About

We grow sales at positive ROI for small and medium sized business.

  • Sell more and maintaining profit margin
  • Sell more and reduce spend
    • Selling 50% more product is possible simply by Inversion – incremental gains without the setbacks.

Success by Inversion

Inversion Marketing means success is not achieved by doing brilliant things, but rather by consistently avoiding stupid things. Improve your sales by eliminating inefficiencies and costly mistakes. Sometimes genius; but we simply avoid the “unforced errors” that set you back.

HARTENSTINE is a boutique firm.

  • No fixed costs or contractual commitment
  • We are your highly effective, low-cost service, when you need it most

We have been in the business since 2007

  • Before that we built a search engine that Google used (true)
  • 19 Years of battle-tested experience

Our customer relationships average 12 years

  • Trust
  • Competence
  • Service

Join the Team

  • Become a member – our satisfied customers would agree