Startup profile · funding coverage
Signifyd funding, valuation and investors
Commerce protection platform guaranteeing retailers against fraud and chargebacks.
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Funding, valuation & investors
Answer-first snapshotLatest funding
Series E
$205M · April 2021
Latest known valuation
$1.34B
Series E · April 2021
Total disclosed equity funding
$205M
Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.
Current status
private
growth · San Jose, California
Investors in latest funding
Lead: Owl Rock
Other: Andreessen Horowitz , Bain Capital Ventures , Menlo Ventures
Overview
Signifyd provides ecommerce fraud protection with a chargeback guarantee — approving or declining orders and reimbursing merchants for fraudulent chargebacks on approved orders. Founded in San Jose in 2011, the company uses a commerce network and machine learning to assess buyer identity and intent. Andreessen Horowitz was an early investor; Bain Capital Ventures and Menlo Ventures joined later rounds. Signifyd raised $205M Series E in April 2021 at $1.34B valuation led by Owl Rock (now Blue Owl).
Why Signifyd is interesting
Signifyd's chargeback guarantee model scaled to unicorn status — a16z seed before Bain and Menlo joined growth rounds at $1.34B valuation.
Product & use cases
Signifyd's Commerce Protection Platform scores orders at checkout and guarantees approved transactions against fraud chargebacks — shifting fraud risk from merchants to Signifyd.
- Ecommerce checkout fraud screening
- Chargeback guarantee for approved orders
- Account takeover prevention at login
- BNPL and marketplace fraud protection
Key facts
- Series E (Apr 2021): $205M at $1.34B led by Owl Rock — BusinessWire
- a16z seed investor; Bain and Menlo in growth rounds
- Chargeback guarantee commerce protection model
- Serves large ecommerce and enterprise retailers
Funding history (newest first)
Series E
2021-04 $205M Valuation: $1.34B- Owl Rock (lead)
- Andreessen Horowitz (participant)
- Bain Capital Ventures (participant)
- Menlo Ventures (participant)
Source: https://www.businesswire.com/news/home/20210415005329/en/
Investors in our directory
Funds linked from Signifyd's profile — open a fund page for stage focus and related deal articles.
Competitive landscape
Edge: Guarantee model aligns incentives — Signifyd loses money on bad approvals, unlike pure SaaS scoring vendors.
Ecommerce fraud protection bifurcated into guarantee vendors (Signifyd, Riskified) and scoring APIs. Signifyd's $1.34B valuation reflects enterprise retailer adoption; competes directly with Riskified for large merchant logos.
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Riskified direct
Similar chargeback guarantee model; public company (NYSE: RSKD).
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Forter direct
Enterprise fraud decisioning with guarantee options.
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Sift adjacent
Digital trust platform; less guarantee-focused historically.
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Stripe Radar adjacent
Built-in fraud tools for Stripe merchants.
Notable stories
- Signifyd pioneered the chargeback guarantee — merchants pay for approved orders that fraud, aligning vendor incentives with merchant outcomes.
- a16z seed bet in 2011 preceded a decade of ecommerce fraud escalation and BNPL expansion.
Industries
FAQs about Signifyd
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