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 Data Lists & Tools

14 Best Seamless.AI Competitors and Alternatives for 2026

Looking for Seamless.AI competitors? Compare pricing, features and reviews of the top alternatives this year. Click to see the list!

Lead Generation Lists & Tools

Email Lead Generation Software & Tools: 14 of The Best

Discover the top email lead generation software and tools to help you maintain a steady flow of qualified leads and improve your sales performance.

B2B Data Lists & Tools

11 Leadfeeder Alternatives for European Growth

Compare Leadfeeder alternatives through a European lens. Assess data quality, compliance and coverage to support scalable revenue execution.

Lead Generation Lists & Tools AI & Automation

11 AI Tools for Lead Generation & Maximised Productivity

Are you looking for AI tools for lead generation? Click for a list of the top AI-powered tools on the market right now & start seeing better productivity!

Cold Outreach

What is Cold Calling? Biggest Challenges Solved + Resources

Solve the biggest cold calling challenges with Cognism’s guide to mastering the B2B cold call. Click for valuable resources, tactics & more!

Sales Marketing Lead Generation

How to Find Someone’s Email on LinkedIn for B2B Business

Are you looking for ways to generate B2B leads from LinkedIn? Click to learn the most effective ways to find someone’s email address on LinkedIn.

B2B Sales AI & Automation

Outbound Sales Automation: Definition, Tips & Tools

Looking for ways to create a powerful pipeline and streamline your sales process? Outbound sales automation is the answer. Click to find out how!

B2B Marketing B2B Sales AI & Automation

B2B Technology: How to Buy Guide for 2026

Discover how B2B technology benefits your business with this informative how-to guide from Cognism. Click to learn how to get value from your tech stack!

Demand Generation Marketing

What is Demand Marketing? Definition, Tips and FAQs

Demand marketing is the modern way of doing B2B marketing. It helps to create customer engagement and shifts pipeline focus to prioritise intent.

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.