Elevated · Availability
Delayed Audit Logs in AWS US West
OpenObserved
In August 2026, Sigma experienced delayed updates to audit logs and usage dashboards in the AWS US West region. No data was lost, and records were backfilled.
Vendor dossier // sigmacomputing.com
Sigma Computing
Also known as Sigma
San Francisco, California · Est. 2014 · 1,001-5,000 employees
Key people
- Mike Palmer is the CEO of Sigma Computing, having joined the company in May 2020 [9].
- Rob Woollen is the CTO and Co-founder of Sigma Computing [1].
- Jason Frantz is the Chief Architect and Co-founder of Sigma Computing [1].
- Christina Liu is the CFO of Sigma Computing, appointed in June 2024 [4].
Last updated: Aug 20, 2026, 01:46 PM
Low risk
Proceed
Sigma Computing demonstrates a mature security posture with SOC 2 and ISO certifications, DPF compliance, and a public Trust Center. No material breaches or…
Higher score = greater risk. How we score
18/100
Low RiskResearch Coverage
Complete
Evidence Quality
High
Material incidents
1
Last assessed
Aug 20, 2026, 01:46 PM
Material findings
01. Findings
Sigma Computing maintains a comprehensive security program aligned with NIST 800-53 and ISO 27001 standards. The company holds SOC 2 Type II, ISO 27017, ISO 27018, and ISO 27701 certifications, verified by Aprio LLP. Sigma is self-certified under the EU-U.S., UK, and Swiss Data Privacy Frameworks. The vendor publishes a public Trust Center and status page, reporting minor incidents such as delayed audit logs in August 2026. Sigma’s security policy includes annual incident response testing and personnel training on phishing and ransomware. No material breaches were identified in the provided sources.
High · Observed posture
Observed posture gap: Security headers
OpenObserved
2/6 security headers present
02. Events
[outage] Delayed Audit Logs in AWS US West
In August 2026, Sigma experienced delayed updates to audit logs and usage dashboards in the AWS US West region. No data was lost, and records were backfilled.
Aug 5, 2026, 12:00 AM · Source
[funding] Sigma Raises $80 Million Series E
Sigma announced an $80 million Series E round in May 2026, doubling its valuation to $3 billion.
May 20, 2026, 12:00 AM · Source
[funding] Series D Funding
Sigma raised $200 million in a Series D round led by Jared Sleeper and James Kuklinski.
May 16, 2024, 12:00 AM · Source
[funding] Sigma Raises $200 Million in Series D Funding
Sigma announced a $200 million Series D funding round in May 2024 to expand its AI infrastructure and data application development capabilities.
May 16, 2024, 12:00 AM · Source
03. Observed posture
Evidence classObserved
Deterministic outside-in checks run directly against the vendor's domain - not inferred from press or marketing pages.
Last observed: Aug 20, 2026, 01:51 PM
TLS certificate
Certificate expires in 60 days
infoPassSecurity headers
2/6 security headers present
highFailEmail authentication (SPF / DMARC)
04. AI Risk
How this vendor uses AI/ML with customer data - model providers, training stance, subprocessors, and relevant DPA language when publicly documented.
AI exposure tier: Moderate AI Exposure
Sigma Computing integrates AI capabilities into its analytics platform, allowing users to build AI-powered applications and use warehouse-hosted AI models [1]. The company emphasizes that data remains in the customer’s cloud warehouse, reducing data exfiltration risks [7]. Sigma’s security policy includes training on AI-related risks, though specific details on AI model training data or opt-out mechanisms are not publicly disclosed. The vendor’s DPF certification ensures compliance with international data privacy standards for AI-driven features [21].
- Training on customer data
- Training stance unknown
- DPA / trust-center notes
- Sigma’s DPA defines security incidents and requires notification within 72 hours if no DPA is in place. The company adheres to EU-U.S., UK, and Swiss Data Privacy Frameworks.
Evidence & provenance
36 sources · Generated Aug 20, 2026, 01:46 PM
Expand →Collapse ↑
Evidence & provenance
36 sources · Generated Aug 20, 2026, 01:46 PM
Every verdict stores the public sources retrieved for this run. Read our methodology.
