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Reviews

Google reviews from home improvement sales professionals and owners who have trained with Grosso University, shown in full and unedited.

December 18, 2025

Review by Joseph Peterson

Best sales training I've been apart of. Daniel Coonbarry is knowledgeable and makes the training fun! Would definitely recommend anyone who is taking sales…

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December 18, 2025

Review by Steve personal Howard

Amazing delivery of invaluable information, thank you Dan.

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December 18, 2025

Review by Michael Stoffle

Dan delivered a masterful presentation of the Grosso University sales system. Clear, concise, helpful and entertaining, would recommend for anyone looking to…

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December 18, 2025

Review by Ali Khatab

Grosso University exceeded my expectations. The training is clear, practical, and immediately applicable in real-world sales situations. It doesn’t just teach…

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December 18, 2025

Review by Scott Rockwell

Daniel’s masterclass was exceptional. I feel as though it honed in so much for me. Worth every second!

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December 18, 2025

Review by Kathy Kay

Not being from this field I found this class to be superlative.

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December 15, 2025

Review by Ernie Pugh

I looked into several sales training and coaching companies and I settled at Grasso. I’m so glad I did. After doing the sales Master Class with Dan who is top…

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November 28, 2025

Review by JV Sun

Grosso University’s sales training program is the real deal. I’ve been through several “sales coaching” systems over the years, and most of them were just…

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November 20, 2025

Review by Thomas Sipin

Great experience and tons of great information! I’ve had sales training in the past, but not in home remodeling, and the psychology behind this will apply…

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November 20, 2025

Review by go remodel

This Academy is amazing and my skills are improved tremendously. Thank you guys. Goran

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November 20, 2025

Review by Ethan P

great sales training learned a lot as a new young sales professional?

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November 11, 2025

Review by Joel Gomez

(Translated by Google) I want to thank Wendy and the entire Grosso University team for the Friday classes with Pantera Pros and for the Zoom classes. I've put…

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November 10, 2025

Review by Mayra Simbaina

I’ve had the pleasure of learning from Wendy at Gross University through both her in-person and live training sessions. She is an outstanding instructor who…

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November 10, 2025

Review by Valeria del Mar

(Translated by Google) Excellent and valuable content! Wendy is super interactive in her explanations, very easy to understand and fun!! Thank you,…

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October 23, 2025

Review by Jim Marowitz

Spectacular training. I’ve been in the home-improvement industry for almost 30 years, been through many trainings, but this one was the best. Not only do they…

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October 23, 2025

Review by Troy Davis

Training at Grosso University was fantastic!! I like the fact that he gave a real world examples and scenarios to help us become better at overcoming…

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October 23, 2025

Review by David Hampton

This training is TOP TIER! The trainer, Daniel Coomesbarry, was great! Really enjoyed all of real life examples. The process that they go over, seems more like…

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October 23, 2025

Review by Romeo Balasanyan

Best training for sale reps. Very informative and beneficial. Challenges you to do the uncomfortable things comfortably. Highly recommend it.

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October 23, 2025

Review by ERNIE MARTINEZ

Dan is the man great to learn from only down fall he is a bear fan !

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October 23, 2025

Review by Willie Jackson

Excellent training. Daniel was very informative in relaying the Grosso process in a very real world way. Would recommend to beginners as well as seasoned vets.…

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October 23, 2025

Review by Doron

The process is great best in the industry

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September 18, 2025

Review by steve mccollum

Very Educational. Learn alot. Absolutely enjoyed the training, all sales reps should take this course. Thanks Dan and Dominic!

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August 25, 2025

Review by Andrew Herman

Dan is a great speaker! He makes what would otherwise be a boring topic into an interesting one.

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August 23, 2025

Review by alan vazsquez

(Translated by Google) I met Dom and Wendy at the “Win ​​the Storm 2025” event, and let me tell you, they are a true blessing. I spent time with them, they…

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