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Executive Search, Interim Executive or Consultant: Which Fits Your Life Sciences Company?

When a life sciences company needs senior leadership, there are four common routes: a retained executive search firm, a consulting firm, an individual independent consultant, or a curated network of experienced executives you can engage on flexible terms. Each fits a different situation. This guide explains the differences so you can choose, and shows where BiotechExec fits.

The engagement is flexible. The experience is the same.

Last updated November 4, 2026

The four models side by side

	Executive search firm	Consulting firm	Freelance consultant or marketplace	BiotechExec
Who you get	Candidates for a permanent role	A team, often led by a senior partner	An individual who signs up or is referred	One senior executive who has led in life sciences, curated to your need.
Vetting	Done by the firm for each search	Firm brand and staffing	Varies, often left to you	Curated network entered by referral and direct industry relationships; matched through Precision Match.
Time to start	Often months	Weeks, after scoping	Fast, but you run the search	Introductions within days; leadership in place in under a month.
Commitment	Full-time hire	Project or retainer	Hourly or project	Advisor, consultant, fractional, interim or direct hire.
Path to full-time	That is the goal	Uncommon	Depends on the individual	Contract first and convert when ready, with discovery fees credited.
Life sciences focus	Varies by firm	Varies by firm	Varies	Exclusively life sciences.

When each model is the right choice

Executive search fits a permanent, full-time hire when you have time to run a search and the role is clearly defined.
A consulting firm fits a large, multi-workstream program that needs a team and a formal methodology.
An independent consultant fits a narrow, well-defined task when you are comfortable vetting the person yourself.
BiotechExec fits when you need senior, life sciences experience now, want flexibility on how you engage, and may want to hire the executive later.

What we mean by advisor, consultant, fractional, interim and direct hire

Term	Meaning at BiotechExec
Advisor	An executive provides expert guidance as needed, usually billed hourly.
Consultant	An executive delivers a defined project with clear deliverables.
Fractional	An executive leads a function on a recurring commitment, typically a monthly retainer.
Interim	An executive steps into a role, often full time, for a defined period.
Direct hire	A full-time placement through executive search from our network and trusted referrals.

In every case, the executive is a seasoned C-suite leader who has led in life sciences. The terms describe how you engage them, not the level of experience.

How a BiotechExec engagement works

Discovery: we learn about your company, your leadership gaps, your timeline and your funding priorities.
Choose your path: Precision Match is our structured alignment process with a discovery session, gap analysis and curated candidates. Self-Selection is for companies that already know the role, with direct access to matched candidates through a secure portal.
Service Order: we scope and confirm terms in writing before any work begins, under a single Master Services Agreement.
Engagement begins: either party may end an engagement on 30 days' written notice, and fees already paid for discovery and matching are credited if the executive converts to a permanent hire.

Where to go next

FAQ

Is a fractional or interim executive lower quality than a full-time hire?

Not at BiotechExec. Our executives are seasoned C-suite leaders with an average of more than 15 years of experience, and every one has led in life sciences. The engagement model is flexible. The experience is the same you would look for in a permanent hire.

Can BiotechExec run an executive search?

Yes. We run focused searches for permanent roles through our network and trusted industry referrals, and candidate introductions typically arrive within days.

How does BiotechExec differ from a consulting firm?

You work with one senior executive who has held the role, rather than a team that analyzes and recommends. The executive can lead the work and, if the fit is right, join you permanently.

How does BiotechExec differ from an independent marketplace?

Our network is curated. Executives join through referrals and direct industry relationships, and we match them to your need rather than leaving the vetting to you.

Which should we choose?

If you need a permanent leader and have months, a search is a good fit. If you need senior experience now, or want to work with someone before committing, a contract engagement with the option to convert is often the better route. We can run either, and we will tell you which we think fits.

Tell us what you need, and we will recommend the right model.

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