- Billionaire Under Fire
- Billionaire Under The Mistletoe
- Billionaire Unleashed
- Billionaire Werewolf Bundle
- Billionaire with a Twist
- Billionaire with Benefits
- Billionaire Without A Past
- Billionaire Zander
- Billionaire's 100 Wife-pursuing Ways
- Billionaire's Assistant
- Billionaire's Baby
- Billionaire's Baby - Player's Club Complete Box Set
- Billionaire's Baby Bind
- Billionaire's Baby Part #2
- Billionaire's Baby Part #3
- Billionaire's Beauty
- Billionaire's Best Woman
- Billionaire's Bet
- Billionaire's Blackmail Bride
- Billionaire's Bounty Bundle (BBW Billionaire Erotic Romance)
- Billionaire's Bride For Revenge / The Sheikh's Shock Child
- Billionaire's Child Bride
- Billionaire's Cinderella
- Billionaire's Contract Engagement / Money Man's Fiancée Negotiation
- Billionaire's Control
- Billionaire's Dance
- Billionaire's Date
- Billionaire's Devotion
- Billionaire's Dilemma - Part 2
- Billionaire's Dilemma - Part 3
- Billionaire's Dilemma - The Complete Series
- Billionaire's Dilemma – Part 1
- Billionaire's Favorite Fantasy
- Billionaire's Fight - A Hot Alpha Billionaire Erotic Romance Series
- Billionaire's Game: A Billionaire Romantic Comedy
- Billionaire's Halloween Princess
- Billionaire's Holiday
- Billionaire's Intern - A Hot Alpha Billionaire Erotic Romance Series
- Billionaire's Investment (Billionaire Werewolf Novella)
- Billionaire's Island Bride
- Billionaire's Captive Island Bride (Dare's Story)
- Billionaire's Jet Set Babies & The Nanny Bombshell
- Billionaire's Jet-Set Babies
- Billionaire's Maid (Book 1)
- Billionaire's Maid (Book 10)
- Billionaire's Maid (Book 11)
- Billionaire's Maid (Book 12)
- Billionaire's Maid (Book 13)
- Billionaire's Maid (Book 14)
- Billionaire's Maid (Book 15)
- Billionaire's Maid (Book 2)
- Billionaire's Maid (Book 3)
- Billionaire's Maid (Book 4)
- Billionaire's Maid (Book 5)
- Billionaire's Maid (Book 6)
- Billionaire's Maid (Book 7)
- Billionaire's Maid (Book 8)
- Billionaire's Maid (Book 9)
- Billionaire's Maid (Novel Edition)
- Billionaire's Maid - Short Story Collection (Volume 1)
- Billionaire's Maid - Short Story Collection (Volume 2)
- Billionaire's Maid - Short Story Collection (Volume 3)
- Billionaire's Maid - Short Story Collection (Volume 4)
- Billionaire's Maid - Short Story Collection (Volume 5)
- Billionaire's Mate
- Billionaire's Mediterranean Proposal
- Billionaire's Mistake
- Billionaire's Neighbor (Billionaire Bad Boy Werewolf Romance)
- Billionaire's Obsession
- Billionaire's Office Girl
- Billionaire's Package
- Billionaire's Proposition
- Billionaire's Reluctant Bride
- Billionaire's Revenge
- Billionaire's Road Trip to Forever
- Billionaire's Road Trip To Forever
- Billionaire's Second Chance
- Billionaire's Secret - Book Three
- Billionaire's Secret - Book Two
- Billionaire's Secret - Complete Series
- Special Arrangement
- Special Delivery
- Billionaire's Temptation
- Billionaire's Trust - A Hot Alpha Billionaire Erotic Romance Series
- Billionaire's Ultimate Acquisition
- Billionaire's Valentine
- Billionaire's Virgin
- Billionaire's Virgin (Billionaire Romance)
- Billionaire's Wife on Paper
- Billionaire's Wife On Paper
- Billionaire's Wife On Paper / Their Royal Wedding Bargain
- Billionaire, Control Your Love
- Billionaire, M.d. / Secrets Of The Playboy's Bride
- Billionaire: A Billionaire Romance Series
- Billionaire: Billionaire's Killer Twist
- Billionaire: Secrets
- Billionaires & Babies Collection
- Billionaires After Dark Collection: The Werewolf Liaison and the Vampire Affair
- Billionaires and Bad Boys Box Set #1-7
- Billionaires and Brides Collection
- Billionaires Attraction
- Billionaires Confusion
- Billionaires Hook Up
- Billionaires in Disguise: Lizzy (The Complete Lizzy Series)
- Billionaires in Love, Book One: The Billionaire’s Bakery
- Billionaires in Love: A Second Chance Romance Collection
- Billionaires in Paris
- Billionaires in Vegas
- Billionaires Island: Milliardär Liebesromane
- Billionaires Next Door - Nerds küsst man nicht
- Billionaires of Belmont (Boxed Set Books 1-2)
- Billionaires of Belmont Boxed Set (Books 1-5)
- Billionaires of Houston: The Nauti Volume
- Billionaires on the Beach: The Complete Collection (Books 1-4)
- Billionaires Property: An Alpha Male Romance Collection
- Billionaires Protection
- Billionaires Secret Dating Club - Full Series
- Billionaires Secret Dating Club - Part 1
- Billionaires Secret Dating Club - Part 2
- Billionaires Secret Dating Club - Part 3