List of S.H.I.E.L.D agents

### Field Agents

* Agent 13 - Sharon Carter, the granddaughter of the second Executive Director, Peggy Carter and the new love interest for Steve Rogers. Level 7 operative (later Red Level).
* Izzy Cohen - A member of the Howling Commandos, the first S.H.I.E.L.D Strike team
* Jessica Drew - An effective agent, and eventually very powerful Enhanced person. Level 6 operative (later Black Level).
* Janet van Dyne - An effective agent. The first Wasp. Level 5 operative.
* John Garret - A very talented agent that became the first Deathlok. Later revealed to be a Hydra sleeper agent. Level 8 operative.
* Gabriel Jones - A member of the Howling Commandos.
* Eric Koenig - German defector and member of the Howling Commandos.
* Alphonso Mackenzie - A high ranking field agent, eventually became the executive liaison to the CIA. Level 8 operative (later Blue Level).
* Dino Manelli - A member of the Howling Commandos.
* Tony Masters - A very effective soldier with photographic reflexes who would later become Taskmaster. Due to Hydra's programming, he forgot about all of his friends at S.H.I.E.L.D and now wants to tear down the organization. Level 7 operative.
* Melinda May - A skilled and talented specialist who became a love interest for Phil Coulson. Level 7 operative.
* Eric O'Grady - An average agent, who would later become the third Ant-Man for a short time, before being assassinated by Taskmaster.
* Clay Quartermain - Leader of the S.H.I.E.L.D "Hulkbuster" team. Level 8 operative.
* Steve Rogers - Leader of S.T.R.I.K.E and the superhero Captain America. Level 8 operative.
* Natalia Romanova - A very talented assassin and specialist. A close friend of Nick Fury and supported him during his time as Scorpio.
* Jasper Sitwell - A high ranking field agent. Revealed to be a Hydra sleeper agent. Level 8 operative.
* Jack Truman - An effective field agent. Later became Deathlok. Level 5 operative.
* Grant Ward - A very skilled specialist. Later revealed to be a Hydra sleeper agent. Level 7 operative.
* Sam Wilson - Pilot of S.T.R.I.K.E. Later became Falcon and Captain America. Level 5 operative.
* Jimmy Woo - Liaison to the FBI. Level 8 operative (later Blue Level).

### Scientists & Engineers

* Bruce Banner - Shortly worked with Doc Samson on his Gamma studies. He eventually became S.H.I.E.L.D's enemy after becoming the Hulk. Level 5 operative.
* Leo Fitz - An extremely intelligent engineer. Level 5 operative (later Green Level)
* Hank Pym - An extremely smart scientist and engineer. He worked very closely with the Hulk before the two of them joined the Avengers. The first Ant-Man. Level 5 operative.
* Doc Samson - A very intelligent gamma scientist. He was subjected to gamma radiation and gained super strength and durability. Worked very closely with the Hulk. Level 5 operative (later White Level)
* Jemma Simmons - A very intelligent scientist. Level 5 operative (later White Level)

### Administrators

* Rick Stoner - The first Executive Director and founder of S.H.I.E.L.D. Assassinated by Hydra.
* Peggy Carter - The second Executive Director. Stepped down a few years after Captain America went under the ice.
* Dum Dum Dugan - The third Executive Director. Killed by the Winter Soldier in 1994.
* Nick Fury - The fourth Executive Director. Stepped down in suspicion of Maria Hill. Handed the position to Daisy Johnson.
* Maria Hill - The fifth Assistant Director and fifth Executive Director. She was defeated by Daisy Johnson and locked down in the Cube.
* Daisy Johnson - The sixth Executive Director who is a NuHuman with the ability to manipulate vibrations and generate earthquakes. She defeated Maria Hill and succeeded her as Director at the request of Nick Fury.
* Phil Coulson - Agent Coulson is a trusted agent of S.H.I.E.L.D and one of Nick Fury's actual friends. Eventually, he would take up the Assistant Director rank during Maria Hill and Daisy Johnson's terms as Executive Director.
* Contessa Valentina Allegra de Fontaine - Special Director at Public Relations (the sub-division of S.H.I.E.L.D that takes care of public feuds with country governments). Turned out to be a Hydra sleep agent. Later brought together the Dark Avengers. Level 9 operative.
* Abigail Brand - Special Director of S.W.O.R.D, the S.H.I.E.L.D sister organization that takes care of intergalactic and interdimensional threats. Brand was formerly a specialist at S.H.I.E.L.D. Level 9 operative (at S.H.I.E.L.D) and Level 10 operative (at S.W.O.R.D).