B2B Data

Featured

AI in Go-to-Market Is Only as Strong as the Data Behind It

AI is transforming go-to-market, but without high-quality data, it risks scaling bad decisions. Here’s why data readiness is the real competitive edge.

B2B Data

Spotlight

Customer Data Deduplication: Best Methods & Tools

B2B Data

Spotlight

B2B Data Integration: Best Tools and Guide

Ilse Van Rensburg

Senior Content Manager

Ilse is a Senior Content and Strategy Manager specialising in B2B growth, sales-aligned content, and long-form strategic analysis. She writes extensively on topics including prospecting, lead generation, compliance, and commercial decision-making, with a focus on producing practical, evidence-led content that supports revenue teams and builds buyer confidence.

Ilse is also a published novelist. This background informs her approach to content strategy, bringing a strong command of structure, narrative, and audience understanding to the creation of thoughtful, high-impact content.

Expertise

B2B marketing
B2B sales
B2B data
Compliance

Education

University of South Africa: BA Languages and Literature, Creative Writing
UX Writing Hub: UX Writing Certification, Marketing

B2B Sales Lead Generation

Outbound Lead Generation: 7 Key Sales Strategies

What is outbound lead generation? Learn the top strategies to attract and convert outbound leads in this informative guide from Cognism.

B2B Sales Cold Outreach

Sales Process: Close More Deals in 8 Easy Steps!

Discover how to create a sales process that turns B2B leads into customers in this guide. Click to read and start crushing quota!

Demand Generation Lead Generation

Lead Generation vs Demand Generation: A Side-by-Side Comparison

Discover the key differences between demand generation vs lead generation, plus how to use both to drive qualified leads and revenue.

B2B Marketing B2B Data Cold Outreach

9 Ways to Find Business Email Addresses for Free

Discover 9 ways to find business email addresses. Learn to use data providers, search tricks and tools for verified contact details.

Marketing

10 B2B Marketing KPIs & Metrics to Measure and Improve

The key to more revenue lies in your B2B marketing metrics. Click to see the 10 most important marketing metrics and KPIs that your CEO really cares about.

Cold Outreach

17 Best Cold Calling Opening Lines to Win in B2B Sales

B2B sales success starts with the best cold calling opening lines. What are you waiting for? Click to see 17 tried and tested lines that close more deals!

B2B Data

Lusha vs ZoomInfo: Which B2B Data Platform Wins in 2026?

Comparing Lusha vs ZoomInfo? Discover key differences in pricing, features, and data accuracy. Plus, explore another alternative for modern sales teams.

B2B Sales Cold Outreach

When is the Best Time to Cold Call in B2B Sales? [2026]

Wondering when is the best time to cold call for maximum response rates? What about the worst times to call? Here are the answers. Click to see the stats!

GTM Expansion

Compliant GTM Tech Stack: Boost Revenue and Stay Protected

Is your GTM tech stack GDPR-compliant? Discover the risks, red flags, and how to build a trusted go-to-market stack that boosts revenue.

The Cognism Blog

Cognism Connect

Ilse Van Rensburg

Expertise

Education

Posts by Ilse Van Rensburg

Reach the right people, faster

An average of 20-40% pipeline increase for Cognism customers.