Top Consultant with RJ Lumba

In this episode, we speak with Nate Heeren, Senior Managing Director and National Private Equity Leader at Riveron. Nate leads the firm’s private equity strategy, working with sponsors and portfolio companies across the M&A lifecycle. His work includes financial due diligence, carve-outs, interim financial management, operational accounting, and value creation initiatives.
Nate brings nearly 20 years of experience in private equity and transaction advisory. Since joining Riveron in 2014, he has played a significant role in the firm’s growth, including establishing its Denver and New York markets and expanding relationships across the private equity landscape. Earlier in his career, he worked at FTI Consulting and Ernst & Young.
Nate was recognized by The Consulting Report as one of the Top Private Equity Consultants and Leaders of 2025.
Riveron is a business advisory firm providing finance, accounting, technology, and transaction services, with capabilities spanning the office of the CFO and the M&A lifecycle.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Marc Reinhardt, Public Sector Global Industry Leader at Capgemini. Marc leads the firm’s public sector activities worldwide, working with government organizations across public administration, defense, security, healthcare, and social insurance. His work spans strategy, digital transformation, AI, cloud, data, and the modernization of public services.
Marc has spent nearly two decades at Capgemini, previously leading its public sector and healthcare business in Germany and serving in several other regional and industry leadership roles. Earlier in his career, he led Capgemini Consulting’s biotechnology and life sciences businesses and worked as a managing consultant at Ernst & Young High Growth Consulting. He also serves as President of Initiative D21, a German nonprofit focused on advancing digitalization in society.
Marc was recognized by The Consulting Report as one of the Top Government Consultants and Leaders in 2023, 2024, and 2025.
Capgemini is a global business and technology transformation company providing services across strategy, technology, engineering, AI, cloud, and data.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Lui Damasceno, Global Managing Partner of Brooks International. Lui has led the firm since 1999, overseeing client engagements focused on execution excellence, operating model transformation, and business performance improvement. He works closely with CEOs to help organizations improve profitability, strengthen execution, and deliver measurable operational results.
Lui joined Brooks International in 1984 as an apprentice consultant under founder Robert Lull. Over more than four decades with the firm, he has led engagements across North America and Europe spanning supply chain, logistics, sales force effectiveness, post-merger integration, asset utilization, and profitability improvement. In 1999, he led the successful effort to return Brooks International to private ownership and has since overseen the firm's global growth.
Brooks International is a management consulting firm specializing in execution excellence, helping organizations accelerate strategic initiatives and improve operational and financial performance. The firm was recognized by The Consulting Report among the Top Consulting Firms of 2026.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Pete Brown, Global Workforce Leader at PwC. Pete advises boards and executive teams on the workforce implications of AI, helping organizations redesign work, accelerate skills development, and navigate large-scale transformation. He also leads PwC’s global Hopes & Fears survey and co-authors the AI Jobs Barometer, two widely cited studies examining how technology is reshaping jobs, skills, productivity, and workforce trust.
Pete has more than two decades of experience across workforce strategy, leadership, organizational transformation, and human capital consulting. Before joining PwC, he was a partner at Accenture and previously served as an officer in the Royal Air Force. Throughout his career, he has worked with organizations around the world to help leaders build capability, improve performance, and prepare their workforces for change.
Pete has been recognized by The Consulting Report as one of the Top 25 Human Capital Consultants and Leaders for four consecutive years.
PwC is a global professional services network operating in 149 countries with more than 370,000 people across assurance, tax, consulting, and deals services.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Arun Shastri, Principal at ZS and a global leader in the firm’s AI practice. Arun advises clients on AI, customer experience, sales effectiveness, and digital transformation across industries including technology, healthcare, pharmaceuticals, financial services, and travel.
Arun has worked with AI for much of his career, including research tied to his Ph.D. in decision sciences from Northwestern University’s Kellogg School of Management. At ZS, he has helped lead AI implementations and guide the development of AI-powered products for B2B and B2C clients. He is also a co-author of The Harvard Business Review Sales Management Handbook and teaches executive education at Kellogg on digital transformation and AI applications in sales.
Arun was recognized by The Consulting Report as one of the Top 25 Artificial Intelligence Consultants and Leaders of 2025.
ZS is a management consulting and technology firm with more than 15,000 employees across 40-plus offices worldwide, helping organizations use data, science, technology, and strategy to improve business outcomes.
