Mark Terbeek

Partner at Greycroft

📍 West Hollywood, California, United States🔄 Updated September 2026💼 4 investments📅 14 years investing🗓 Last invested Apr 2024𝕏 @upgrade_to_unlock
VC🌍 United States
4
Total investments
1
Early stage
3
Mid stage
0
Late stage
14y
Years active

Portfolio

4 investments · sorted by recency
All investments
Early stage
Mid stage
Late stage
Board Member
Apr 2024
AEs are burning out. Trapped on a hamster wheel of details, task lists, and follow-ups, most of them dont have any energy left to do what they do best: actually sell. That’s why AEs use Sybill’s AI sales assistant to: - Capture deal details straight from calls and emails, - Analyze pipeline and answer complex deal questions, - and automate admin work like CRM updates, notetaking, follow-up emails, and task management. Most note takers and conversational intelligence tools aren’t really built for account executives, are they? They’re built for generic note taking or for revenue leaders trying to forecast. Sybill’s different: It’s built for AEs and fits into their daily workflow (sort of like a real assistant). Before a call: Sybill preps your briefs During a call: Sybill listens and captures key details After a call: Sybill generates a summary, autofills your CRM, drafts follow-ups, and updates your task list. And once a deal closes, your whole team can comment, share call snippets, and create video collections to learn from what worked (and what didn’t). AEs don’t need another notetaker or dashboard. They need a hand. That’s why we built Sybill. 👉 Sign up for a free trial today, no credit card required.
Board Observer
Jun 2022
Humanitec enables you to build the perfect Internal Developer Platform for your enterprise. We serve platform engineers with the leading products and processes to reduce cognitive load, drive standardization and slash time to market. Top performing platform teams use Score to abstract developers requests, the Platform Orchestrator to standardize configurations and workflows, the Portal to provide one single pane of glass for the entire organization.
Board Observer
Jun 2015
Karmic offers payments infrastructure and applications to enable fast, convenient and secure issuance of card accounts -- plastic and digital -- integrated with portfolio program management to assist financial institutions, retailers, payment services providers and industry associations provide turnkey solutions to their small/medium business (SMB) and corporate clients.
Board Observer
Feb 2012
WB Digital Labs (subsidiary of Warner Bros.) is a fast-paced, innovative development division working to build the next generation of video-enabled entertainment brands. We are looking at nothing less than to shape the future of media by combining our cutting-edge technology, design, and marketing capabilities with the world’s most beloved and iconic brands (eg. Looney Tunes & DC Comics) to build a portfolio of next-generation multi-media entertainment services and delight fans everywhere including: https://www.boomerang.com/ https://www.dcuniverse.com/
mid stageEntertainment
Experience · 9 entries
All (9)
Investments (4)
Founder (1)
Board (4)
2024
Board Member
Apr 2024
AEs are burning out. Trapped on a hamster wheel of details, task lists, and follow-ups, most of them dont have any energy left to do what they do best: actually sell. That’s why AEs use Sybill’s AI sales assistant to: - Capture deal details straight from calls and emails, - Analyze pipeline and answer complex deal questions, - and automate admin work like CRM updates, notetaking, follow-up emails, and task management. Most note takers and conversational intelligence tools aren’t really built for account executives, are they? They’re built for generic note taking or for revenue leaders trying to forecast. Sybill’s different: It’s built for AEs and fits into their daily workflow (sort of like a real assistant). Before a call: Sybill preps your briefs During a call: Sybill listens and captures key details After a call: Sybill generates a summary, autofills your CRM, drafts follow-ups, and updates your task list. And once a deal closes, your whole team can comment, share call snippets, and create video collections to learn from what worked (and what didn’t). AEs don’t need another notetaker or dashboard. They need a hand. That’s why we built Sybill. 👉 Sign up for a free trial today, no credit card required.
2022
Board Observer
Jun 2022
Humanitec enables you to build the perfect Internal Developer Platform for your enterprise. We serve platform engineers with the leading products and processes to reduce cognitive load, drive standardization and slash time to market. Top performing platform teams use Score to abstract developers requests, the Platform Orchestrator to standardize configurations and workflows, the Portal to provide one single pane of glass for the entire organization.
2015
Board Observer
Jun 2015
Karmic offers payments infrastructure and applications to enable fast, convenient and secure issuance of card accounts -- plastic and digital -- integrated with portfolio program management to assist financial institutions, retailers, payment services providers and industry associations provide turnkey solutions to their small/medium business (SMB) and corporate clients.
2013
Greycroft
Partner
Mar 2013
Partner
Mar 2013
Greycroft is a seed-to-growth venture capital firm that partners with entrepreneurs who are striving to build category-defining companies across intelligent consumer and enterprise applications, AI infrastructure, sustainability, and consumer products. Greycroft has raised over $3 billion in capital and has made over 400 investments since inception.
Show all 9 entries ↓
Investment activity
2012–2024 · 4 investments
20121201512022120241
Recent (last 2 years)Earlier