CERTIFICATION
      PURSUANT TO SECTION 302 OF THE SARBANES OXLEY ACT





EXHIBIT
      31.1 CERTIFICATE





CERTIFICATION
      OF DISCLOSURE PURSUANT TO 18 U.S.C. SECTION 1350, AS ADOPTED PURSUANT TO SECTION
      906 OF THE SARBANES-OXLEY ACT OF 2002





In
      connection with the Quarterly Report of Mountains West Exploration, Inc. (the
      "Company")on Form 10-QSB for the period ended September 30, 2007 as filed with
      the Securities and Exchange Commission on the date hereof (the "Report"). I,
      William M. Lynes, Chief Executive Officer of the Company, certify, pursuant
      to
      18 USC section 1350, as adopted pursuant to section 906 of the Sarbanes-Oxley
      Act of 2002, that to the best of my knowledge and belief:





(1)
      I am
      the certifying Officer and I have reviewed the report being filed;





(2)
      Based
      on my knowledge, the report does not contain any untrue statement of a material
      fact or omit to state a material fact necessary to make the statements made,
      in
      light of the circumstances under which such statements were made, not misleading
      with respect to the period covered by the report;





(3)
      Based
      on my knowledge, the financial statements, and other financial information
      included in the report, fairly present in all material respects the financial
      condition, results of operations and cash flows of the issuer, as of, and for,
      the periods presented in the report.





(4)
      I and
      the other certifying officers are responsible for establishing and maintaining
      disclosure controls and procedures (as such term is defined in paragraph c)
      of
      this section) for the issuer and have:





i.
      Designed such disclosure controls and procedures to ensure that material
      information relating to the issuer, including its consolidated subsidiaries,
      is
      made know to them by others within those entities, particularly during the
      period in which the periodic reports are being prepared;





ii.
      Evaluated the effectiveness of the issuer's disclosure controls and procedures
      as of the filing date of the report, September 30, 2007; and





iii.
      Presented in the report their conclusions about the effectiveness of the
      disclosure controls and procedures based on their evaluation as of September
      30,
      2007;





(5)
      I and
      the other certifying officers have disclosed, based on their most recent
      evaluation, to the issuer's auditors and the audit committee of the Board of
      Directors (or persons fulfilling the equivalent function);





i.
      All
      significant deficiencies in the design or operation of internal controls which
      could adversely affect the issuer's ability to record, process, summarize and
      report financial data and have identified for the issuer's auditors any material
      weaknesses in internal controls; and










ii.
      Any
      fraud, whether or not material, that involves management or other employees
      who
      have a significant role in the issuer's internal controls; and





(6)
      I and
      the other certifying officers have indicated in the report whether or not there
      were significant changes in internal controls or in other factors that could
      significantly affect internal controls subsequent to the date of their most
      recent evaluation, including any corrective actions with regard to significant
      deficiencies and material weaknesses.




Dated:
              November
              19, 2007/s/ William M. LynesWilliam
              M. Lynes, Chief Executive
              Officer