ActionBent
American Cruiser - Recumbent trikes
AngleTech - Recumbents and accessories
Azub
Bacchetta
Barcroft
Big Cat (Catrike)
BigHa
BikeE - BikeE is out of business but this links to a BikeE resource website

Calfee
Cambie

Catrike
Challenge
Crank-It - Four wheel recumbents & regular trike dealer

CruzBike

Cycle Genius
EZ Recumbents - EZ-1, EZ Sport and EZ-3 recumbents
Freedom Bikes - Recumbent based designs for the handicapped
Greenspeed – Milan, MI dealer (See Crank-It)
Hase Spezialrader
Just Two Bikes - Side-by-side tandems, singles and trikes
Lightfoot
Lightning
Linear

Logo – Trike manufacturer

Longbikes - Took over, and modified, Ryan recumbent designs

M-5

Oraclecycle

Radius
RANS
Rocket Bike Werks
Rotator
Ryan - Ryan Recumbents is no longer in business but this links to the Ryan Owners Club web site.
S&B
Sidewinder

Slyway

Tour Easy

Terra Trike – See WizWheelz
Trice - Recumbent trikes
Trimuter – Trikes and single recumbents
Turner

VeloKraft

Velotechnik
Volae
WizWheelz - Recumbent trikes built right here in Michigan!

Looking to build a recumbent from either plans or a kit? Try the following sites:
BenTech
LaDue Cycles
IHPVA homebuilt recumbent link page
Homebuilt Tour Easy clone
Cruzbike (convert a MTB into a recumbent)
Childrens recumbents
Recycled Recumbents – Recumbent plans and more

Recumbent-specific parts:
AeroSpoke (recumbent wheels)
Alpaca (recumbent car rack)
Calhoun Cycle (recumbent clothing, specialty parts)
Draftmaster (recumbent car rack)
Hostel Shoppe
Kucharick (recumbent clothing)
Mt. Borah (recumbent clothing)
Mueller Fairings
Power Grips (pedal straps)
Power-On Cycling (recumbent parts)
SportsRig (recumbent trailers)
Terracycles (recumbent parts and accessories)
Topper (recumbent car racks)

Windtrainers for small (20") recumbent wheels
Zzipper Fairings