Exhibit 10.13

CLOSING STATEMENT

 

Transaction:    Acquisition of all of the membership interests of Vanguard
Synfuels, L.L.C. (the “Company”) under the Contribution Agreement dated as of
September 20, 2006, by and among Diametrics Medical, Inc. and the Members of the
Company (the “Contribution Agreement”). Closing Date:    September 20, 2006

Agreements of the Parties:

 

1. All capitalized terms not defined herein shall have the meanings ascribed to
them in the Contribution Agreement.

 

2. Each Stockholder acknowledges and agrees that he, she or it has reviewed and
approved the disbursements shown on the attached Disbursement Schedule and that
the contents of the attached Disbursement Schedule represent the true, accurate
and complete disbursement of the Cash Amount.

 

3. Each Stockholder acknowledges and agrees that he, she or it has reviewed and
approved the wire transfer instructions set forth next to his, her or its name
on the Disbursement Schedule and that such wire transfer instructions are
correct.

 

4. The Stockholders direct the Public Company to distribute the Cash Amount as
set forth in the attached Disbursement Schedule.

[Signature Page Follows]

 

1

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IN WITNESS WHEREOF, the undersigned have executed this Closing Statement as of
September 20, 2006.

 

/s/ Joe Burns

JOE BURNS

/s/ John Russo

JOHN RUSSO

/s/ Jimmy Carter

JIMMY CARTER

/s/ Benny Cloud

BENNY CLOUD

/s/ Dillard Cloud, Jr.

DILLARD CLOUD, JR.

/s/ Tim Collins

TIM COLLINS CGC ASSOCIATES, LLC By:  

/s/ Tim Collins

Name:   Tim Collins Title:   Authorized Signatory

/s/ Cecil Crawford

CECIL CRAWFORD

/s/ Glenn Davis

GLENN DAVIS

Signature Page 1 to Closing Statement

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/s/ Darrell Dubroc

DARRELL DUBROC

/s/ Thomas Frazier

THOMAS FRAZIER

/s/ Michael Hawkins

MICHAEL HAWKINS BIOINVEST, LLC By:  

/s/ Stanley King

Name:   Stanley King Title:   Authorized Signatory

/s/ Antwine J. Lavespere

ANTWINE J. LAVESPERE

/s/ Carl R. Martin

CARL R. MARTIN

/s/ Kerry McManus

KERRY MCMANUS

/s/ Jeff Peterson

JEFF PETERSON

Signature Page 2 to Closing Statement

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TIMBER HARVESTING EXPERTS LOGGING CO., LLC By:  

/s/ Derald Phillips

Name:   Derald Phillips Title:   Authorized Signatory

/s/ Stephen Shelton

STEPHEN SHELTON

/s/ Travis Taylor

TRAVIS TAYLOR

/s/ Benjamin Templin

BENJAMIN TEMPLIN

/s/ Steve Templin

STEVE TEMPLIN

/s/ Clyde Todd

CLYDE TODD

/s/ Audrey D. Tyler

AUDREY D. TYLER

/s/ William Wieger

WILLIAM WIEGER

/s/ Greg Williams

GREG WILLIAMS

Signature Page 3 to Closing Statement

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ACKNOWLEDGED AND AGREED:

 

DIAMETRICS MEDICAL, INC. By:  

/s/ Heng Chuk

Name:   Heng Chuk Title:   Chief Financial Officer

Signature Page 4 to Closing Statement

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(Disbursement Schedule)