DS

David Sherwell

Available to hire

I am transparent, determined, self-motivated and easily adaptable to new challenges and environments. I have 20+ years in senior leadership, specialising in marketing, including 15+ years as a Managing Director.

About

I am transparent, determined, self-motivated and easily adaptable to new challenges and environments.

I have 20+ years in senior leadership, specialising in marketing, including 15+ years as a Managing Director. I have built and sold Jack Rabbit Imaging, and I have helped healthcare-related businesses increase their average revenue by over $1 million in two years.

  • 18 years' experience
  • Joined August 2025

Industry experience

  • Healthcare
  • Retail
  • Manufacturing
  • Travel & Hospitality
  • Professional Services
  • Education
  • Media & Entertainment
  • Real Estate & Construction
  • Software & Internet

Work experience· 108 roles

Media Buyer · J-DigitalJun 2025 – Sep 2025 · 4 mos

Managed digital marketing for a subset of 75 accounts with emphasis on campaign management, testing, optimisation; built funnels, marketing automation, and contributed to advanced client strategies; demonstrated ROI improvements across accounts.

Media Buyer · J-DigitalJun 2025 – Sep 2025 · 4 mos

Contract Digital Marketing Media Buyer managing a subset of 75 accounts in a small team. Responsible for effective campaign management, testing and optimization, setting monthly/quarterly goals, and continual result tracking. Built customer funnels and marketing automation, assisted with modelling new client strategies, documented and upgraded agency procedures, and oversaw conversion tracking and reporting. Achieved an average ROI uplift of 200% across all active accounts.

Media Buyer · J-DigitalJun 2025 – Aug 2025 · 3 mos

Engaged as a Digital Marketing Media Buyer managing a selection of 75 accounts, focusing on campaign management, testing, optimisation, customer funnels, marketing automation, modelling advanced client strategies, and conversion tracking. Achieved a 200% average ROI improvement across all accounts.

Media Buyer · J-DigitalJun 2025 – Aug 2025 · 3 mos
Media Buyer · J-DigitalJun 2025 – Aug 2025 · 3 mos
Media Buyer · J-DigitalJun 2025 – Aug 2025 · 3 mos
Media Buyer · J-DigitalJun 2025 – Aug 2025 · 3 mos
Media Buyer · J-DigitalJun 2025 – Oct 2025 · 5 mos

Education· 9

Diploma · Panorama, South Australia2001
Diploma · Panorama, South Australia2001
Diploma · Panorama, South Australia2001
Diploma · Panorama, South Australia2001

Certifications and awards· 35

Google Adwords Professional Accreditations (Search, Display, Video, Shopping)2030 – 2025
HubSpot Academy (Inbound Marketing, Sales Planning)2030 – 2025
Google AdWords Partner Status (Lapsed)2030 – 2025
BusinessSA - 2 X SAYES Graduate2030 – 2025

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