Directory/APS Cool Rewards
Source-linked
Active
Utility program

APS Cool Rewards

Arizona smart thermostat demand response

HQ: Phoenix, AZ 1 state served Since 2015Website
Source-reported capacity
130 MW
Enrolled program
Participants
90K
Enrolled customers
States served
1
Service footprint
Markets
1
WECC

Overview

About this program

Arizona Public Service's Cool Rewards program is one of the largest smart thermostat DR programs in the Southwest, enrolling 90,000+ Nest, ecobee, and Honeywell thermostats to shave summer afternoon peaks across Phoenix and Tucson.

Technologies

Technology breakdown

Smart Thermostats

Connected thermostats curtailing HVAC load during peak events.

Demand Response

Curtailable C&I and residential load enrolled into ISO and utility programs.

Service area

Operating in 1 state

Arizona

Wholesale markets

WECC

Programs & Partnerships

Programs and key partners

Programs & offerings

Cool Rewards

Bring your own smart thermostat with summer event dispatch.

Partners

Google Nest ecobee Honeywell EnergyHub

Track record

Performance highlights

  1. 1

    130 MW summer peak resource

  2. 2

    90K+ enrolled thermostats

Is this your VPP?

Claim this listing to update details and unlock featured placement and lead capture.

Claim or update listing

Similar listings

Similar VPPs you may consider

Featured

Voltus

Active
Aggregator / operator
Source-reported capacity
8.5 GW
Assets
22K
11 states
Managed portfolio

Aggregates flexible commercial and industrial load to deliver capacity, energy, and ancillary services to grid operators.

Demand Response
Battery Storage
Mixed DER
Source-linked
Reviewed Jul 2026
View
Featured

CPower Energy Management (NRG)

Active
Aggregator / operator
Source-reported capacity
6.0 GW
Assets
13K
11 states
Managed portfolio

Monetizes C&I flexibility through 30+ programs across nearly every North American market.

Demand Response
Battery Storage
Mixed DER
Source-linked
Reviewed Jul 2026
View
Featured

Enel X North America VPP

Active
Aggregator / operator
Source-reported capacity
5.2 GW
Assets
8.4K
9 states
Managed portfolio

Combines C&I curtailment, behind-the-meter batteries, and EV charging into a unified flexibility platform.

Demand Response
Battery Storage
EV / V2G
+1
Needs review
Reviewed Jul 2026
View