About Lightspark

The Internet lacks a protocol for money. We’re building the tools and services to make it happen.

Lightspark builds enterprise-ready infrastructure for the Lightning Network delivering open payments for the Internet at scale. Lightspark services aim to be the fastest, lowest cost, easiest and most reliable way to send and receive payments globally with exceptionally low fees, using Lightning. We’re headquartered in Los Angeles but serving the world.

Leadership Team

We’re a mission-driven, high-intensity team, based in Los Angeles. We’re laser focused on solving real problems for our customers by building best-in-class software solutions to enable a better open payment network to exist and thrive.

David Marcus

Chief Executive Officer

David is the CEO and co-founder of Lightspark. Most recently he led all payments and crypto efforts at Meta/Facebook. In 2018, David started Diem (fka Libra).  He joined Meta in 2014 to lead Messenger, which he took from under 200M monthly users to over 1.5B. Previously, he was PayPal’s President. A lifelong entrepreneur, Marcus launched two companies in Europe, then founded mobile payments company Zong in Silicon Valley, which was acquired by PayPal in 2011. 

Christian Catalini

Chief Strategy Officer

Christian is co-founder and Chief Strategy Officer. He previously co-created Diem (fka Libra). He is the founder of the MIT Crypto Economics Lab, and designed the MIT Bitcoin experiment in 2013. His research has been featured in top journals — including Science, Nature, Communications of the ACM — and presented to leading global academic institutions and government organizations. He holds a PhD from the University of Toronto.

James Everingham

SVP of Engineering

James is co-founder and SVP of Engineering. He is a tech industry veteran and has held leadership roles at Meta/Facebook, Instagram, Yahoo, and Netscape, and throughout his four-decade career, he has guided world-class engineering teams in building transformative technologies.

Kevin Hurley

Chief Technology Officer

Kevin is co-founder and Chief Technology Officer. He has extensive experience in the payments ecosystem, including roles at Meta/Facebook and worked on Diem (fka Libra), Novi, Messenger, and WhatsApp payments. Kevin has designed and built numerous aspects of blockchain infrastructure.

Jai Massari

Chief Legal Officer

Jai is co-founder and Chief Legal Officer. Previously she was a partner at Davis Polk & Wardwell LLP and a leader of the firm’s fintech and cryptocurrency practice. She is a fellow of the Berkeley Center for Law and Business at Berkeley Law School.

Christina Smedley

Chief Marketing & Communications Officer

Christina is co-founder and Chief Marketing & Communications Officer for Lightspark. In the past she has led the marketing, communications, content and brand teams at Amazon, Edelman, Facebook/Meta, PayPal and Robinhood.

Geoff Teehan

Chief Design Officer

Geoff is Chief Design Officer with 30 years of experience as a designer, leader and entrepreneur. Previously he was the VP and Head of Design at Meta/Facebook, and also led design for Meta/Facebook's News Feed and Novi. He co-founded the trailblazing digital product design firm Teehan+Lax, which was acquired by Meta in 2015.

Tomer Barel

Operating Partner

Tomer is co-founder and Operating Partner at Lightspark and President & COO at Melio. He has a diverse background in risk management, operations, data science, and executive leadership roles at Meta/Facebook(Novi) and PayPal - where he oversaw Fraud, Credit, Data Science, Data Platforms, Operations and Customer Service. 

Join Lightspark

We’re looking for people inspired to work on new and exciting technologies. We’re building innovative infrastructure for payments that will enable customers to super-charge their businesses. You can be part of this.