Publishers – W
Publishers: W F Howes - Women's Press
- W F Howes
- W Foulsham & Co
- Wadsworth Publishing
- Waldorf Early Childhood Association North America
- Waldorf Publications
- Walker Art Centre
- Walker Books
- Wallflower Press
- Walter De Gruyter
- Walton Music
- Warne
- Warner Books
- Warner Chappell Music
- Warwick Music
- Waterbrook Press
- Waterfall Publishing House
- Waterhouse Press
- Watkins Media
- Watkins Publishing
- Watson-Guptill Publications
- Wattpad Books
- Wave Books
- Waverley Books
- Wax Poetics
- Wayland
- Wayne State University Press
- Wealth of Wisdom
- Weatherglass Books
- Weidenfeld & Nicolson
- Weinberger
- Welbeck Balance
- Welbeck Publishing Group
- Welcome Enterprises, Inc
- Welcome Rain Publishers
- Weldon Owen
- Wellcome Collection
- Wellhart/One Little Indian
- Wells Music Publishers
- Wellstone Books
- Wesleyan University Press
- West Academic Press
- West Ten Publishing
- West Virginia University Press
- Westbourne Press
- Westland Publications
- WestWorks Live
- Whale & Star Press
- Whalen Book Works
- What on Earth Books
- Wheatmark
- White Lion Publishing
- White Lotus
- White Owl
- White Rabbit
- White Star
- Whitefox Publishing
- WhiteWalls, Inc
- Whole Story Audio Books
- Whurr Publishers
- Wide Eyed Editions
- Wight Diamond Press
- Wild Goose Publications
- Wildfire
- Wiley-VCH Verlag GmbH
- Wilfrid Laurier University Press
- Wilkinson Publishing
- William B Eerdmans Publishing Co
- William Collins
- William Heinemann
- William Morrow
- Willis Music
- Windmill Books
- Winner Music
- Winzer Press
- Wisdom Tree
- Wise Publications
- Wisteria Music Books
- Wits University Press
- Wizoo
- Women's Press
Publishers: Wonderwell - Wymer Publishing
- Wonderwell
- Wood Lake Books
- Wooden Books
- Woodslane Pty
- Word Light
- words & pictures
- Wordville
- Wordware Publishing Inc.
- Working Press
- Workman Publishing
- World Scientific Publishing Co Pte
- World Wisdom Books
- Worthy Books
- Worthy Kids
- Wren & Rook
- WriteLife
- Writer's Digest Books
- WW Norton & Co
- Wymer Publishing