Our People

Executive Leadership Team


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Michael Walsh

Co-Founder & CEO
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Chris Herbig

Co-Founder & COO
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Holly Colbert

VP, Solution Delivery
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Ted Brookbank

SVP, Solution Delivery
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Tom Stergios

SVP, Strategy, IP & Offerings
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Steve Raye

SVP, Advisory & Transformation
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Priya Marsonia

VP, Advisory & Transformation
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Jim Buller

VP, Solution Delivery
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Claude Sammoury

VP, Alliances & Business Development
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Sam Jankovich

VP, Sales & Strategic Accounts
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Jamie Arnold

VP, Engineering
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Stephen Stanton

VP, IP & Offerings
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Jorge Watson

VP, Advisory & Transformation
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ATG Quote 2 Cast Summit

The Future of Quote to Cash
NOW VIRTUAL

RETURNS JULY 14-16

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Leadership Team


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Sonia Flamm

Executive Director
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Kevin York

Executive Director
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Brian O'Conner

Executive Director
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Larry Davis

Executive Director
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Derek Magnusen

Executive Director
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Joseph Plas

Executive Director
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Mike Newman

Executive Director
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Kym Corwin

Executive Director
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Joel Sisk

Executive Director
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Zeke Baied

Director
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Dan Hansen

Director
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Abhi Varanganti

Director
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Justin Wiseman

Director
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Melody McGloin

Director
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Matt Shepker

Principal Consultant
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Anneloes Morosi

Principal Consultant
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Seth Boid

Principal Consultant
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Karl Andrzejewski

Principal Consultant
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Adam Peth

Principal Consultant
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Sharmon Moss

Principal Consultant
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Mitch Colyer

Principal Consultant
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Scott Boetig

Principal Consultant
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Tom Mateer

Principal Consultant
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Todd Abraham

Principal Consultant
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Kyle Culbertson

Senior Consultant
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Erin Curley

Senior Consultant
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Contact Us

We take our commitment to our clients very seriously. At ATG, our credo has always been Client Focused, Vendor Agnostic. We'll help you find the solution that's right for your business.
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ATG University

Explore the Quote to Cash industry's largest collection of thought leadership, from CPQ and contract management to billing and revenue recognition.
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Case Studies

Looking for an answer to a specific business case? Peruse our case studies to find out how we helped your peers manage their customers and revenue.
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