Our Team

REsurety is a diverse team of specialists, including meteorologists, software engineers and project finance professionals. Our collective experience gives REsurety the unique ability to understand the interaction of weather and energy markets and offer financial risk mitigation tools desired by buyers and sellers of clean energy.

Looking to join a dynamic and rapidly growing team? Check out our job openings below.

Our Leadership

Sinéad Barry-O’Brien


Carl Ostridge

SVP of Analytics

Adam Reeve

SVP of Software

Tony Lapolito

SVP of Product

Jennifer Newman

VP of Atmospheric Science Research

David Luke Oates

VP of Power Markets Research

Our Team

Aaron Nickelsberg

Product Manager

Aaron Perry

Associate, Analytics – Risk Analytics

Anshal Savla

Data Engineer

Barbara Donnelly

Office Manager

Blair Allen

Product Manager, Information Services

Brian Sousa

Risk and Transaction Analyst

Caelin Schaefer

Risk and Transaction Analyst

Chris Marlowe

Associate, Operations

Daniel Jang

Power Markets Research Associate 

David Simons

Software Engineer

Elizabeth Kalikasingh

Senior Analyst, Risk Analytics

Eddy Page

Software Engineer, Data Science

Irina Gumennik

Associate, Risk Analytics 

Jackson Myers

VP, Transaction Analytics

Jessica Tomaszewski

Research Scientist

Jhané Thomas

DevOps Engineer

Marcial Santiago

Data Quality Engineer

Marion Cundari

Senior Analyst, Transaction Analytics  

Mark Brewer

Data Visualization Engineer

Matthew Livingston 

Senior Associate, Risk Analytics 

Michelle Bowen

Director, Business Development 

Nathan Garcia

Software Quality Engineer

Omri Schwarz

Software Quality Engineer

Pete Florenzano

Senior Data Engineer

Peter Richardson 

Engineering Manager, Visualization and Apps

Sahar Shirani 

Director, Engineering – Data Science

Sarah Sofia

Software Engineer

Shane Hall 

Software Engineer

Steven Kalt

Data Visualization Engineer

Yu Wang

Software Quality Manager

Board Members & Advisors

Paul Gaynor


Daniel Goldman


Bill McCullen


Amy Villeneuve


Kenneth Davies

Advisor to the Board