PetroSun Issues Invitation to "FUEL"

SCOTTSDALE, AZ, Mar 24 (MARKET WIRE) --
PetroSun, Inc. (PINKSHEETS: PSUD) announced today that "FUEL," winner of
the 2008 Sundance Film Festival Best Documentary Audience Award, will
open on April 10th at the Harkins Camelview 5 in Scottsdale, Arizona.

The film is directed by Josh Tickell and includes a cast of former
Presidents Jimmy Carter and Bill Clinton, Sir Richard Branson, Willie
Nelson, Sheryl Crow, Robert F. Kennedy, Jr., Larry Hagman, Neil Young and
Woody Harrelson. Also appearing in the film are Van Jones of Green For
All, Brent Baker of Tri-State Biodiesel and Gordon LeBlanc, Jr, CEO of
PetroSun.

For more information and theatre locations please go to
www.thefuelfilm.com.

About PetroSun

PetroSun, Inc. is a diversified energy company with technology and
operations in oil, natural gas and helium exploration, development and
production, commercialization of algae-to-biofuels, microbial enhanced oil
recovery and oilfield pipe and supply.

For more information about PetroSun visit the company's website at
www.petrosuninc.com.

Except historical matter contained herein, matters discussed in this news
release are forward-looking statements and are made pursuant to the safe
harbor provision of the Private Securities Litigation Reform Act of 1995.
These forward-looking statements reflect assumptions and involve risks and
uncertainties, which may affect the Company's business and prospects and
cause actual results to differ materially from these forward-looking
statements.

Contact:
Investor Relations
PetroSun, Inc.
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