Experienced &

We are Rainier Partners.

Rainier was founded in 2020 by Alex Rolfe and Jon Altman. The Rainier Partners team brings diverse experiences across entrepreneurship, operations, consulting, and finance — in addition to over 30 years of investing expertise.

Jon Altman, Co-Founder and Managing Partner

Jon Altman

Co-Founder and Managing Partner

Alex Rolfe, Co-Founder and Managing Partner

Alex Rolfe

Co-Founder and Managing Partner

Dave Shephard, Director of Portfolio Operations

Dave Shephard

Director of Portfolio Operations

James Whittle, Director of Business Development

James Whittle

Director of Business Development

Henry Anderson, Vice President

Henry Anderson

Vice President

Lucas Bench, Vice President

Lucas Bench

Vice President

Jonathan Lo, Vice President

Jonathan Lo

Vice President

Beatrice WoodRuff, Senior Associate

Beatrice WoodRuff

Senior Associate

Manu Amin, Associate

Manu Amin


Shiven Mohindra, Analyst

Shiven Mohindra


Bory Kas, Office Manager and Executive Assistant

Bory Kas

Office Manager and Executive Assistant