Publishers – S
Publishers: Sacristy Press - Sikorski
- Sacristy Press
- Sagacity
- SAGE Publications
- Salabert
- Salamander Street
- Salem Press Inc
- Salmon Poetry
- Salt Publishing
- Sample Magic
- Samuel French
- Samuel Wachtman's Sons
- Sanage Publishing House
- Sanctuary
- Sandstone Press
- Santa Monica Press
- Santorella Publications
- Saqi Books
- Saraband
- Sarsen Press
- Sassi
- Savas Beatie
- Save the Children
- Savvy Press
- Sax Mechanic
- SBS Publishers
- Scala Arts & Heritage Publishers
- Scarecrow Press
- Sceptre
- Schaffner Press
- Schaum Publications
- Scheidegger und Spiess
- Schell Music
- Schiffer Publishing
- Schirmer
- Schnell & Steiner
- Scholastic
- Schott
- Schuh Verlag
- Scomegna
- Scottish Text Society
- Scout Media
- Scratching Shed Publishing
- Scribe Publications
- Scribner
- Scripta Maneant
- Seagull Books
- Seagull Books London
- Seal Press
- Second Floor Music
- Secret Mountain
- See Sharp Press
- Select Books Inc
- SelfMadeHero
- Seltmann
- Semar
- Semiotext
- Sentient Publications
- Seoul Selection Co.
- September Publishing
- Seren
- Serie Piper
- Sessions of York
- Seven Stories Press, U.S.
- Sevenhorns Publishing
- Shambhala Publications Inc
- Shawnee Press
- She Writes Press
- Shepheard-Walwyn
- Sher Music
- Shikaakwa Press
- Shire Publications
- Shoreditch Press
- Short Books
- Short Flight/Long Drive Books
- Siebenhüner Musikverlag
- Sierra's Ascent Publishing
- Siglio Press
- Signal Books
- Signum Books
- Sikorski
Publishers: Silkworm Books - Stephen F. Austin State University Press
- Silkworm Books
- Silman-James Press, U.S.
- Silvana
- Silver Link Publishing
- SilverWood Books
- Simon & Schuster
- Simrock
- Sinfonica
- Sinfonica Jazz
- Sing Up
- Singing Dragon
- Sir Rhymesalot
- Sirrocco-Parkstone International
- Siruela
- Sixth & Spring Books
- SJ Music
- Skinner House Books
- Skira
- Sky Pony Press
- Skyhorse Publishing
- Skylight Paths Publishing
- Slack Incorporated
- Slimvolume
- Smith Street Books
- Smithsonian Books
- Snake River Press
- Snowbooks
- Soberscove Press
- Soft Skull Press
- Solid Ground Christian Books
- Sona Books
- Song Cave
- Sonicbond Publishing
- Sony Music
- Soul Jazz Records
- Sound Performance
- Sounds and Colours
- Sourcebooks
- Sourcebooks Explore
- South Dakota Historical Society Press
- Southbank Publishing
- Southeast Asia Program Publications
- Southern Illinois University Press
- Southwater
- Souvenir Press
- Spaghetti Press
- SparkPress
- SPCK Publishing
- Speaking Tiger Books
- Spector Books
- Speechmark Publishing
- Spellmount Publishers
- Spenwood Books
- Sphere
- Sphinx
- Spiegel & Grau
- Spiramus Press
- Springer Publishing
- Springer Verlag
- Springtime Books
- St Andrew Press
- St James's House
- St Jerome Publishing
- St Martin's Press
- St Vladimir's Seminary Press, U.S.
- St. Augustine's Press
- St. Lynn's Press
- Stackpole Books
- Stainer & Bell
- Stanford Publishing
- Stanford University Press
- Starfish Bay Children's Books
- Starry Forest
- State University of New York Press
- Stefan Szczelkun
- Steidl Publishers
- SteinerBooks
- Stemmer House Publishers Inc., U.S.
- Step-By-Step International Publishing
- Stephen F. Austin State University Press
Publishers: Sterling Juvenile - Systems Design
- Sterling Juvenile
- Sterling Publishing Co Inc
- Sternberg Press
- Stone Bridge Press
- Stony Meadow Publishing
- Storey Publishing
- Storm Music and Images
- Straightforward Publishing
- Strange Attractor Press
- String Letter Publishing
- Strumpshaw, Tincleton & Giggleswick's Marvellous Maps
- Student of Life Publishing
- Studio Press
- Studymates
- Stylus Publishing
- Subject Publications
- Suluk Press
- Summersdale Publishers
- Summy-Birchard Inc.
- Sunway University Press
- Supernova Books
- Surrey Books
- Surtees Society
- Sussex Academic Press
- Suvini Zerboni
- Swallow Press
- Sweet Cherry Publishing
- Swift Press
- Sydney University Press
- Sylph Editions
- Symétrie
- Symphony Publishing
- Syracuse University Press
- Syriac Music Institute
- Systems Design