Onfolio Holdings Inc. acquires and manages a diversified portfolio of online businesses. The Company is engaged in Website management, advertising and content placement on its online businesses, and product sales on certain sites. The Company owns multiple online businesses and manages online businesses on behalf of certain unconsolidated entities in which it holds equity interests. It operates through business models, such as direct-to-consumer (D2C) e-commerce, business-to-business (B2B) SEO and marketing services, and B2B digital products. It owns and/or manages over 20 online businesses, including RevenueZen.com, Contentellect.com, ProofreadAnywhere.com/WorkAtHomeSchool.com/WorkYourWay2020.com, SEOButler.com, Preventdirectaccess.com/Passwordprotectwp.com, Mightydeals.com and others. RevenueZen.com is an online service provider that works with B2B brands to grow their organic and referral traffic. It also provides dentists with digital marketing services.