As presented on the map, EPO currently represents twelve (12) trade associations in ten (I0) countries.
Its members represent thousands of enterprises, most of which are SME's or micro businesses but also include international companies.

Based upon their own national structures, EPO members include within their membership:

• Pet stores and garden centers induding chain stores,
• Petfood manufacturers and distributors,
• Accessories manufacturers and distributors,
• Wholesalers and importers,
• Groomers and dog walkers
• Animal rehousing facilities,
• Pond and aquarium maintenance, aquarium rental businesses
• Fish breeders and aquatic plant growers
• Schools & colleges,
• Consultants.