Mike, an affiliate of River Rock Advisors, has a consulting career that spans finance, advanced costing, BI, complexity modeling and operational process excellence from the boardroom to the manufacturing floor. His 15-year-old firm, On Target Performance Group, has worked on projects with us covering cost analysis, process improvement, software selection/implementation, and program management, and Mike’s time as an advisory colleague goes back to working with Gary and Steve in the 1990s with Computer Sciences Corporation.
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Matt is a River Rock Advisors affiliate with more than 15 years of industry and consulting experience. He leads the data engineering, data warehousing and analytics enablement company, Startup Analytics. He and his company focus on building and scaling data analytics infrastructure and client capability. His approach of “BI (Business Intelligence) before AI (Artificial Intelligence) aligns well with RRA’s “Insights and Analytics for business decisions.” Matt and RRA have teamed to provide rapid set up of external data analysis environments and powering critical data visualizations assisting ongoing executive decision insights and actions at RRA clients.
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Victor Milligan is the co-Founder and Managing Partner of Cairnbridge Advisors and an Advisor to River Rock Advisors. Cairnbridge Advisors helps companies minimize the risk and capitalize on opportunities presented by sustainability with an emphasis on companies operating in supply chains that are responding to commercial pressure from downstream customers.
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Zach Goodman joined River Rock Advisors in October 2025 graduating from Bowling Green State University with undergraduate and master’s degrees in Computer Science with a specialization in Computational Data Science. During his schooling, Zach interned in a variety of industries from bioinformatics to AI research. Bringing his systems and data science skills, Zach further expands RRA’s analytic, computational and AI offerings to RRA’s clients.
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Garrett Zabinski joined River Rock advisors in September 2024 coming from the industrial manufacturing industry. Garrett, as an Analyst at River Rock Advisors, brings a background in chemical engineering, industrial manufacturing, and entrepreneurial consulting. With his foundation in data analysis and a passion for finding sustainable solutions, Garrett leverages his expertise in MS Excel, DAX, MS Power Query, and other data tools to deliver valuable insights for RRA clients. Garrett graduated from John Carroll University in 2022 with a Bachelor’s degree in Biochemistry and graduated in 2023 from The University of Notre Dame with a Master’s in Technology Engineering and Entrepreneurship.
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Harry Rouse joined River Rock Advisors as an Analyst in September 2024 after completing his
M.A. in mathematics from Bowling Green State University. Before that, he graduated with a B.S.
in mathematics from Baldwin Wallace University, also studying computer science, becoming
familiar with various mathematical modeling methods, as well as Excel, MATLAB, Python, and
Java. With a deep interest in leveraging analytics in support of solving business problems,
Harry brings his “quant” skills to RRA clients.
Pat McGrath joined River Rock Advisors in January 2024 after graduating from The Ohio State University with a degree in Logistics, Materials and Supply Chain Management. He is a former RRA intern and also interned at a Sherwin-Williams in supply planning and scheduling support. His strengths in Excel, SQL, and JavaScript combined with his supply chain planning expertise positions him well for RRA’s SIOP and Planning focus.
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Since joining the firm in 2018, Brian has experience in supporting clients in the Chemical Manufacturing, Automotive Lubricants, Industrial / Consumer Products, & Construction / Contracting industries as well as the U.S. Government. During his time with the firm, Brian’s support has stemmed from but is not limited to — projects with a focus in inventory target setting, inventory stocking strategies, production planning & allocation, item segmentation, SIOP/S&OP processes, master data cleanup, KPI dashboard development and value stream mapping. Brian earned his B.S. degree in Supply Chain Operations management from Miami University’s Farmer School of Business in 2017.
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James joined River Rock Advisors in 2019 and has worked with a variety of clients involved in the wholesale/distribution, vehicle accessories, textile, chemical, and consumer goods industries. He has performed multiple Rapid Inventory Assessments and Distribution Network Analyses. James has also assisted in the implementation of SIOP/S&OP processes at a chemicals manufacturer, including planning for the eCommerce channel which extensively uses Fulfillment-by- Amazon (FBA). James has an MBA from Ohio University and a BS in Industrial Engineering from The Ohio State University (OSU) and worked as a Supply Chain Analyst at a silicone/ceramics manufacturer.
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Craig, a River Rock Advisors affiliate, has more than 25 years of experience moving between consulting and industry roles. Craig’s deep interest in leveraging analytics to drive business performance has put him in significant SIOP/S&OP and Planning Leadership roles in industry and for advisory clients, spanning the breadth of value chain issues. Craig’s consulting work has been with CSC and Cleveland Consulting Associates. His industry work has been with companies such as Honeywell, Circuit City, Spectrum Brands and Curtiss-Wright. Beyond advisory roles for River Rock Advisors, Craig has stepped into client interim roles fitting the River Rock Advisors brand of “Insights and Analytics for Business Results.”
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Dave has more than 30 years experience in corporate and consulting leadership roles. Having served in multiple business and IT capacities, Dave’s unique value is in helping clients identify, justify and deploy the right combination of process, organization and technology assets to transform their customer experience, operational performance, and financial results. He is a highly effective executive coach, facilitator, and program leader, with a pragmatic approach to accelerating the delivery of tangible business outcomes. Dave has worked for industry leaders such as Cleveland Consulting, Philips, Kimberly-Clark, DXC, Avanade and TCS. Dave has a BS in Industrial Management and an MBA in Management Information Systems from Indiana University.
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Denis is a River Rock Advisors affiliate with more than 30 years of experience in driving supply chain performance improvements, from both the consulting and the client side of the relationship. He has global senior operating experience in program management, sourcing & procurement, manufacturing, inventory optimization, and distribution across numerous industries. His depth of experience in the breadth of procurement, is evidenced by his recent Executive Managing Director role for CAPS research (in joint agreement with ISM and ASU). Over the course of his career, Denis has architected and implemented numerous global transformation programs, both re-developing existing supply chain organizations or building entirely new organizations following business disruptions, post-M&A changes, PE take-overs, or a greenfield start-up in China. Denis was a senior manager in Accenture’s Supply Chain practice and a manager at KPMG. He has a BS Mechanical Engineering from Ohio Northern University, an MBA from Kent State University, and a certificate of International Management from Thunderbird-AGSIM.
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Steve is a River Rock Advisors affiliate, working with the firm almost since its inception, has more than 25 years of supply chain consulting experience with a focus on being a client’s most trusted advisor and bringing value by combining functional area knowledge, IT experience and ability to drive change. As a Senior Partner for CSC, Steve led a Supply Chain Operations & Execution practice and a number of significant client accounts. Steve’s experience in global distribution network design, operations and implementation has led him across the globe, and now enables him to bring unique viewpoints to his clients.
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Gary has more than 25 years of Value & Supply Chain Advisory experience, and has brought business performance value to a large array of clients. Gary’s large company consulting experience has been in both direct client serving and thought leadership roles in consultancies such as Coopers and Lybrand, Cleveland Consulting Associates and CSC. As a senior executive with those firms, he has been the developer and practitioner of the key solution offerings where River Rock Advisors focuses: Supply Chain Assessment; Value Chain Strategy; Inventory Performance Optimization; Fixed Frequency Scheduling.
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Steve has been in the management consulting industry for more than 30 years with a focus on driving value through targeted client business issue resolution and business operations performance improvement. His career started with Cleveland Consulting Associates, which was acquired by CSC, where he was the National Supply Chain practice operating officer before leading the practice. He has led Gartner’s North American Consulting practice, and has held client account roles at Ernst & Young Advisory and the George Group (acquired by Accenture).
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