Jonas Strambach
Testimonials

What our customers really say about us.

Reviews from Trustpilot and Google, plus candid screenshots from WhatsApp and Slack, straight from our day-to-day work with our partners.

Live
Real reviews from three channels.

Trustpilot, Google and private chats, here you get the unfiltered mix.

Trustpilot
26
Reviews
Google
Live
Business Profile
Chat snippets
15+
WhatsApp & Slack
Open Trustpilot profile
Trustpilot · Verified

Trustpilot, live from our profile.

The current rating and every review straight from our Trustpilot profile, unedited and independently verified.

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Reviews we're allowed to show here

3 of 26
SK
Tax firm owner
Excerpt, Trustpilot

Inquiries online and qualified applicants

We've been working with Jonas and his team for almost 12 months now. By now we get plenty of inquiries from prospective clients online and have even received applications from qualified professionals. The first applicant said yes just 6 weeks after the campaign launched.

B2
B2B client
Excerpt, Trustpilot

KPIs improved by over 70 %

Working with Jonas has improved our most important KPIs by more than 70 %.

PK
Project client
Excerpt, Trustpilot

Understood quickly, delivered fast

Jonas understood our requirements quickly, the project was delivered fast, and we're very happy with the collaboration. We can recommend Jonas with a clear conscience.

WhatsApp & Slack

Raw, unpolished, straight from the chat.

When the marketing really lands, clients tend to keep it short and clear. Here are a few of those messages.

MJ
Mijo Jurisic2 days ago
in #wins

Same client, same story, good things come in threes. We did 111k last month. All-time high, and that's right in the middle of the off-season.

❤️ 6 1
Metin

5.500 € close

18:44

20.850 € in revenue this month so far 🔥

18:45

Strong. All logged in HubSpot? Then we'll check it off

18:46 ✓✓
Jennifer Hornisch

Hi everyone, we cracked 100 yesterday … 100 leads is honestly crazy 🥳

09:48

Amazing 🤯

09:49 ✓✓
DN
David Nourrisson13:54

New client (tax advisor) turns 442,62 € of ad spend into 15.000 € in revenue after one week (ROAS 34), 20 leads at 22,13 € each.

🚀 1💫 1
Tax advisory firm

When we came to you, we were at 10–12k in revenue per month with one employee. Eight months later it's 20–22k per month on average.

18:40

The way the firm is perceived from the outside has completely changed. That's your doing too.

18:40
Louis Newger

Brought in 55k in revenue today

19:13

5 calls

19:13

Insane 💪

19:15 ✓✓
JS
Jonas Strambach12:42
in #wins

Our tax advisor case study is bringing in really nice clients 🔥 Ad spend 7.550 € → 125 leads (60 €/lead), 60.000 € in revenue, 5 new clients, ROAS 800 %. Plus a referral close worth 12.000 €.

🚀 5🔥 4👏 3
Ergun Ak

7k close via ads

17:11

Solid. Who exactly?

17:11 ✓✓
Ergun Ak

7k for creatives

17:17
MJ
Mijo Jurisic14:42

Quick sum-up of the first month with Go Clara: 74 new appointments booked, 25 contact forms filled out. That's 99 leads in 1 month, will we crack 100 today? 🤓

🚀 5🥂 3
4 replies
Louis Newger

GmbH with 1,2 million in revenue. 15k in revenue for us per year 👍

19:20

Looking great after one week 🙌

19:24 ✓✓
Edith

By the way, the first sale came in on Saturday 🥳

10:58

Amazing, who did you close? 💪

10:59 ✓✓
JS
Jonas Strambach07:14
in #wins

David's client generated 100k in new-client revenue in October on 1.500 € of ad spend 🔥 The most successful client we've ever had in a first month.

🚀 5💫 4
3 replies
Tobias Neef

18k EUR close 🔥

16:35
Metin

First lead revenue today: 6.900 € 🚀

19:15

12.992,10 € in volume, contracts are being drawn up and it's been signed off

19:16

9 sales, 43.730 € in revenue

22:17

2 appointments tomorrow 🚀

22:17
MJ
Mijo Jurisic2 days ago
in #wins

Same client, same story, good things come in threes. We did 111k last month. All-time high, and that's right in the middle of the off-season.

❤️ 6 1
Metin

5.500 € close

18:44

20.850 € in revenue this month so far 🔥

18:45

Strong. All logged in HubSpot? Then we'll check it off

18:46 ✓✓
Jennifer Hornisch

Hi everyone, we cracked 100 yesterday … 100 leads is honestly crazy 🥳

09:48

Amazing 🤯

09:49 ✓✓
DN
David Nourrisson13:54

New client (tax advisor) turns 442,62 € of ad spend into 15.000 € in revenue after one week (ROAS 34), 20 leads at 22,13 € each.

🚀 1💫 1
Tax advisory firm

When we came to you, we were at 10–12k in revenue per month with one employee. Eight months later it's 20–22k per month on average.

18:40

The way the firm is perceived from the outside has completely changed. That's your doing too.

18:40
Louis Newger

Brought in 55k in revenue today

19:13

5 calls

19:13

Insane 💪

19:15 ✓✓
JS
Jonas Strambach12:42
in #wins

Our tax advisor case study is bringing in really nice clients 🔥 Ad spend 7.550 € → 125 leads (60 €/lead), 60.000 € in revenue, 5 new clients, ROAS 800 %. Plus a referral close worth 12.000 €.

🚀 5🔥 4👏 3
Ergun Ak

7k close via ads

17:11

Solid. Who exactly?

17:11 ✓✓
Ergun Ak

7k for creatives

17:17
MJ
Mijo Jurisic14:42

Quick sum-up of the first month with Go Clara: 74 new appointments booked, 25 contact forms filled out. That's 99 leads in 1 month, will we crack 100 today? 🤓

🚀 5🥂 3
4 replies
Louis Newger

GmbH with 1,2 million in revenue. 15k in revenue for us per year 👍

19:20

Looking great after one week 🙌

19:24 ✓✓
Edith

By the way, the first sale came in on Saturday 🥳

10:58

Amazing, who did you close? 💪

10:59 ✓✓
JS
Jonas Strambach07:14
in #wins

David's client generated 100k in new-client revenue in October on 1.500 € of ad spend 🔥 The most successful client we've ever had in a first month.

🚀 5💫 4
3 replies
Tobias Neef

18k EUR close 🔥

16:35
Metin

First lead revenue today: 6.900 € 🚀

19:15

12.992,10 € in volume, contracts are being drawn up and it's been signed off

19:16

9 sales, 43.730 € in revenue

22:17

2 appointments tomorrow 🚀

22:17

We keep a lot of this to private conversations, so feel free to ask us in person for more.

We're currently accepting new partners

Ready for record revenue?

If your business is on solid ground and you're ready to work with a team that meets you as an equal, let's talk.

  • Predictably more qualified inquiries instead of random hits
  • Ads that measurably generate revenue
  • One point of contact for marketing & sales
WhatsApp +49 152 52077583
Jonas Strambach
JS
Jonas Strambach
Founder