Who We Are.

The team organizations trust to modernize IBM mainframe and midrange systems and drive innovation.

Izzi delivers enterprise solutions for IBM Z and IBM i platforms, helping organizations modernize and maximize the value of their IBM infrastructure.

Our Team

Jennifer Nelson

CEO

Jennifer is a visionary leader with over 25 years of experience in the IBM mainframe and Power space. She has a proven track record of driving strategic transformation, successfully leading global engineering teams to modernize legacy applications and shape the technical roadmap. Jennifer’s expertise spans managing P&L units ranging from $10 million to $600 million, where she consistently introduced new technologies to the market, fueling organic growth. Currently, at Izzi, Jennifer collaborates with technical founders to strategically plan and execute their next phase of growth, ensuring their continued success and innovation. 

Steve Nelson

Senior Vice President

An accomplished software engineering executive with a proven track record of delivering successful solutions in database, networking, and cloud storage markets, Steve’s extensive business experience spans product growth, mentoring, budgeting, and mergers & acquisitions, with leadership roles at companies such as VMS Software, Rocket Software, Computer Corporation of America, General Dynamics, and IndraSoft. He has also shared his expertise as a visiting lecturer at Framingham State University. Currently serving as SVP at Izzi Software, Steve brings a blend of visionary leadership, creative problem-solving, and deep industry knowledge to the executive leadership team.

Jim Milbery

Board Member

Jim has spent his entire career in technology, working with customers, founders and management teams. Prior to founding ParkerGale, he worked at Chicago Growth Partners and William Blair Capital Partners, where he managed portfolio company operations and technology initiatives. Before starting in private equity, Jim held various technical, sales and strategy roles at Oracle, Compuware/Uniface, CA/Ingres, and Digital Equipment Corporation. He studied Accounting and Applied Statistics at Babson College and holds a Master’s degree in Information Technology from IIT in Chicago. Jim spends his free time mixing it up in the black belt division on the Sport Martial Arts circuit.

Bob Potter

Board Member

Bob Potter is an accomplished business leader with deep expertise in managing and growing enterprise software companies on a global scale. He has served as Chairman and Lead Director for several public and private technology companies. As GM of Database Performance Management at SolarWinds, he led a growing $100M business within a $700M public company. As CEO of SentryOne, Bob doubled the sales, customer base, and number of employees in less than three years; SentryOne was sold to SolarWinds for $143M during the peak of the pandemic. He previously created and led an aggregator software business for Alpine Investors.  Bob was twice a startup CEO and led a $115M business unit for Rocket Software, and has managed business operations – including sales, marketing, and business development – for several high-growth pre-and post-IPO software companies.

Jason Heath

Board Member

Jason is the co-founder and COO of Big Band Software. He has a passion for growing companies by finding the real sources of value, bringing in what’s missing, and ramping up the operation as a whole. Jason is an experienced tech executive with a demonstrated history of scaling startups and working in the SaaS industry. He has extensive experience as a COO at Big Band Software, WebPT, Leadpages, Drip, and Media Temple, and was the Vice President, Business Intelligence and Analytics at GoDaddy.

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