A leadership performance partner for private equity, operating partners, and portfolio company CEOs.

Arcadia works alongside PE firms and portfolio company leaders to accelerate value creation by strengthening CEO effectiveness, aligning executive teams to the investment thesis, and reducing execution risk during the first 6–12 months and through every inflection point that follows.

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Executive leadership presence

Where assessment, coaching, and technology meet.

Arcadia Group sits at the intersection of executive assessment, coaching, organizational effectiveness, and technology-enabled insight. We help clients understand not only what is happening on the surface, but also the factors driving performance underneath it: capability, behavior, judgment, team dynamics, incentives, and mindset.

Our work is grounded in both rigor and practicality. We believe organizations get the best results when leadership decisions are informed by strong data, experienced judgment, and a clear understanding of context.

Insight that is both deep and usable.

We look beyond resumes, titles, and first impressions to help clients better understand how leaders operate, how teams work together, and where organizations may need added support. The goal is not to deliver complexity for its own sake. It is to provide insight clients can act on.

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A different read on leadership and talent work.

  • Deep experience with leaders, teams, and organizational transitions.
  • A blend of assessment, coaching, advisory, and technology capabilities.
  • Strong pattern recognition without one-size-fits-all solutions.
  • Human-centered work rooted in discretion and trust.

The meaning behind Arcadia.

Arcadia reflects our belief in balance: a place where thoughtful strategy and human potential can coexist. While our work is practical and performance-oriented, we also believe great leadership depends on understanding the full picture of how people think, work, and grow.

Meet our leadership.

Michael McDermott

Michael McDermott

Managing Partner & Founder

Michael McDermott has spent over 30 years advising individuals and organizations across financial services, private equity, healthcare, hospitality, and the public sector. His client roster includes leading firms such as JP Morgan, Goldman Sachs, Merrill Lynch, and Blackstone.

A master coach and organizational psychologist, Michael combines rigorous assessment methodology with deep coaching expertise at the C-suite level. His work has helped executives at PE-backed portfolio companies and Fortune 500 enterprises make better leadership decisions, particularly at moments of succession, post-M&A integration, and strategic inflection.

The team that runs the firm.

Thomas Rydzewski

Thomas Rydzewski

Lead Software Developer

Thomas builds the systems behind every Arcadia engagement: Arcadia Insight, the assessment tooling, the secure infrastructure that handles sensitive executive data. Computer Science out of Virginia Tech; prior work in DoD and federal technology environments where the security bar starts high and goes higher.

Connor Bluestein

Connor Bluestein

Lead Data Engineer

Connor designs the pattern analysis that sits behind every assessment, drawing on the engagement history our coaches reference. Computational Modeling and Data Analytics out of Virginia Tech; the kind of engineer who understands that the model is easy and the data discipline is the hard part.

Daniel Hollberg

Daniel Hollberg

Lead Product Engineer

Daniel owns Arcadia's AI features end to end, from client requirements through implementation and the iteration that follows launch. Computer Science out of Virginia Tech, with prior AI/ML and cyber engineering work for a major defense contractor, and works across both product direction and hands-on engineering.

The senior advisors we partner with.

Brendon Bluestein

Brendon Bluestein

Coaching and Organizational Psychologist Affiliate

Colonel (Retired), US Army Special Operations. Twenty-five-plus years of operational psychology work with the elite performers for whom "under pressure" is the default operating state. Brendon brings that calibration to executive engagements where the stakes and the ambiguity compound.

Arno Ruskus

Arno Ruskus

Coaching Affiliate

Founder and CEO of ZEIAN Group. Two decades of executive coaching and cultural-transformation work across Europe, the US, the Middle East, and Latin America, with prior commercial leadership at Unilever, AkzoNobel, and Korn Ferry. Arno partners with Arcadia on engagements where the organization's culture is the limiting constraint.