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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.

February 20, 2025

Review by Colton Kelly

I’ve been in sales for a while and I’ve been out in a lot of companies. This was hands-down, the most valuable training I’ve ever been in. Exactly what I…

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February 8, 2025

Review by Joel Rittberg

Was in Dan's training class a little over two weeks ago, and amazing trainer, great sense of humor and trainer. Thank you for what you do, because with as…

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January 23, 2025

Review by Donna D'Aurio

Dan’s sales training is truly outstanding! He’s an exceptional teacher—engaging, easy to follow, and incredibly knowledgeable. The program is comprehensive,…

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January 23, 2025

Review by Shawn Mike Wilson

Dan taught me a lot. Not just about the sales process, but why we do the sales process and the concepts behind them.

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January 23, 2025

Review by Maddy

This training is very helpful, comprehensive, and I’d recommend it to anyone who asks!

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January 23, 2025

Review by Wesley Warren

This is the best training program ever. Thanks Mr. Dan. You did an amazing job!!!!!!!!

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January 23, 2025

Review by Miss Strings

Dan Coomesbarry is a class act. Keeping things interesting, informative and collaborative.

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January 23, 2025

Review by Marlena Plunkett

Dan is awesome and this program is very rewarding!

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January 23, 2025

Review by Nate Sloper

Amazing experience, gives you new rep coming out of the gates swinging kind of energy!

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January 23, 2025

Review by Robert Blatchley

Some of the most fantastic training i have ever been to.

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January 20, 2025

Review by Alexander Depooter

I’ve been following Grosso methodology for a while and it’s next level. Just started working hands on with Dominic and it’s been incredible. The man is a…

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December 24, 2024

Review by Nick Baker

Dan is the Man!! Very Professional-Great instructor, knows how to make training fun which allows you to retain a lot more information! The 11-Step process has…

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December 19, 2024

Review by Jess Ramos

With 20 years of in home sales and managing teams and trainings, I can honestly say I feel like I’ve lost thousands of dollars not knowing the sales…

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December 19, 2024

Review by Chan Martin

Such a great experience training with Daniel! It was fun and informative at the same time.

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December 19, 2024

Review by Joshua Hill

Phenomenal sales training…Daniel Coomesbarry and Dominic Caminata deliver a psychological and masterful formula for success in sales and in life…I’ve never…

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December 19, 2024

Review by Sarah Hart

Been through a lot of sales systems and this seems to be the best approach and is the most relatable.

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December 19, 2024

Review by Ireland Wood

If I could give more stars I would. This training is amazing. As someone that is just getting into outside sales, I have learned so much and I am so excited…

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December 19, 2024

Review by Jesse zolnierczyk

Extremely fun as well as educational and informative . I can’t wait until my name is at the top of the sales charts on a regular basis! Time well spent leaning…

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December 19, 2024

Review by David Kabar

Very Very Very Very Very Very Very Very Very Very Very Very Very Very Very Very helpful training. From the first to the last second and first to last page.…

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December 19, 2024

Review by My 3pups

I have been in the field for a long time. Dan is arguably the best in his class. I highly recommend this course to take your career to the next level. Thank…

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December 19, 2024

Review by Ryan Schleich

Dan is an excellent instructor. Took every opportunity to be thorough and gives the nitty gritty details of in home sales. Although the class size was a bit…

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December 19, 2024

Review by Laurie LaMar

Absolutely loved the training and am excited to implement all that I've learned!! Looking forward to raising my closing ratio!! I can't thank you enough! Dan…

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December 19, 2024

Review by Coy Chester

I’ve been a corporate trainer, national trainer, and top performer for many years. Not only a great refresher but learned much more. Fantastic investment! …

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December 19, 2024

Review by Chris Mathias

Great training! Dan is a wonderful trainer. I truly feel that this training is going to transform our sales org in 2025!

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