Insights

Growth funding Sifflet has recently secured $18M in fresh funding in June 2025 led by notable VCs (EQT Ventures and Mangrove Capital Partners) with Capmont Technology joining as an investor, signaling strong investor confidence and potential for scaling sales efforts into enterprise accounts.

Enterprise traction Trusted by industry leaders such as Carrefour, BBC, and Penguin Random House, Sifflet demonstrates credibility with high-profile customers, suggesting opportunities to upsell to similar large data-driven organizations seeking business-risk informed data observability.

AI native platform Positioned as an AI-native data observability platform with agents like Sentinel, Sage, and Forge, Sifflet offers advanced anomaly detection, root-cause diagnosis, and business-risk prioritization, appealing to data teams looking to reduce firefighting and improve decision intelligence.

Strategic integrations Recent integration with Arrangr and a broad tech stack including Grafana, New Relic, GitLab, and more, create cross-sell opportunities with customers using complementary tooling and a need for end-to-end observability across data pipelines and business usage.

Market momentum Consistent press and funding activity from 2023 to 2025, coupled with a publicized feature launches like Flow Stopper, indicate a growing market interest in data and knowledge observability solutions favorable for outbound campaigns targeting data engineering leaders and AI/ML decision-makers.

Similar companies to Sifflet

Sifflet Tech Stack

Sifflet uses 8 technology products and services including Grafana, Microsoft Excel, GitLab, and more. Explore Sifflet's tech stack below.

  • Grafana
    Analytics
  • Microsoft Excel
    Editors
  • GitLab
    Issue Trackers
  • Grafana Loki
    Logging
  • Lua
    Programming Languages
  • New Relic
    Real User Monitoring
  • Adobe XD
    Team Collaboration
  • Spring
    Web Frameworks

Sifflet's Email Address Formats

Sifflet uses at least 1 format(s):
Sifflet Email FormatsExamplePercentage
First@siffletdata.comJohn@siffletdata.com
75%
First.Last@siffletdata.comJohn.Doe@siffletdata.com
25%

Frequently Asked Questions

Where is Sifflet's headquarters located?

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Sifflet's main headquarters is located at New York, New York United States. The company has employees across 3 continents, including EuropeNorth AmericaAsia.

What is Sifflet's official website and social media links?

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Sifflet's official website is siffletdata.com and has social profiles on LinkedInCrunchbase.

What is Sifflet's NAICS code?

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Sifflet's NAICS code is 5112 - Software Publishers.

How many employees does Sifflet have currently?

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As of June 2026, Sifflet has approximately 50 employees across 3 continents, including EuropeNorth AmericaAsia. Key team members include Ceo & Co-Founder: S. B.Head Of Marketing: R. D.Head Of Sales: J. S.. Explore Sifflet's employee directory with LeadIQ.

What industry does Sifflet belong to?

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Sifflet operates in the Software Development industry.

What technology does Sifflet use?

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Sifflet's tech stack includes GrafanaMicrosoft ExcelGitLabGrafana LokiLuaNew RelicAdobe XDSpring.

What is Sifflet's email format?

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Sifflet's email format typically follows the pattern of First@siffletdata.com. Find more Sifflet email formats with LeadIQ.

How much funding has Sifflet raised to date?

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As of June 2026, Sifflet has raised $18M in funding. The last funding round occurred on Jun 19, 2025 for $18M.

When was Sifflet founded?

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Sifflet was founded in 2021.
Sifflet logo

Sifflet

Software DevelopmentNew York, United States11-50 Employees

Sifflet is a data observability platform that helps data teams move from reactive firefighting to proactive, business-aware decision making. The platform employs an AI-driven system to automatically detect anomalies, diagnose root causes, and propose code-level resolutions, while enriching alerts with full-stack lineage and downstream business usage. This approach allows prioritization based on business risk rather than solely on technical severity, and it counts Carrefour, BBC, and Penguin Random House among its users.
Based in New York, New York, it sits within the software development industry as a provider of data quality and observability capabilities that connect technical signals to business impact. A notable recent development is the July 2025 integration with Arrangr Inc., indicating expanded interoperability with other operational tools.

Section iconCompany Overview

Headquarters
New York, New York United States
NAICS Code
5112 - Software Publishers
Founded
2021
Employees
11-50

Section iconFunding & Financials

  • $18M

    Sifflet has raised a total of $18M of funding over 4 rounds. Their latest funding round was raised on Jun 19, 2025 in the amount of $18M.

  • $10M$25M

    Sifflet's revenue is estimated to be in the range of $10M$25M

Section iconFunding & Financials

  • $18M

    Sifflet has raised a total of $18M of funding over 4 rounds. Their latest funding round was raised on Jun 19, 2025 in the amount of $18M.

  • $10M$25M

    Sifflet's revenue is estimated to be in the range of $10M$25M

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