--- title: Blog | Jonas (2) description: Explore tips on HubSpot Operations, CRM hygiene and especially HubSpot merging & deduplication (2) --- [Skip to content](https://koalify.io/blog/author/jonas/page/2#main-content) [![rectangle\_long\_koala\_with\_name\_bold\_200\_125\_white](https://koalify.io/hubfs/rectangle_long_koala_with_name_bold_200_125_white.png)](https://koalify.io) - Products Show submenu for Products - [Deduplication](https://koalify.io) - [Email Validation](https://koalify.io/hubspot-email-validation) - Pricing Show submenu for Pricing - [Deduplication](https://koalify.io/pricing) - [Email Validation](https://koalify.io/hubspot-email-validation-pricing-koalify) - [Partners](https://koalify.io/partners) - [Blog](https://koalify.io/blog) - Knowledge base Show submenu for Knowledge base - [Deduplication](https://koalify.io/knowledge-base) - [Email Validation](https://koalify.io/email-validation-knowledge-base) - Products Show submenu for Products - [Deduplication](https://koalify.io) - [Email Validation](https://koalify.io/hubspot-email-validation) - Pricing Show submenu for Pricing - [Deduplication](https://koalify.io/pricing) - [Email Validation](https://koalify.io/hubspot-email-validation-pricing-koalify) - [Partners](https://koalify.io/partners) - [Blog](https://koalify.io/blog) - Knowledge base Show submenu for Knowledge base - [Deduplication](https://koalify.io/knowledge-base) - [Email Validation](https://koalify.io/email-validation-knowledge-base) ![menu-toggle](https://21645388.fs1.hubspotusercontent-na1.net/hubfs/21645388/menu-toggle.svg) ![menu-close](https://21645388.fs1.hubspotusercontent-na1.net/hubfs/21645388/menu-close.svg) [Get Started Free](https://api.koalify.io/hubspot/install?utm_source=koalify&utm_medium=website&utm_campaign=navigation) ##### KOALIFY BLOG ## HubSpot Data Quality & Deduplication Blog Practical guides, best practices, and tutorials on HubSpot deduplication, duplicate management, bulk merging, and CRM data quality. Learn how to find, manage, and remove duplicates in HubSpot across contacts, companies, deals, and more. ![How Revunami Merged 275,000 Duplicate Contacts for a Multi-Brand B2C Client](https://koalify.io/hs-fs/hubfs/How%20I%20Fixed%20Your%20Data%20Hope%20ADair.jpg?width=370&height=220&name=How%20I%20Fixed%20Your%20Data%20Hope%20ADair.jpg) ###### [How Revunami Merged 275,000 Duplicate Contacts for a Multi-Brand B2C Client](https://koalify.io/blog/how-revunami-merged-duplicate-hubspot-contacts-multi-brand) By [Jonas](https://koalify.io/blog/author/jonas) 20 May, 2026 When Hope Adair and her team at Revunami took on a large multi-brand B2C client, they ran into a... [Read More](https://koalify.io/blog/how-revunami-merged-duplicate-hubspot-contacts-multi-brand) ![How to Handle Duplicates in HubSpot When NetSuite Is Integrated](https://koalify.io/hs-fs/hubfs/How%20to%20Handle%20Duplicates%20in%20HubSpot%20When%20NetSuite%20Is%20Integrated.jpg?width=370&height=220&name=How%20to%20Handle%20Duplicates%20in%20HubSpot%20When%20NetSuite%20Is%20Integrated.jpg) ###### [How to Handle Duplicates in HubSpot When NetSuite Is Integrated](https://koalify.io/blog/how-to-handle-duplicates-in-hubspot-when-netsuite-is-integrated) By [Jonas](https://koalify.io/blog/author/jonas) 18 May, 2026 When NetSuite is your finance system of record, a careless HubSpot merge can do real damage.... [Read More](https://koalify.io/blog/how-to-handle-duplicates-in-hubspot-when-netsuite-is-integrated) ![Dirty Data Secrets: When HubSpot's Unique Identifier Is Wrong (with Sarah Lane-Hawn)](https://koalify.io/hs-fs/hubfs/Dirty%20Data%20Secrets%20When%20HubSpots%20Unique%20Identifier%20Is%20Wrong%20%28with%20Sarah%20Lane-Hawn%29.jpg?width=370&height=220&name=Dirty%20Data%20Secrets%20When%20HubSpots%20Unique%20Identifier%20Is%20Wrong%20%28with%20Sarah%20Lane-Hawn%29.jpg) ###### [Dirty Data Secrets: When HubSpot's Unique Identifier Is Wrong (with Sarah Lane-Hawn)](https://koalify.io/blog/hubspot-unique-identifier-wrong-data-architecture-rebuild) By [Jonas](https://koalify.io/blog/author/jonas) 14 May, 2026 When a company's CRM pain reaches breaking point, the instinct is to clean the data. But sometimes... [Read More](https://koalify.io/blog/hubspot-unique-identifier-wrong-data-architecture-rebuild) ![What happens to your data when you merge duplicate records in HubSpot?](https://koalify.io/hs-fs/hubfs/What%20happens%20to%20your%20data%20when%20you%20merge%20duplicate%20records%20in%20HubSpot.jpg?width=370&height=220&name=What%20happens%20to%20your%20data%20when%20you%20merge%20duplicate%20records%20in%20HubSpot.jpg) ###### [What happens to your data when you merge duplicate records in HubSpot?](https://koalify.io/blog/what-happens-to-data-when-you-merge-records-in-hubspot) By [Jonas](https://koalify.io/blog/author/jonas) 12 May, 2026 Before you merge anything, you want to know one thing: what's going to survive? It's the right... [Read More](https://koalify.io/blog/what-happens-to-data-when-you-merge-records-in-hubspot) ![How Vaulted Fixed HubSpot Duplicates for a SaaS with No Websites](https://koalify.io/hs-fs/hubfs/How%20I%20Fixed%20Your%20Data%20Matthew%20Deal.jpg?width=370&height=220&name=How%20I%20Fixed%20Your%20Data%20Matthew%20Deal.jpg) ###### [How Vaulted Fixed HubSpot Duplicates for a SaaS with No Websites](https://koalify.io/blog/how-vaulted-fixed-hubspot-duplicates-without-domain-matching) By [Jonas](https://koalify.io/blog/author/jonas) 11 May, 2026 When Matthew Deal and his team at [Vaulted](https://vaulted.co/) took on Coworks as a client, they ran into a... [Read More](https://koalify.io/blog/how-vaulted-fixed-hubspot-duplicates-without-domain-matching) ![Deduplicating Data When Migrating HubSpot Portals](https://koalify.io/hs-fs/hubfs/HubSpot%20Portal%20Migration%20Suite%20%26%20Koalify.png?width=370&height=220&name=HubSpot%20Portal%20Migration%20Suite%20%26%20Koalify.png) ###### [Deduplicating Data When Migrating HubSpot Portals](https://koalify.io/blog/deduplicating-data-when-migrating-hubspot-portals) By [Jonas](https://koalify.io/blog/author/jonas) 7 May, 2026 If you are migrating HubSpot portals, the migration itself is only part of the job. The other part... [Read More](https://koalify.io/blog/deduplicating-data-when-migrating-hubspot-portals) ![What causes duplicate records in HubSpot?](https://koalify.io/hs-fs/hubfs/Manual%20data%20entry%20without%20duplicate%20checks.png?width=370&height=220&name=Manual%20data%20entry%20without%20duplicate%20checks.png) ###### [What causes duplicate records in HubSpot?](https://koalify.io/blog/what-causes-duplicate-records-in-hubspot) By [Jonas](https://koalify.io/blog/author/jonas) 28 April, 2026 Duplicates in HubSpot are almost never the result of one thing going wrong. They accumulate over... [Read More](https://koalify.io/blog/what-causes-duplicate-records-in-hubspot) ![Why RingEX by RingCentral Creates Duplicate Contacts in HubSpot and How to Fix It](https://koalify.io/hs-fs/hubfs/What%20Does%20%E2%80%9CCaller%20+1...%E2%80%9D%20Mean%20in%20HubSpot.png?width=370&height=220&name=What%20Does%20%E2%80%9CCaller%20+1...