Customer ratings

Learn first-hand how companies are successfully using HubSpot by working with Growth Ninjas. Our customers report measurable results, more efficient processes and sustainable growth.

Great team with great skills – a clear recommendation!

Growth Ninjas have been supporting HubSpot inbound sales for 1.5 years. Many detours have been avoided, processes sharpened and the daily benefits significantly increased.

13.08.2020

Top-notch!

Professional, collegial data migration and rapid onboarding with fast response times and tailor-made solutions.

01.10.2025

Changeover and optimal use of HubSpot

Growth Ninjas accompanied the CRM migration to HubSpot and now supports the optimal use of marketing and sales. An experienced partner with clear added value.

08.08.2020

HubSpot onboarding for marketing and sales

Professional, personal support accelerates and professionalizes our marketing and sales onboarding in the long term.

26.05.2025

Cooperation with the ninjas

Growth Ninjas successfully supported the HubSpot decision and implementation. Marketing and two sales teams work more efficiently, know-how was built up internally through targeted onboarding.

02.07.2024

New possibilities with HubSpot

Growth Ninjas showed new ways to use HubSpot even more effectively in sales. The targeted optimization sustainably supports baningo's growth.

27.03.2019

Growth Ninjas at SchuBu

The Growth Ninjas team supported SchuBu in selecting the right CRM system. Thanks to clear advice and targeted process optimization, the decision was made in favour of HubSpot.

02.07.2024

Top support: fast, uncomplicated, efficient and lots of knowledge

Comprehensive HubSpot migration, implementation and sales onboarding with high efficiency, practical relevance and in-depth expertise.

20.10.2025

A real ninja partner

Growth Ninjas provided support in the analysis of CRM systems and the selection of HubSpot. The know-how was brought in in a targeted and needs-based manner.

27.04.2021

Professional implementation and excellent collaboration

Smooth CRM and HubSpot implementation, strong sales & marketing focus and competent, pleasant cooperation.

11.12.2025

Excerpt from our customers

Our clear goal in working with our customers is the successful fulfillment of the jointly agreed mission. In doing so, we meet as partners, always have our clients' growth in mind and think in terms of long-term solutions.

Customer ratings

Great team with great skills – a clear recommendation!

Top-notch!

Changeover and optimal use of HubSpot

HubSpot onboarding for marketing and sales

Cooperation with the ninjas

New possibilities with HubSpot

Growth Ninjas at SchuBu

Top support: fast, uncomplicated, efficient and lots of knowledge

A real ninja partner

Professional implementation and excellent collaboration

Excerpt from our customers

FirmenABC

FOMF

metergrid

Synfit334

KaWa commerce

Erste Digital

ifs Real Estate Facility Services

Hellobank!

Volksbank

ToolSense