The power of a Custom Object lies in its ability to link to other records. In Marketo, there are two primary structural approaches: linking the Custom Object to a Lead, or linking it to a Company (Account).
You can technically link any data to Marketo, but here are the most powerful ways enterprise teams use Custom Objects:
Marketo supports three primary relationship types for custom objects: Create Marketo Custom Objects - Adobe Experience League marketo custom objects
Moreover, database performance is a critical consideration. A Marketo instance cluttered with hundreds of thousands of Custom Object records can experience slower performance if not indexed or archived properly. Marketers must establish clear retention policies—for instance, archiving service records older than five years—to ensure the database remains agile. Additionally, visibility is key; simply having the data is useless if it is not exposed to the sales team. Integrating Custom Objects into Salesforce layouts ensures that sales representatives can see the marketing-relevant data (like recent purchases or support tickets) directly within their CRM view.
B2B purchases rarely involve one person. Link a "Contact Role" object to an Account. The power of a Custom Object lies in
Marketo Custom Objects (COs) are specialized data structures used to store information beyond standard lead or company fields, such as purchase histories, product inventories, or event registrations. Core Concepts & Structure
Pick one use case—maybe "Past Purchases" or "Certifications." Build the object, import 50 test records, and build a single Smart List to filter by it. Once you see the power of Member of Custom Object > Product Name contains 'Premium' , you will never go back to comma-separated text fields again. A Marketo instance cluttered with hundreds of thousands
Stop using "Opportunity Amount" as a generic number. Import the specific . Now you can see exactly which SKUs a customer bought. This allows you to:
: Tracking multiple course enrollments or certifications for a single student.
Unlike custom activities , which track one-time events (like "Purchased Car"), custom objects track current states that can be updated (like "Car Color" or "Service Status").