Manager ( Commercial Due Diligence )

About the role

Why Grant Thornton | Stax Transactions: Work directly with leading private equity firms, growth investors, and Fortune 500 executives on high-stakes strategic and transaction decisions. Lead high-impact engagements with real ownership. Experience the best of both worlds: the entrepreneurial culture and agility of a boutique consulting firm combined with the scale, reach, and platform of Grant Thornton. Gain broad exposure across industries, transaction types, and growth challenges in a model designed to accelerate commercial judgment and leadership development. Operate in lean, collaborative teams where senior leaders are accessible, mentorship is real, and contributions are visible. Help build a rapidly growing platform post-acquisition, with opportunities to shape capabilities, develop new offerings, and contribute to firm-wide growth initiatives. Deliver meaningful client impact without the traditional road-warrior consulting lifestyle through a more sustainable, low-travel operating model. Join a high-performance culture that values intellectual curiosity, initiative, collaboration, and merit-based advancement. As a Commercial Due Diligence Manager, you’ll focus on buy‑side and sell‑side transaction engagements, supporting corporate clients and private equity investors as they evaluate growth opportunities, revenue sustainability, and market risk. You’ll work alongside experienced professionals across Grant Thornton | Stax Transactions to deliver clear, data‑driven insights throughout the transaction lifecycle. From day one, you’ll be empowered to make an impact—helping clients make confident investment decisions while continuing to build your leadership and advisory skillset.

Responsibilities

• Manage and deliver commercial due diligence engagements for corporate and private‑equity‑backed transactions
• Analyze markets, customers, competitors, pricing, and go‑to‑market strategies to assess commercial risk and opportunity
• Conduct market sizing, growth forecasting, customer segmentation, and demand analyses
• Develop clear, concise, and investment‑committee‑ready findings summarizing key risks and value drivers
• Draft and review diligence reports, executive summaries, and presentation materials
• Serve as a primary engagement manager, overseeing scope, timelines, and client expectations
• Collaborate with Financial Due Diligence, Value Creation, IT, and Human Capital teams to deliver integrated transaction insights
• Support proposal development and business development activities
• Coach and mentor senior associates and associates; contribute to performance feedback and team