Client Success Stories

See how we've helped founders and enterprises transform their businesses with AI.

Trusted by Visionaries

Partnering with ambitious founders to build the next generation of AI companies

"Leo possesses an innate ability to make decisive actions at critical moments—an attribute that has driven the company's success forward. What sets Leo apart is his deep expertise in technology, combined with a clear vision for growth. He is an outstanding CEO."

Jaime Pesquera
Jaime Pesquera
General Counsel, Tappa

"Leo is one of the most charismatic leaders I have worked with. His passion and dedication to his work is infectious, and continuously inspires his team to do bigger and better things than they thought were possible."

Tiffany Semira
Tiffany Semira
Brand & Growth Strategy, Startup Advisor

"Leo is one of those rare, blended executives that comes to mind when I think about reducing multiple complex scenarios into actionable, workable and ultimately successful solutions. Leo guided all of us through this complex and ever changing process and presented us with a brilliant solution."

Joe Reddy
Joe Reddy
Enterprise Manager, Highlights for Children

"Leo anchored the inspiration and vision to engage Beintoo in partnership with Spotzot to deliver retail offers as game rewards opening the door for us to monetize a whole new audience. He was the steady hand and driving force leading Beintoo into this promising new retail business segment."

James P. Schreitmueller
James P. Schreitmueller
Chief Executive, Global Expertise

"I have the opportunity to work with Leo over the past few years, first as a partner and then as a colleague. Leo is a true professional, a leader, and someone that I learn from everyday. He is a very strategic thinker who knows how to produce for his partners and his organization."

Paul Munsch
Paul Munsch
Sales Director, Epsilon

"Leo worked with me at Beintoo opening doors in US and developing business from scratch, building up successfully a network of publishers and advertisers which generated consistent revenues."

Wonny Lee
Wonny Lee
CEO, ELOREA

"Leo is a positive, creative, driven and responsible manager. He is a sales master able to melt any icy relationship and build trust among the most reluctant customers. His outstanding strategic thinking and industry know-how enable him to position himself as a decision advisor."

Yael Kann
Yael Kann
Alliance Manager, AWS Partners

"Leo is a passionate leader in the mobile space that leads by example and trusts and supports his soldiers to get the job done. Leo's entire approach is an asset to any company he works with and his customer-centric philosophy makes him a trusted resource to his clients."

Scotty Moore
Scotty Moore
Executive Director, Tenant & Housing Rights

"Leo and the Giel Group provided accurate, thorough and highly valuable insight and experience on tech industry issues in the context of providing consulting services. His combination of deep knowledge, professionalism and poise made working with him a positive experience."

Kent Bronson
Kent Bronson
Attorney, Bronson Legal LLC

"Leo is amazing all around!! He is an amazing marketer/relationship builder, leader, mentor, and friend! Leo is very knowledgeable, strategic, and can operate very smoothly in chaotic/unstructured environments. He has the ability to build trusting, long term relationships."

Melissa Lertsmitivanta
Melissa Lertsmitivanta
Head of User Acquisition, Realtor.com

"Leo is wonderful to work with. He possesses great knowledge of the mobile space and has the ability to generate quality, long lasting relationships with fruitful benefits for all parties involved. Leo's commitment to the projects at hand is unparalleled."

Christina Sadlak
Christina Sadlak
Director DOOH, Media

"Leo is a brilliant strategic thinker, who knows his business and understands people. He put together a dynamite text messaging program for dating and relationships based on my work. I was thrilled with Leo's commitment to the work."

Dr. Diana Kirschner
Dr. Diana Kirschner
CEO, Lovein90Days.com

More case studies coming soon.

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