- Verdict generated
- Aug 20, 2026, 01:46 PM
Input sources · retrieved Aug 20, 2026, 01:46 PM
Company(7)
- Open source →
Sigma Computing Names Mike Palmer Chief Executive Officer | Sigma
Company
- Open source →
Sigma Computing Company Overview, Contact Details & Competitors | LeadIQ
Company
05. Company
Sigma Computing is a cloud-native analytics and business intelligence company headquartered in San Francisco, California Founded in 2014 by Jason Frantz and Rob Woollen, the company has grown to approximately 1,400 employees Sigma raised $200 million in Series D funding in May 2024 and later announced an $80 million Series E round in May 2026, reaching a $3 billion valuation. The company is led by CEO Mike Palmer, who joined in 2020 Sigma serves over 1,900 organizations, including J.P. Morgan, and focuses on enabling business users to build AI-powered applications directly on cloud data warehouses
06. Product
Sigma offers a cloud-native analytics platform that connects directly to cloud data warehouses like Snowflake and Databricks The product features a spreadsheet-like interface, allowing users to perform data analysis, build dashboards, and create AI-powered applications without engineering support Key capabilities include write-back functionality, real-time collaboration, and embedded analytics. Sigma positions itself as an alternative to traditional BI tools like Tableau and Power BI, emphasizing speed and direct warehouse access. The platform supports SQL and Python editors, visual builders, and native AI features for automated workflows
07. Recent News
Sigma Computing announced an $80 million Series E funding round in May 2026, doubling its valuation to $3 billion. The company achieved $200 million in ARR in February 2026 and expanded its global footprint with a new London office serving as EMEA HQ in March 2025 Sigma was named a Leader in Snowflake’s Modern Marketing Data Stack Report and recognized as Databricks’ ISV Business Intelligence Partner of the Year in 2026. The company also signed a strategic agreement with AWS to accelerate AI apps and agents in August 2026.
08. Dependencies
Fourth parties this vendor relies on - subprocessors, infrastructure, and integrations surfaced from public sources.
09. Competitors
Vendors offering a similar product or service - for side-by-side comparison, not a ranking.
- Vet this vendor →
Microsoft Power BI
powerbi.microsoft.com
Top competitor in the BI category with significant market share.
- Vet this vendor →
Tableau Software
tableau.com
Major competitor in the BI space, frequently compared to Sigma.
- Vet this vendor →
Looker
looker.com
Cloud-native BI tool often compared to Sigma for warehouse-native analytics.
11. Vendor response
Content in this section is vendor-supplied and does not alter Vendorisk.ai's risk tier or evaluation.
Loading claim status
12. Assessment history
- 8/20/2026, 1:46:55 PM · Low · 18
Risk delta is hidden until two stored snapshots can be compared.
13. Targeted questions
No unresolved controls
Targeted questions are generated only from unanswered or conflicting controls. The full SIG-lite questionnaire remains on its own route.
14. Sources
- [1] Sigma Computing is headquartered in San Francisco, California. Sigma Computing | Company Overview & News
- [2] Sigma Computing was founded in 2014 by Jason Frantz and Rob Woollen. Sigma (analytics company) - Wikipedia
- [3] Sigma Computing has approximately 1,400 employees. Sigma Computing Company Overview, Contact Details & Competitors | LeadIQ
- [4] Sigma raised $200 million in Series D funding in May 2024. Sigma Raises $200 Million in Series D Funding | Sigma
- [5] Sigma announced an $80 million Series E round in May 2026, reaching a $3 billion valuation. Announcements | Sigma
- [6] Mike Palmer is the CEO of Sigma Computing. Sigma Computing Names Mike Palmer Chief Executive Officer | Sigma
- [7] Sigma holds SOC 2, ISO 27017, ISO 27018, and ISO 27701 certifications. Sigma Achieves ISO 27017, ISO 27018, and ISO 27701 Compliance Certifications | Sigma
- Sigma is self-certified under the EU-U.S., UK, and Swiss Data Privacy Frameworks.
AI-generated assessment based on publicly available sources. Verify critical findings before contractual reliance. Analysis is advisory, not a compliance attestation, and is subject to data availability.