This is a growing list of organizations that are involved in helping the displaced pets of Hurricane Harvey:

The San Antonio ACS - ...website...

The San Antonio Humane Society - ...website...

Wildlife Rescue and Rehabilitation - ...website...

The Hill Country Animal League - ...website...

Houston Pet Set - Disaster relief fund - ...website...

General Harvey relief orgs:

J.J. Watt - Disaster relief fund - ...website...
Pet Search & Rescue, Inc is a 501(c)(3) non-profit - PayPal donations appreciated