Speaking Engagements

Interested in booking us for a speaking event?
Learn why CEO Nathan Christensen and our team of HR Advisors love speaking about HR.


Nathan Christensen Mammoth CEO

Nathan's Bio

Nathan is the CEO of Mammoth, a Collaborative HR company that serves over 80,000 small and mid-size businesses nationwide. Nathan has been named a “Game Changer” in the HR field by Workforce magazine and was selected by the Portland Business Journal as a member of “Forty Under 40” class. Mammoth has been recognized as one of the country’s top workplaces by Fortune magazine and Entrepreneur magazine, and Nathan’s articles on management, human resources strategy, and public policy have appeared in publications such as The Washington Post, Fast Company, and Workforce. He’s also been a featured speaker at numerous industry conferences and events. Nathan holds degrees from Stanford University and The University of Chicago Law School.


Nathan speaking at the 2016 Technology Association of Oregon Conference: “We offered unlimited PEO for 1 year. This is what we learned.”


Recent and upcoming speaking engagements

Featured Speaker / The Wharton School of Business / 2016-2018

Featured Speaker / Intuit Quickbooks Connect / 2014-2017

Featured Speaker, Independent Payroll Providers Association Annual Conference, 2016 & 2018

Featured Speaker, Sage Summit, 2016-2017

Featured Speaker / Kronos SaasHR Partner Conference / 2015

Interview with Nathan Christensen
Portland Executive Podcast / February 2019

Keynote - Washington Hospitality Association / November 2018

Keynote - The Culture Quest: 5 Steps to Transforming Your Company
from the Inside Out Bennett Porter Connections 2018 / May 2018

The HR Essentials: 5 Steps to a Compliant Workplace
QuickBooks Connect 2017 / November 2017

Compensation Strategies from the Chief Empowerment Officer
Podcast: The Best Team Wins / February 2017

What Do Employees Care About?
Podcast: ActOn / December 2016

Essential legal Advice to Keep Your Business on Track
QuickBookL Connect 2016 / October 2016

We Offered Unlimited vacation for One Year. This is What We Learned.
TAO Ignite 2016 / Portland, OR / March 2016


+ Kara

Degree: JD
Certifications: SPHR
Industry Experience: 8 years


+ Lyndsay

Certifications: SPHR, SHRM-SCP
Industry Experience: 11 years


+ Kerry

Degree: JD
Certifications: PHR,SHRM-CP
Industry Experience: 6 years


+ Jenny

Certifications: SPHR
Industry Experience: 18 years


Topics we speak about

Collaborative HR
Workplace culture
HR best practices
HR trends
Management best practices
Employee Engagement


Get in touch

Interested in having Nathan or one of our HR Advisors speak at your event? Send us some details and we’ll get right back to you.