%E2%80%9D%20Mean%20in%20HubSpot.png) ###### [Why RingEX by RingCentral Creates Duplicate Contacts in HubSpot and How to Fix It](https://koalify.io/blog/ringcentral-duplicate-contacts-hubspot) By [Jonas](https://koalify.io/blog/author/jonas) 23 April, 2026 If you use **RingEX by RingCentral with HubSpot**, you may have noticed duplicate contacts showing up... [Read More](https://koalify.io/blog/ringcentral-duplicate-contacts-hubspot) ![How to Merge Duplicate Listings Records in HubSpot](https://koalify.io/hs-fs/hubfs/How%20to%20Bulk%20Merge%20HubSpot%20Listings%20Duplicates%20with%20the%20Koalify%20Workflow%20Action.jpg?width=370&height=220&name=How%20to%20Bulk%20Merge%20HubSpot%20Listings%20Duplicates%20with%20the%20Koalify%20Workflow%20Action.jpg) ###### [How to Merge Duplicate Listings Records in HubSpot](https://koalify.io/blog/how-to-merge-duplicate-listings-records-in-hubspot) By [Jonas](https://koalify.io/blog/author/jonas) 21 April, 2026 To merge duplicate Listings records in HubSpot: open the primary record, click Actions \> Merge,... [Read More](https://koalify.io/blog/how-to-merge-duplicate-listings-records-in-hubspot) ![How to Merge Duplicate Projects Records in HubSpot](https://koalify.io/hs-fs/hubfs/How%20to%20Bulk%20Merge%20HubSpot%20Projects%20Duplicates%20with%20the%20Koalify%20Workflow%20Action.jpg?width=370&height=220&name=How%20to%20Bulk%20Merge%20HubSpot%20Projects%20Duplicates%20with%20the%20Koalify%20Workflow%20Action.jpg) ###### [How to Merge Duplicate Projects Records in HubSpot](https://koalify.io/blog/how-to-merge-duplicate-projects-records-in-hubspot) By [Jonas](https://koalify.io/blog/author/jonas) 21 April, 2026 Professional services teams use the Projects object to keep delivery separate from deals and... [Read More](https://koalify.io/blog/how-to-merge-duplicate-projects-records-in-hubspot) ###### Blog Sidebar ###### Search Search ###### Category - [HubSpot Data Quality](https://koalify.io/blog/tag/hubspot-data-quality) - [HubSpot Integration Duplicates](https://koalify.io/blog/tag/hubspot-integration-duplicates) - [HubSpot Revenue Operations](https://koalify.io/blog/tag/hubspot-revenue-operations) - [HubSpot Email Validation](https://koalify.io/blog/tag/hubspot-email-validation) - [HubSpot Associations](https://koalify.io/blog/tag/hubspot-associations) - [HubSpot Deduplication](https://koalify.io/blog/tag/hubspot-deduplication) ###### Popular Post - [HubSpot best practices for contacts that leave a company](https://koalify.io/blog/hubspot-best-practices-for-contacts-that-leave-a-company) - [How to Bulk Merge HubSpot Duplicates: Contacts, Companies, Deals and More](https://koalify.io/blog/how-to-bulk-merge-hubspot-duplicates-contacts-companies-more) - [How to Merge Companies in HubSpot (Safely, Manually or in Bulk)](https://koalify.io/blog/how-to-merge-companies-in-hubspot-manual-or-in-bulk) - [HubSpot Deduplication: How to Find, Manage, and Remove Duplicates in HubSpot](https://koalify.io/blog/hubspot-deduplication-the-ultimate-guide-to-zero-duplicates-in-hubspot) - [How to Merge Duplicate Contacts in HubSpot Without Losing Data](https://koalify.io/blog/how-to-merge-contacts-in-hubspot-manual-or-in-bulk) ###### Page: [1](https://koalify.io/blog/author/jonas/page/1) [2](https://koalify.io/blog/author/jonas/page/2) [3](https://koalify.io/blog/author/jonas/page/3) [4](https://koalify.io/blog/author/jonas/page/4) [5](https://koalify.io/blog/author/jonas/page/5) ... 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