Central Iowa Energy Update May 26, 2006

Greetings from Central Iowa Energy.

I wanted to share a few more pictures I have taken since the newsletter was created and give you an update on what has been going on this week. All unit certificates have been mailed.

Recent pictures of the site.

Update 5/22 – 5/26
Contractors on Site	Number of Workers
Todd & Sargent General	14
Story Construction Construction Company	31
Manatt’s Cement work	23
Yeager Plumber	4
Interstates Electric Electricians	2
Terracon Inspector	1
Shoon Construction Trenching	3
J.B. Holland Dirt work	2
Alliant Energy Electric Company	2
Total	82

Work being done this week includes:

Setting sheets of precast

Set precast stairway on west side of process building

Formed & poured loadout footings

Finished paving road & built shoulder

Continued pouring footings & walls for process and pretreat buildings

Piping in pretreat area

Poured dock leveler base

Set poles, began running wire above and below ground

Electrical block outs

Piping utility room underground

Ran conduit for process building

Back-fill in pretreat area

Trenching electrical for Alliant Energy

Began sheeting maintenance building.

Some links of interest regarding the renewable fuels industry:

Smith joins REG as VP of Manufacturing
http://www.grainnet.com/info/articles.html?type=bn&ID=34151

Elsenbast joins REG as VP of Procurement
http://www.grainnet.com/info/articles.html?type=bn&ID=34147

Analyst warns investors not to rely on oil-price rise to support alternative fuels
http://www.soyatech.com/bluebook/news/viewarticle.ldml?a=20060526-4

REG Partners bring home awards
http://www.grainnet.com/info/articles.html?type=bn&ID=34136

Legislation impacting biodiesel industry
http://www.farmandranchguide.com/articles/...

Biodiesel supporters ask Congress to extend incentives
http://www.agrinewspubs.com/...

Buying Biodiesel
http://www.biodiesel.org/buyingbiodiesel/retailfuelingsites/default.shtm

Have a good weekend.

Tobin Bush
Project Coordinator

Central Iowa Energy, LLC
3426 East 28th St N
Newton, IA 50208
Phone: 641-791-1010
cie@iowatelecom.net

This communication shall not constitute an offer to sell, or the solicitation of an offer to buy, these securities. This offering is open only to residents of Iowa. An offer is made by the prospectus only, a copy of which may be obtained from Central Iowa Energy, LLC.