Meet Sift's Executive Leadership Team

Kris Nagel

Chief Executive Officer

Kris is the Chief Executive Officer at Sift. He brings more than 30 years of experience in senior leadership positions at venture-backed and public SaaS companies, including Ping Identity.

Kevin Lee

SVP of Customer Experience, Trust & Safety

Kevin helps customers implement strategies that cross-functionally align risk and revenue programs. Prior to Sift, he spent over 14 years leading various risk, chargeback, spam/scams, and trust and safety organizations at Facebook, Square, and Google.

Eva Gutierrez

General Counsel

Eva leads the legal and compliance team at Sift. She is a service-oriented business partner focused on helping Sift and its customers innovate and grow while minimizing risk.

Liz Kosinski

Chief People Officer

Liz is the Chief People Officer at Sift. She ensures the well-being of our most critical asset—our people. With experience in technical recruiting and people ops, she strives to build a culture where all are engaged, supported, and learning.

Raviv Levi

Chief Product & Technology Officer

Raviv is Sift’s Chief Product & Technology Officer. He has led products at startups and Fortune 100 companies, recently at Cisco. He creates impactful, customer-centric solutions through a simplicity-first mindset and relentless disruption of status quo.

Steve Love

Chief Financial Officer

Steve Love is Sift’s Chief Financial Officer, delivering cross-functional services rooted in 30+ years’ experience leading global finance and operations teams at venture-based and public SaaS companies. He’s passionate about driving sustainable, scalable growth and meaningful value for customers.

Armen Najarian

Chief Marketing Officer

Armen Najarian is Sift’s Chief Marketing Officer. He’s built extensive strategic experience serving as CMO at fast-growing fraud, identity, and cybersecurity firms, including Outseer, Agari, and ThreatMetrix.

Natalie Padula

SVP, Global Sales

Natalie Padula is Sift’s SVP of Global Sales. As a strategic go-to-market executive, she brings 25+ years of experience building and leading top-performing teams and driving revenue growth.