Mergers and acquisitions don’t create value on paper—they create it through execution. As a top Boston Post Merger Integration (PMI) Consultant, Stonehill helps organizations navigate the complex, high-stakes process of integration with speed, clarity, and precision.

We work with acquirers, private equity firms, and corporate development teams to turn deal logic into operational reality. From culture and communication to systems and structure, we align every layer of the business to accelerate synergy capture and minimize disruption.

Post Merger Integration Services

Stonehill’s PMI approach is structured yet adaptive—built to help Boston-based companies and investors realize deal value faster. Our core services include:

• Day One Planning & Execution - We build and execute detailed Day One plans that ensure business continuity, stakeholder alignment, and a confident market presence from the start.

• Operating Model & Org Structure Design - We assess and integrate functional structures, define reporting lines, and align leadership teams to eliminate redundancy and establish clear accountability.

• Culture & Change Management - We bridge cultural gaps, define shared values, and implement structured change management programs to reduce friction and increase engagement across both legacy teams.

• Synergy Identification & Tracking - We identify cost and revenue synergies, establish KPIs, and create governance structures to monitor progress and course-correct in real time.

• Communication Strategy & Execution - We craft internal and external communication plans to support transparency, trust, and stability across employees, customers, and partners.

Why Choose Stonehill as Your Boston Post Merger Integration Consultant

Stonehill combines the insight of a strategy firm with the execution rigor of a project management office. Our team has led integrations across industries—including tech, healthcare, finance, and industrials—delivering measurable outcomes under pressure. With boots on the ground in Boston and a reputation for clarity, speed, and discretion, we’re the integration partner that makes your deal work.

Let’s turn your acquisition into a high-performing, unified enterprise.