World-Class GTM
Mentor Access

Get focused, 1:1 advice from GTM experts who’ve built revenue engines at scaling startups, scaled them to unicorns, and led growth at companies like Amazon, Google, Dropbox, and HubSpot.

From AI-powered GTM engineering and AI Search optimization to founder-led sales transitions, and customer-led revenue growth, our mentors can help.

You’ll be matched with a world-class GTM Leader for a 30-minute session designed to unblock execution and give you clear next steps.

Eligibility: Scaling Startups (min. 2M USD in funding)

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Meet The Mentors

Murat Yatağan Marketing

Murat Yatağan

Founder @Fokal | Strategic Growth Advisor | AI Search Expert 

Core expertise:
- AI Search Optimization (AEO/GEO)
- SEO at Scale
- Organic Growth Strategy
- Conversion Rate Optimization (CRO)
Daphne Costa Lopes Customer Success

Daphne Costa Lopes

Global Customer Success Leader @HubSpot | Investor | Podcaster

Core expertise:
- Customer Value Measurement
- AI-Powered Retention Systems
- CS Team Building & Scaling
- NRR Growth & Expansion
Macklin Buckler Sales

Macklin Buckler

Founder @Harochi |
GTM Engineer | Clay Expert

Core expertise:
- GTM infrastructure
- Data automation & enrichment
- CRM architecture
- Outbound and inbound sales systems
- Lifecycle marketing automation
Angeley Mullins Marketing

Angeley Mullins

CEO@ Aetheris Ventures | Leadership, AI Marketing & GTM Advisor

Core expertise:
- Brand Building & Positioning
- AI Marketing & Content Engines
- Founder Led Branding & Content
- Creative & Video Content
- Demand Gen & Inbound Strategy
Steven Lewandowski Customer Success

Steven Lewandowski

Co-Founder @addressable value |
ex CS Lead at Signavio, SAP & HubSpot

Core expertise:
- Customer Value Quantification
- Cross-functional GTM Alignment
- Predictable NRR Growth
- ROI-Driven Customer Success
- Customer-Led Revenue Strategy
Juan Rubio Martinez Sales

Juan Rubio Martinez

Managing Director @LeadSpot | ex GTM Leader @Dropbox, Omio & Forto

Core expertise
- Programmatic Revenue Engines
- PLG→Revenue Expansion→Upmarket
- Unit Economics & Efficiency Optimization
- Revenue Operations Architecture
Manuel Hartmann Sales

Manuel Hartmann

Founder @SalesPlaybook |
Sales Coach | Revenue Architect

Core expertise:
- Value Selling Methodology
- Sales Velocity Optimization
- Deal Size Expansion
- Sales Leadership & Coaching
- LinkedIn Pipeline Generation
Björn W. Schäfer Sales

Björn W. Schäfer

GTM Expert | Podcaster | Investor | Best-Seller Author @Funky Flywheels

Core expertise:
- Founder-led Sales Transition
- Revenue & Capacity Planning
- Sales Process Optimization
- Forecast Accuracy & Predictability
Taimoor Tariq Sales

Taimoor Tariq

Founder @GTM Base | GTM Engineer | RevOps Expert | Clay Club Lead

Core expertise:
- AI-First GTM Engineering
- RevOps Strategy & Function Design
- ICP Targeting & Discovery
- Tech Stack Architecture
Niklas Buschner Marketing

Niklas Buschner

Founder @Radyant | AI Search Expert | Growth Partner | Podcaster

Core expertise:
- AI Search Optimization (AEO/GEO)
- SEO at Scale
- AI-supported Content Workflows
- Founder-led LinkedIn Content
Thibaut Souyris Marketing

Thibaut Souyris

Founder @The Sales Creator Collective | Creator Marketing Strategist

Core expertise:
- B2B Creator / Influencer Marketing
- Brand partnerships
- Creator monetization
- LinkedIn Founder Branding
Adam Holmgren Marketing

Adam Holmgren

Co-founder @Fibbler | Growth Expert | Marketing Leader

Core expertise:
- Paid Media Scaling
- Revenue Attribution & Measurement
- Demand Generation Strategy
- Product-Led Growth (PLG)
Jens Polomski-1 Marketing

Jens Polomski

Founder @SnipKI | Marketing & AI Advisor | Keynote Speaker

Core expertise:
- AI-First Marketing Transformation
- Marketing Automation Workflows
- Content & Growth Strategy
- AI Enablement & Team Training

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Call for Mentors!

Are you an experienced GTM leader and/ or operator?

Do you want to help founders and GTM leaders from fast scaling startups navigate their most critical growth challenges? 

Send us an email to hsfs@hubspot.com!

How to Get Access to Mentorship

This exclusive GTM mentorship program is for scaling startups that have raised at least 2M USD.

Step 1: Sign up for the free HubSpot for Startups program here (no purchase needed)
Step 2: Submit your interest on the form below
Step 3: Share your mentorship preferences here

FAQs