Ecommerce Maven, LLC Share: CONSULTANTS Ecommerce Maven, LLC Visit Website 52 Broadway Ste 2 Greenlawn, NY 11740 (516) 247-9058 LinkedIn About Map About "Ecommerce Maven is a full-service ecommerce consulting agency. We specialize in building Shopify ecommerce sites for B2B and B2C businesses. Contact us for all of your internet marketing needs. What's Nearby? Distance: 5 10 15 20 25 50 mi.