Executive Search and Interim Leadership Solutions in Life Sciences & Healthcare

44

Days Average Time-To-Fill

100%

Ceo-Led search

6

Month Guarantee
Alder Brooks is the only boutique executive search firm led by former CxOs in Life Sciences & Healthcare.

We partner with Investors & CEOs to recruit exceptional leaders in under 45 days.
Save Time. Grow.™

EXECUTIVE SEARCH

Representative Searches by Function

Board Leadership

Finance

General Management

Human Resources

Legal

Marketing

Medical Leadership

Operations

R&D

Revenue Cycle

Sales

EXECUTIVE SEARCH

Representative Commercial Searches by Title

Board Director

Chief Commercial Officer

Chief Executive Officer

Chief Financial Officer

Chief Human Resources Officer

Chief Medical Officer

Chief Operating Officer

Chief Revenue Officer

Director and Sr. Director

General Manager

Head of

VP and SVP

INTERIM LEADERSHIP SOLUTIONS

LIFE SCIENCES & HEALTHCARE EXECUTIVE TALENT

Leadership that moves at the speed of need

Alder Books places seasoned executives into life sciences and healthcare organizations at the precise moment leadership matters most – interim, fractional or permanent placements.

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Interim Leadership

A seasoned executive who steps in full-time to maintain momentum during a leadership gap, whether navigating a critical regulatory milestone, a pipeline transition, or the search for a permanent hire.

Generally full time (4+days per week) and engaged for up to one year or more.

Fractional Leadership

An experienced executive embedded part-time into your organization, bringing proven expertise without the full-time cost. Ideal for pre-commercial startups building toward launch, fundraising, or their first regulatory submission.

Generally part-time (2-3 days per week) and engaged for 3 months+.

CEO-Led Search

On every executive search, our Managing Directors are former CEOs who bring real-world judgment, deep networks, and firsthand leadership experience to each engagement. We deliver leaders who align with your strategy, culture, and shape the trajectory of your business.

Meet the Founders

Mike Mosunic

Co-Founder & CEO

Mike is the Co-Founder and CEO of Alder Brooks. He is a seasoned business leader and entrepreneur with a proven track record in commercial leadership, serving as Co-Founder & CEO of Wolf Hill Group (sold to Slone Partners) and Chief Commercial Officer at Pathology, Inc. (sold to LabCorp).

Stephen Skrenta

Co-Founder

Stephen is an Advisory Board Member of Alder Brooks and Co-Founder. Stephen was formerly a Senior Managing Director within Blackstone’s advisory business located in New York and London.

Meet the Search Team

Patty Sipes

Managing Director
Diagnostics

Patty Sipes is an accomplished executive leader with over three decades of experience in healthcare, diagnostics, and technology-driven organizations. A former CEO, CCO, and strategic consultant recognized by Top 100 Magazine as a Top Innovator and Entrepreneur, she brings deep expertise in growth strategy, M&A readiness, and leadership transformation. At Alder Brooks, Patty leverages her extensive C-suite experience to help clients identify exceptional leaders and build organizations positioned for sustainable success.

Colleen Cremen

Managing Director
Interim Leadership Solutions
  • Founder, C&C Consulting Solutions
  • Director of Executive Search, Slone Partners
  • Director, Talent & Workforce Strategy, Anthem Health
  • Strategic Account Advisor, Catalant Technologies
  • Global Talent & Commercial Leadership, GE HealthCare
  • MS Education, The College of St. Rose
  • Certified Professional Coach, College of Executive Coaching

Holly Smith

Executive Search Consultant

Holly Smith is an experienced executive search consultant with over a decade of experience supporting life sciences companies from early-stage through commercialization. She specializes in partnering with founders, CEOs, andinvestors to deliver targeted search strategies for leadership roles that require deep scientific fluency and industry expertise.

Vicki DiFrancesco

Board Advisor

Ms. Vicki DiFrancesco is an influential leader in the laboratory industry and was formerly responsible for building and executing XiFiN’s corporate business development strategies including acquisitions, joint ventures and strategic partnerships that advance company growth.

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Christopher Mosunic, PhD, RD, MBA

Board Advisor

Chris is a licensed Clinical Psychologist and the Chief Clinical Officer at Calm, playing a key role in shaping the brand’s evidence-based programs and spearheading clinical research.

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Advisory Board

Tim Johnson

Board Advisor
Life Sciences

Tim Johnson has over 25 years experience of combined healthcare private equity, M&A and financial advisory experience.

Vicki DiFrancesco

Board Advisor
Life Sciences

Ms. Vicki DiFrancesco is an influential leader in the laboratory industry and was formerly responsible for building and executing XiFiN’s corporate business development strategies including acquisitions, joint ventures and strategic partnerships that advance company growth.

Christopher Mosunic, PhD, RD, MBA

Board Advisor
HealthTech

Chris is a licensed Clinical Psychologist and the Chief Clinical Officer at Calm, playing a key role in shaping the brand’s evidence-based programs and spearheading clinical research.

Thane Kreiner, PhD, MBA

Board Advisor
Life Sciences & Global Innovation

Dr. Thane Kreiner is an experienced biotech executive and board member with deep expertise in scientific innovation, global growth, and inclusive leadership. He was instrumental in scaling Affymetrix (now Thermo Fisher) from startup to IPO and a $10B market cap, commercializing the world’s first DNA chip systems.

Insights for Life Sciences & Healthcare Leadership

Cutting-edge perspectives on executive talent, leadership strategies, and industry trends in Life Sciences and Healthcare.

Explore Our Blog
You Just Got Acquired. Now What? A 90-Day Playbook for Navigating M&A

Getting acquired resets everything—titles, influence, and expectations. This article breaks down what determines who succeeds in the first 90 days post-acquisition, and why visibility, alignment, and adaptability matter more than past performance. A practical guide for leaders navigating M&A in healthcare and life sciences.

...Read More