CagesDirect  
   Offers cages and crates for dogs, cats, ferrets, rabbits and birds.
   http://www.cagesdirect.com

Canton Cage Works  
   Manufacturer of custom animal cages and live traps. Specializing in coated and uncoated cages, kennels, and traps.
   http://www.cantoncageworks.com/

CD&E Enterprises  
   Offers animal enclosures and show cages of standard or custom designs, including dog pens, aviaries, and cat condos.
   http://www.cde-animalcages.com/

Country Boy Cages  
   Focusing on welded wire cages for birds, rabbits, and ferrets.
   http://www.countryboycages.com/

Penthouse Products Ltd.  
   Modular weatherproof pens and cages for cats and other small animals.
   http://www.penthouseproducts.com

Petcages UK Ltd.  
   Supplier of bird, dog and small animal cages. Includes list of products and company information.
   http://www.petcages.co.uk/

Pioneer Cages and Traps  
   Pet cages and animal homes for small animals including ferrets, rabbits, cats, reptiles, rats, birds, and hermit crabs.
   http://www.buycages.com

Quality Cage Co  
   Manufacturing and selling cages and accessories for birds and small animals.
   http://www.qualitycage.com/

Sharp Custom Plastics  
   Manufacturers of polyethylene trays designed for welded wire cages.
   http://www.sharpcustomplastics.com

Sierra Manufacturing  
   Dog houses, bird and small animal cages, aviaries, kennels, hutches, bird and rabbit nest boxes, and related supplies.
   http://www.sierra-mfg.com/

Susan B. Company  
   Offers bedding, portable exercise pens and kennel enclosures, as well as cages and stands for birds.
   http://www.susanbcompany.com/

Ultra Lite Products, Inc.  
   Manufacturer of animal enclosures and modular components. Includes dog, cat, small animal, and show cages, pens, condos, and accessories. Custom orders accepted.
   http://www.ultraliteproducts.com/

Wolf Cage and Supply  
   Providing animal and bird cages, hutches, water bottles, fine-x feeders, coop cups, j clip, c-rings, tattoo equipment, nest boxes and pet carriers.
   http://www.wolfcage.com/

Borwick Innovations  
   Offers pass-through mechanisms for regular and screened doors. Also a chew toy and grooming brush.
   http://www.borwickinnovations.com/

Horizon Micro-Environments LLC  
   Offers a line of pet carriers for sending live animals through the postal service. Includes postal regulations, company news, and frequently asked questions.
   http://www.hm-e.net/

M & D Animal Housing  
   Ready-made and custom built kennels, runs, coops, aviaries, hutches, tortoise housing, and weatherproof covers.
   http://www.animalhousing.biz

SturdiProducts, Inc.  
   Carriers, tents, show shelters, and front loading packs for traveling with small pets.
   http://www.sturdibag.com

YourOnLinePetStore  
   Rooftop cargo carrier, pet carriers, and travel accessories.
   http://www.youronlinepetstore.com

California Cageworks  
   Offering cages for birds and small animals as well as aviaries, supplements, wire and weather protection for outside enclosures.
   http://www.californiacageworks.com/

Essential Kennel Design  
   Providing books, equipment, blueprints and advice for designing and establishing commercial premises for boarding cats or dogs.
   http://www.kenneldesign.com/

J Worlds  
   Supplying custom-built enclosures for reptiles, fish and small birds. Includes photographs, testimonials and a video.
   http://www.jworlds.net/

Martin's Cages  
   Supplies standard and custom-made cages for birds and small animals, as well as toys and accessories.
   http://www.martinscages.com/

Mr Buns  
   Supplying custom-built hutches for rabbits and guinea pigs, as well as cat cages and chicken coops. Delivery throughout the United Kingdom.
   http://www.mrbuns.co.uk/

Super Pet  
   Making and selling cages and accessories for rabbits, chinchillas, reptiles, fish, ferrets and other small animals.
   http://www.superpetusa.com/index.html

Solo Pet Doors  
   Sensor-activated automatic pet doors for dogs, cats, and pigeons. Includes product features and sizes.
   http://solopetdoors.com

Southam Country Stores  
   Selling bird and small mammal cages, rabbit hutches and runs, and dog houses, collars, and soft carriers.
   http://fromtheshops.co.uk/scs/

The Happy Hutch Company  
   Rabbit and guinea pig hutches and runs, dog and cat houses, ferret cages, aviaries, chicken arks, plans, and accessories.
   http://www.happyhutch.co.uk/

Havahart  
   Offering bird feeders, live animal cage traps, dog crates and dog training devices as well as rabbit and small animal homes. Also provides information on pet and wildlife care.
   http://www.havahart.com/

Pet Crates Direct  
   Selling kennels and cages for dogs, cats, ferrets and small animals.
   http://www.petcratesdirect.com

Bow Haus  
   Specializes in crates that compliment contemporary interiors.
   http://www.bowhaus.ca/

Pethouse Suites  
   Features handcrafted furniture quality houses/cages for reptiles, amphibians, and small mammals. Made to order or choose from photographs of catalogued pieces. Located in UK.
   http://www.pethousesuites.co.uk

Muts 'n' Moggies  
   Offers rabbit hutches, runs, dog kennels. Delivery limited to mainland UK.
   http://www.mutsnmoggies.co.uk/shop

Ryedale Pet Homes  
   Specialising in building wooden rabbit hutches, garden furniture, dog kennels and Rabbit runs. Based in North Yorkshire, UK.
   http://www.rehutches.com/

Pet Coupe  
   Features a transparent ventilated plastic carrier that fastens into a car seat for safety. Suitable for dogs, cats, and birds.
   http://www.petcarriers.net/