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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.

April 18, 2026

Review by hector7hernandez

With just one conference coming up, I realized I was a bit closed off because I'm always thinking about how people never stop changing thanks to Grosso…

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April 18, 2026

Review by Wendy Quezada

(Translated by Google) Wendy is the best person I've ever met, with so much to teach about sales. She's the voice of experience speaking. A super comprehensive…

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April 18, 2026

Review by Orlando Salas Marquez

Incredible sales training university! Recommend!

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April 18, 2026

Review by Martin Castillo

I just attended the Closers Camp with Dominic and Wendy at Grosso University, and it was hands down one of the best trainings I’ve ever experienced. The way…

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April 18, 2026

Review by Lia Saldivar

(Translated by Google) Attending Grosso University was honestly a total game-changer for me. Being a VIP made a huge difference; I was able to connect more,…

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March 19, 2026

Review by Garrett Bele

I absolutely loved Grosso University! The training was incredibly practical and immediately applicable to real-world situations. Dan provided a ton of valuable…

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March 19, 2026

Review by andy schecher

I recently attended the Grosso sales training course led by Dan and Dominic, and I can honestly say it was one of the most intensive and thorough trainings…

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March 19, 2026

Review by Shawn Rogers

I’m brand new to sales, been in the trades most my life and I felt empowered and very knowledgeable after taking the course! I feel ready to embrace my new…

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March 19, 2026

Review by bv7853

I’ve been to a lot of sales training and Grosso University sales was amazing. Dan and Dominic are the real deal.

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March 19, 2026

Review by Ted Stawicki

I thought the sales training was the best I have ever taken. I definitely recommend this training for both new and seasoned reps in the home improvement…

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March 19, 2026

Review by Rhys Hamilton

The most in depth and helpful training I have been through.

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March 19, 2026

Review by Eric McCaughan

Dan Coomsesbarey was an awesome trainer. The training course was the perfect length. Not too long, not too short, and provided tons of information. Dan’s…

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March 19, 2026

Review by Gretchen Spain

Best sales training I’ve ever done. Pure gold. Thank you guys!

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March 19, 2026

Review by Stefani P

Do this training if you want to learn from the best! Μάλον λαβε!

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March 19, 2026

Review by Tucker Moore

Very detailed instruction and leadership to help salespeople reach their fullest potential. I highly recommend to anyone looking to further their sales craft

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March 19, 2026

Review by Adriaan Bresler

Solid training by Dan. Thank you

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March 19, 2026

Review by 5diamondproductions CookevilleDJ

Incredible training! Best trainers in the industry!

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February 21, 2026

Review by Paul VanDerMolen

The best training I have ever been part of! I’ve been in in-home sales now for about 12 yrs and this is ninja level training! Dan the man is a great instructor…

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February 20, 2026

Review by Tiffany Berry

The most comprehensive, high-level training program I've ever been through. Dan is an absolutely phenomenal communicator. The framework is logical, direct, and…

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February 20, 2026

Review by Winston Lewis

It was one of the best training programs I ever done and I’ve been through over 20 sales trainings in my career

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February 20, 2026

Review by Kate Hebert

As a seasoned vet, I still learned new things!

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February 11, 2026

Review by Jason klidies

Dom trained me on the Grosso system 6 years ago. Literally changed my life!!! Best trainer I've ever seen, and I've seen many. Haven't been under 3.5…

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February 10, 2026

Review by Shawn Feurer

I highly recommend Dominic Caminata and Grosso University for sales training. They have a proven system and are experts in transferring that knowledge to…

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February 10, 2026

Review by Keagan O'Connell

Dom and his team have been outstanding to work with. Extremely professional, kind and hard working. I think what makes Grosso University different is that they…

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