ||
| Marilla | Nanny | Avengers #343 (?) | ||
| M'Daka | Vehicle Maintenance | Captain America #342 | ||
| Moonhunter, Zachary | Pilot | |||
| Newell, Diane Arliss | Secretary | Sub-Mariner #5 | ||
| Newell, Walter | Oceanographer | Tales to Astonish #95 | Avengers #262 | see Stingray |
| O'Brien, Michael | Security Chief | Iron man #82 | alias Guardsman II | |
| Odashu, Genji | Pilot | Shogun Warriors #1 | ||
| Puentes, Donna Maria | Administrator, later receptionist | Captain America #206 | ||
| Roth, Arnold | Publicist | Captain America #270 | ||
| Sikorsky, Raymond | Government Liason | Avengers #235 | ||
| Stankowicz, Fabian | Machinist | Avengers #217 | alias Mechano-Marauder | |
| Sullivan, Inger | Lawyer | Captain America #332 | ||
| Vaughn, Gilbert | Physicist | Marvel Two-in-One #53 | ||