A very well liked series by Delaney Cameron are the contemporary Finding Love books, featuring christian tropes. Another much read series are the contemporary The Billionaires of Sawgrass novels, tagged as christian and super rich hero. The highest rated books are Yours, With Love, Love at Last, Stealing His Heart and Love of a Lifetime. Delaney Cameron's latest book is No Matter What: A Clean Billionaire Romance which was published in 2020.
Wondering what might be a good starting point? You might like Stealing His Heart (Finding Love #1) and Because You Loved Me: A Clean Billionaire Romance (The Billionaires of Sawgrass #1).