Arun supports Teach for America and Teach for India.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Micah Alpern, Senior Managing Director at Teneo. Micah is part of the firm’s People Advisory team, where he advises organizations and executives on culture, leadership, and talent strategy, particularly in the context of transformation and transactions.
Micah brings nearly two decades of experience guiding Fortune 500 companies and private equity-backed businesses through complex organizational change. Before joining Teneo, he was a partner at EY, where he built a Culture and Leadership offering, and previously held leadership roles at Kearney and Booz & Company. His work focuses on leadership development, team effectiveness, and aligning culture with business strategy to improve performance.
Micah was recognized by The Consulting Report as one of the Top 25 Human Capital Consultants and Leaders of 2023 and 2025.
Teneo is a global advisory firm that works with CEOs and senior leaders across strategy, communications, financial advisory, risk, and organizational design to help solve complex business challenges.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Sumeet Gupta, Senior Managing Director and Leader of AI and Digital Transformation at FTI Consulting. Sumeet leads the firm’s AI and Digital Transformation practice, advising companies and investors on business model change, operating model redesign, and value creation through AI.
Sumeet began his career as an AI researcher, studying deep learning neural networks at IIT and later conducting research with MIT and the National Center for Biological Sciences. He brings more than 20 years of experience helping companies apply AI, data, and emerging technologies across sectors including retail, healthcare, financial services, technology, and industrials. Before joining FTI Consulting, he was an Executive Partner at Publicis Sapient and previously co-founded a high-performance computing startup.
Sumeet was recognized by The Consulting Report as one of the Top 25 Digital Transformation Consultants and Leaders of 2024 and 2026, and one of the Top 25 Artificial Intelligence Consultants and Leaders of 2025.
FTI Consulting is a global advisory firm that helps organizations navigate transformation, performance challenges, and high-stakes business situations across more than 30 countries and territories.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Paul Edwards, Global Practice Lead at Grant Thornton Stax. Paul leads firm strategy and execution, with a focus on market and commercial work for private equity clients across the deal lifecycle, from acquisition evaluation to value creation and exit preparation.
Paul has spent more than two decades advising private equity firms and portfolio companies on diligence, growth strategy, pricing, and market positioning. Over that time, he has led more than 1,000 engagements and helped build the firm’s private equity practice into a global business supporting hundreds of engagements each year. He brings particular experience in software, services, and industrials, and has been with Stax for more than 20 years.
Paul was recognized by The Consulting Report as a Top 25 M&A Consultant and Leader of 2025.
Grant Thornton Stax is a strategy consulting firm focused on commercial diligence, value creation, and growth strategy for private equity firms and corporate clients.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Charisma Glassman, Partner, Vice President, and Global Head of Retail, Consumer and E-Commerce Advisory at Genpact. Charisma advises retail and consumer brands on AI, digital transformation, and operating model changes across subsectors including fashion, luxury, grocery, beauty, and e-commerce.
Charisma brings more than two decades of experience across business and technology transformation. Before joining Genpact, she held leadership roles at Capgemini, Barclays, Citi, and Rave Digital, working across retail, luxury, financial services, and digital commerce. Her work has included large-scale AI transformation initiatives, customer experience strategy, growth planning, and post-merger integration.
Charisma was recognized by The Consulting Report as a Top 25 Artificial Intelligence Consultant and Leader of 2025 and a Top Consumer and Retail Consultant and Leader of 2026.
Genpact is an advanced technology services and solutions company that helps enterprises apply data, technology, and AI across operations and business functions.
Charisma support American India Foundation and Asian American Business Development Center.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.

In this episode, we speak with Rachel Barton, Senior Managing Director and Global Lead for Private Equity at Accenture. Rachel works across the deal lifecycle, advising private equity firms and portfolio company executives on technology diligence, value creation, and complex transformation initiatives.
With more than 20 years of experience at the intersection of business and technology, Rachel focuses on revenue growth, operating models, and AI-driven strategies that support investment outcomes. She has spent nearly two decades at Accenture in progressively senior leadership roles, working with private equity clients across industries.
Rachel was recognized by The Consulting Report as a Top 25 Private Equity Consultant and Leader in 2024 and 2025.
Accenture is a global professional services company operating in more than 120 countries, combining technology capabilities with industry expertise to support clients across sectors.
I am your host RJ Lumba. We hope you enjoy the show. If you like the episode, click to follow.