Where is Best Egg’s headquarters? May 10, 2019 04:25 Updated Best Egg loans are serviced by Marlette Funding, LLC. Marlette Funding, LLC is headquartered in Wilmington, Delaware. Related articles What 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?