[Main Street Capital Corporation Letterhead]

 

VIA EDGAR

 

U.S. Securities and Exchange Commission

100 F Street, NE

Washington, D.C.  20549

Attn: James O’Conner

 

Re:

Main Street Capital Corporation — Preliminary Proxy Statement on Schedule 14A

 

Dear Mr. O’Conner:

 

We are filing a Preliminary Proxy Statement on Schedule 14A pursuant to the rules and regulations of the Securities Exchange Act of 1934.

 

Please call me at (713) 350-6043 if you have any questions or comments regarding the foregoing.

 

	Sincerely,
	Main Street Capital Corporation
	/s/ Jason B. Beauvais
	Jason B. Beauvais
	General Counsel