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Our business relationships are important to us.
When we post requests for proposals (RFPs) we’re looking for partners who take their area of expertise as seriously as we do. Is your business one of them?


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2015 request for proposals (rfp) - peaking capacity
APS is seeking competitive proposals for approximately 300 MW of dispatchable capacity to meet peak capacity needs. This dispatchable capacity may be bid as a power purchase agreement or a build, own and transfer structure. 
Proposals must demonstrate that projects can achieve commercial operation by the summer of 2018 or 2019. The entire RFP process will be monitored and reviewed by a third-party independent monitor. Proposals will be evaluated and compared to an APS self-build option to expand the existing Ocotillo Power Plant Site located in Tempe, Arizona.
RFP issued – January 30, 2015
RFP responses due and fees submitted – March 18, 2015
RFP complete – May 1, 2015
APS will use the PowerAdvocate platform for this RFP.
​how to register

To register, go to PowerAdvocate and select "Register", then "I am registering as a supplier". In the Referral Information section, enter that you were referred by Sibia Manzanarez. 

Anyone with an existing PowerAdvocate account should contact Sibia Manzanarez by email with their account name and request to be added to this RFP.

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