Solve the chicken-and-egg problem with expert Marketplace Advisor

marketplace operators on your side.

Knex matches marketplace companies with fractional leaders who have cracked supply-demand dynamics, built trust systems, and scaled two-sided platforms. Stop guessing — get guidance from operators who have been there.

How it works

Define what you need

Tell Knex where expert guidance could move the needle — growth, fundraising, product, tech, operations, or beyond.

Get instant matches

See vetted experts who fit your goals. Each has proven experience, domain expertise, and testimonials vetted by Knex.

Book a free consult

Meet your top choices right from their profile. If it's not the right fit, you can revisit again anytime.

Engage with confidence

Simple, transparent equity and cash services for you to choose from. Then we handle all contracting, payments and compliance for you.

Testimonials

"Our marketplace was stuck at the chicken-and-egg problem. The fractional CPO from Knex had solved this exact challenge at two previous companies."

Rachel Goldstein

"Knex matched us with a marketplace growth strategist who doubled our supply-side liquidity in 90 days. Game-changing impact."

Kevin Patel

"Trust and safety was our biggest bottleneck. The fractional COO Knex found for us had built the trust infrastructure at a marketplace with 10M+ users."

Amanda Foster

Why Companies Trust Knex

Every expert on Knex is carefully vetted to ensure you work with proven talent.

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With Verified Testimonials
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Knex Vetted Experts
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Transparent pricing

You can book services straight from any Knex talent profile.

Free Matching

Free to get matched and meet experts. Book free 30-min consults with as many people as you like.

Equity Advisor Engagements

$499 activation fee
Charged only when you confirm a match. This covers vetting, onboarding, and contract documentation using FAST standards.

Cash Engagements

Transparent pricing lives on each expert's profile. Knex includes a 10% platform fee on all cash engagements. This covers vetting, onboarding, contracting, payments, and compliance.

About

At Knex, our mission to empower startups to scale faster by matching them with the right fractional executive at the right time.

Katie Murphy

Katie is the Founder & CEO. With 16 years of experience working with companies ranging from pre-revenue startups to Fortune 50 giants, Katie spent 8 years as a fractional executive before becoming a full-time entrepreneur. She has led exponential growth for startups like BrewDog USA, Singularity University, and ThriveDX, and is recognized as a thought leader on sustainable growth with features on Entrepreneur.com.

FAQs

Frequently asked questions about Knex for Marketplaces companies.

Do you have executives with marketplace-specific experience?

Yes. Our marketplace talent has led growth, operations, and product at two-sided and multi-sided platforms. They understand unit economics, network effects, supply-demand balancing, and the unique challenges marketplace businesses face.

Can a fractional leader help with our marketplace launch?

Absolutely. Launching a marketplace requires solving the cold-start problem — our fractional leaders bring proven playbooks for bootstrapping initial supply and demand on both sides of the platform.

What marketplace functions can I hire for?

You can find fractional leaders in product, growth, operations, supply management, trust & safety, and revenue strategy — all with direct marketplace experience.

How do marketplace engagements typically work?

Most marketplace companies start with a 30-day sprint to diagnose their biggest growth lever, then move to month-to-month engagements. Advisors are also available on equity terms for early-stage marketplaces.

Can I engage multiple fractional leaders for different marketplace functions?

Yes. Many marketplace companies engage a fractional CPO alongside a growth strategist to align product development with demand-side acquisition.