Manager (Commercial Due Diligence)

Stax; New York (NY); Hybrid; USD 90,000 - 120,000; Full time

Job summary

Stax is seeking a Commercial Due Diligence Manager in New York, focusing on buy-side and sell-side transaction engagements. You will support clients in evaluating growth opportunities and market risks.

Your role includes managing diligence engagements, analyzing market dynamics, and mentoring junior associates. The position offers a hybrid work model with in-person attendance required three days a week at an office or client site.

Qualifications

• 5–8+ years of experience in commercial due diligence or private equity roles.
• Experience supporting M&A or private equity transactions.
• Strong analytical skills in customer analysis and competitive dynamics.

Responsibilities

• Manage and deliver commercial due diligence engagements.
• Analyze markets and assess commercial risk and opportunity.
• Draft and review diligence reports and presentation materials.

Skills

Analytical skills across market sizing

Ability to synthesize complex data

Excellent written communication skills

Interpersonal communication skills

Education

Bachelor’s degree in business or related field

Job description

Commercial Due Diligence Manager

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.

Your day‑to‑day may include:

• 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 development
• Other duties as assigned

Technical skills, qualifications, and abilities:

Required

• Bachelor’s degree in business, Economics, Finance, Strategy, or a related field
• Typically, 5–8+ years of experience in commercial due diligence, strategy consulting, transaction advisory, or private equity‑related roles
• Experience supporting M&A or private equity transactions
• Strong analytical skills across market sizing, customer analysis, and competitive dynamics
• Ability to synthesize complex data into clear, actionable insights
• Excellent written, presentation, and interpersonal communication skills
• Ability to manage multiple priorities in a fast‑paced, transaction‑oriented environment

Preferred

• Experience working directly with private equity clients
• Consulting or professional services background
• MBA or other advanced degree

Locations

• Chicago, Boston, and NYC
• Consistent with the firm’s hybrid work model, this position requires in‑person attendance three days per week at a firm office or client site.