Where is Best Egg located? October 21, 2018 12:16 Updated Best Egg loans are serviced by Marlette Funding, LLC. Marlette Funding, LLC is headquartered in Wilmington, DE. Related articles Who is Cross River Bank? What is the Origination Fee? What is Best Egg? What information do you look at to decide if I qualify for a Best Egg loan? Am I eligible to apply for a Best Egg loan?