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Management Team

Management Team Photo: Seth Berman

Seth Berman

President & CEO 

Seth oversees a dedicated team that tirelessly supports and enhances Instantiations' VAST Platform, while he guides expansion into new software/service areas like Fintech, IoT, cloud, and edge computing solutions. Before leading Instantiations, Seth joined the company in 2011 as a software engineer working on projects ranging from advanced code editors and cryptography libraries to FFI enhancements and virtual machine implementations. Previously, he worked for the US government in a variety of domains including stochastic simulation, operations research, grid computing, and link analysis. Seth has a B.S. in Computer Science and an M.S. in Software Engineering.
Eric Clayberg photo

Eric Clayberg

Chief Technical Advisor

Eric is co-founder of Instantiations, and a seasoned software technologist, product developer, and entrepreneur. He has 30+ years of commercial software development experience, and is the primary author and architect of more than a dozen commercial Java and Smalltalk add-on products including WindowBuilder Pro, CodePro AnalytiX, and the award winning VA Assist Enterprise product lines. He was also a founder and Executive Vice President of Objectshare Systems, Inc. and Vice President of Development for ParcPlace-Digitalk. Eric holds a Bachelor of Science degree from MIT, an MBA from Harvard. 
Photo of Greg Schultz

Greg Schultz

Vice President - 
Growth & Operations

Greg has a background in design, marketing, and web development. As a result, he often creatively leverages technology to improve project results and organizational performance. With industry experience in publishing, manufacturing, and healthcare, Greg joined Instantiations in 2019 to enhance the company's marketing strategies and drive business growth. Outside of his professional life, Greg enjoys retro video gaming and restoring/modifying old technology.
Photo of Julie Taylor

Julie Taylor

Senior Accounts and
Operations Manager

Julie is a CPA with a background in public accounting where she worked at Coopers & Lybrand for 6 years, then joined Instantiations in April 1998. Throughout her 25+ year tenure, Julie has worked in various roles within the company, including: finance, human resources, and most recently, sales. Her strategic insights were instrumental in the successful sale of Instantiations (second incarnation) to Google in 2010 and the transformative journey that led to the third incarnation of Instantiations shortly thereafter. Beyond her professional life, Julie finds joy in sports, the outdoors, and traveling throughout the US to visit her adult children and new granddaughter.
Photo of Mariano Martinez Peck

Mariano Martinez Peck

VAST Team Lead
Senior Software Engineer

Mariano is a systems engineer specializing in dynamic programming language software. In 2018, he joined Instantiations to further develop the VAST Platform through the addition of new frameworks, libraries and tools, as well as improving the existing code base of VAST. He is active in the Smalltalk development community, and has used his expertise to co-author numerous open source projects. Mariano has a PhD in Computer Science, and his academic research has been published across various international journals. In addition to his development duties, he currently leads the VAST Platform engineering team at Instantiations. In his personal time, Mariano enjoys traveling as well as outdoor activities like camping and fishing.
Allen Cartright photo

Allen Cartright

Fintech Product Manager

Allen joined Instantiations in 2024 as a product/project manager with 25+ years of experience, and a proven track record of driving successful projects and outcomes in IT consulting and services. While having specialized in the Fintech industry, he has experience across multiple other verticals including: Medtech, retail, and manufacturing. In his current role, he leads Instantiations' Fintech Services team. He is proud veteran of the U.S. Navy. Outside of his work life, Allen enjoys tinkering with technology and experiencing the outdoors and ocean.

Together, we can build something great.

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