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Portmaster was a position in Starfleet that existed in the 23rd century. The title of portmaster was held by the commanding officer of a starbase.

Commodore Stone was one such Starfleet officer who held this position. (TOS: "Court Martial")

**Ranks and Positions**
	Enlisted personnel							Commissioned officers							Generals and flag officers
Fleet:	CRM1 CRM2 CRM3	PO1 PO2		CPO	SCPO	MCPO	MID1C MID CDT	ENS	LT JG	LT	LT CMDR	CMDR	CAPT	FCAPT	CDORE	RADM	VADM	ADM	FADM
Military:	PVT AMN	CPL	SGT	SSGT	MSGT 1SGT		MID1C MID CDT	2nd LT	1st LT	CAPT	MAJ	LT COL	COL		BRIG	MAJ GEN	LT GEN	GEN	MARSHAL
Positions:	Crewman • Technician • Chief						YMN	TAC • SO • 3rd • 2nd • 1st • CO • DD							Portmaster • Chief of Staff • CinC
Services:	Andorian • Bajoran • Cardassian • Jem'Hadar • Klingon • Romulan • SS • Terran Empire Starfleet • Terran Empire MACO • United Earth MACO • United Earth/Federation Starfleet • United States • Vulcan

This chart shows only general equivalencies based on the ranks used by many governments on Earth, as well as the rest of the galaxy.

Portmaster