
Clario, the first platform built to eliminate enterprise data ROT, raised $6M in seed funding led by Preface Ventures. The company aims to automate data cleanup across file systems and cloud storage.
Clario, a startup building software to identify and purge redundant, obsolete, and trivial enterprise data – data ROT, in the industry shorthand – came out of stealth Tuesday with a $6 million seed round.
Preface Ventures led the investment. The syndicate included Foster Ventures, Golden Sparrow, High Sage Ventures, Moment Ventures, Mentors Fund, Page One Ventures, Rain Capital, Ridge Ventures, and Transform VC, plus angel investors Michael Callahan and Baris Aksoy.
The company is pitching itself as the first platform purpose-built to clean up the data that corporations accumulate and never use. Storage costs for that data run into the millions for large enterprises. The unused files also create security and compliance exposure. That problem has grown more acute as regulations like GDPR and CCPA impose retention rules and penalties tied to forgotten repositories.
Enterprise data growth has outpaced most organizations' ability to manage it. Industry surveys routinely find that 60% to 80% of stored data has no active use. That data still consumes storage capacity, incurs backup costs, and expands the attack surface for potential breaches. The cost of storing a terabyte of data in the cloud runs roughly $25 to $35 per month per major cloud provider's published pricing. For a company with hundreds of petabytes, the annual bill reaches the millions.
Clario's software scans an organization's file systems, databases, and cloud storage. It tags files by type, age, and access history. Then it automates deletion or archiving based on policies the company configures. The automation is the differentiator. Without it, companies rely on IT staff to manually review directories, a process that rarely happens at scale.
The product is still early in its rollout. The seed funding will go toward product development and a go-to-market push targeting mid-market and enterprise customers, the company said.
The investor syndicate is unusually broad for a seed round – a dozen institutional names plus angels. Ridge Ventures and Moment Ventures both focus on enterprise infrastructure. Preface Ventures has backed data-privacy and security startups before. The collective bet is that data ROT is a problem big enough to support a standalone platform rather than a feature inside a larger storage or security suite. The angels, Michael Callahan and Baris Aksoy, bring operational experience from previous data-management companies, though neither disclosed specific background details in the announcement.
Clario enters a market where incumbents like Commvault and Veritas offer data-management tools. Those platforms can classify data and enforce retention policies. Neither markets itself with the ROT angle as the primary value proposition. Most enterprises still rely on manual audits or simple retention schedules that miss the distinction between truly obsolete data and merely dormant data. Clario's pitch is that its software produces a hard cost saving that justifies the platform fee. The company argues that the storage reduction and risk mitigation outweigh the subscription cost.
Financial institutions face particularly acute data ROT. They must retain records for years under regulations like SEC Rule 17a-4, yet the majority of that data is never accessed after the first month. Healthcare providers face similar dynamics under HIPAA. Clario's platform could cut storage costs in such environments by identifying data eligible for deletion under the retention rules.
The startup did not disclose revenue, customer count, or a timeline for general availability. The seed round closes a quiet development phase. Clario will now have to demonstrate that its platform can scale across the heterogeneous environments that define most corporate data estates. That means working with on-premise servers, multiple cloud providers, and varying database technologies. The company will also need to convince enterprise buyers that its approach does not create more risk by inadvertently deleting data still needed for compliance or audit purposes.
The product's early stage means the next test is customer adoption. If Clario lands a reference account in the mid-market, the enterprise sales cycle could follow. The company is headquartered in Menlo Park, California, a sign that it is targeting the Silicon Valley enterprise buyer first.
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