burger
Book a demo Log In
Speak with our AI
See if we're a fit
Start conversation
Speak with our AI
See if we're a fit
Start conversation
Speak with our AI
See if we're a fit
Start conversation
Speak with our AI
See if we're a fit
Start conversation
wave background
Featured
AI SDR Industry Report 2026
Get a clear read on where the market stands today
Get my copy
We respect your privacy. Unsubscribe at any time.

Classter combined outbound, inbound, and intent signals to book 81 meetings with AiSDR

“What stood out about AiSDR is that it’s not just about scraping information, building lists, and sending emails. All the technical infrastructure: warming up domains, managing inboxes, even purchasing new domains is handled for us. Most platforms make you piece together multiple vendors. AiSDR gives you the complete package.” – Thivanka Balasooriya, Marketing & Growth Strategist.

Key results from using AiSDR
21.43% positive RR
81 meetings booked
$750,920 of pipeline generated
Industry Education Technology
Team Marketing & Growth
Location Greece

About the company

Classter is a cloud-based education management system operating under Vertitech SA. They help educational organizations streamline administrative operations and digitalize academic processes.

 

Adoption by 500+ educational organizations with 300,000+ active users across multiple regions.

Challenges

Classter’s growth team was managing multiple outreach initiatives manually while trying to maintain HubSpot as their single source of truth. Their team handled outbound prospecting, inbound lead nurturing, and website visitor follow-ups, all while trying to keep contact data accurate and up to date.

 

They needed to ramp up personalized email and LinkedIn outreach while keeping quality high and HubSpot clear and reliable.

 

Classter wanted to ensure their CRM stayed clean with enriched, accurate data as outreach volume increased.

Manual outbound couldn’t scale
Website visitors went unengaged
CRM data quality was at risk

“I like very much the UI. It is very simple. You should use it fully.” – Teo Dimitrakoudis, Director of Sales at Classter

16.95% RR from website ID campaign
21.83% RR from HubSpot nurturing campaigns
4.5% RR outbound signal-based campaigns
$750,920 pipeline generated

Results

Classter used the full capabilities of AiSDR’s platform, combining AI Strategist for campaign creation, deep HubSpot integration for CRM sync, and automated enrichment to keep data up-to-date. 

 

HubSpot campaigns generated a 21.43% positive response rate, while website visitor campaigns achieved 16.95%, proving that catching prospects at the right moment improved engagement. The Live AI signal campaigns delivered a 4.6% response rate, identifying leads based on different triggers.

 

To date, Classter has booked 81 meetings and generated $750,920 of HubSpot pipeline with AiSDR, all while maintaining a clean CRM and freeing their growth team to focus on high-value conversations instead of manual outreach tasks.

Sample conversations AiSDR had for #Classter

Prospect

Prospect

Prospect

By using AiSDR across inbound and outbound, Classter turned outreach into a reliable meeting source.

Read more stories

See how AiSDR runs your outreach Let AiSDR try and convince you to book a meeting with us 😉
See how AiSDR will sell to you