Joint Filing Agreement
Exhibit 1
In accordance with Rule 13d-1(k) promulgated under the Securities Exchange Act of 1934, as
amended, each of the undersigned does hereby consent and agree to the joint filing on behalf of
each of them of a Statement on Schedule 13D and all amendments thereto with respect to the Common
Stock, par value $0.05 per share, of PharmaFrontiers Corp. beneficially owned by each of them, and
to the inclusion of this Joint Filing Agreement as an exhibit thereto.
Date:
April 24, 2006
| ▇▇▇▇▇▇ & ▇▇▇▇▇▇▇▇ ▇▇▇▇▇ FOUNDATION | CHASWIL, LTD. | |||||||||||||||||
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| ALKEK & ▇▇▇▇▇▇▇▇ VENTURES LTD. | DLD FAMILY INVESTMENTS, LLC | |||||||||||||||||
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