Sunny Grosso

Sunny Grosso

Culture Chief | Happiness Coach

Delivering Happiness

Sunny is one of the first known happiness consultants and a thought leader in workplace culture. For 10 years she has been on a mission to inspire teams to live BIG by being true to themselves, following their purpose, and building positive work cultures to sustain it all.

She held key developmental roles in several businesses before becoming a founding member of the Delivering Happiness (DH) team, co-founded by Tony Hsieh, the late CEO of

In the pivotal role of Culture Chief, Sunny helped build the model, develop the approach and lead the team through the initial years of growth to a Fortune 5000 fastest growing company today. She is one of the few Master Coaches at DH, has trained the majority of the team, numerous global teams, and worked with hundreds of organizations to date.

With a decade of applied research in happiness at work, a BA in psychology, ORSC and NLP coaching credentials, and ROI from organizations around the world, Sunny is now focused on using her expertise to bring wellbeing and human thriving to the work we do.

She has emerged as an impassioned thought leader in the culture movement, featured in publications like Fast Company and appearing at countless events such as Good to Great where she inspires teams around the world to change their minds, their work, and their lives.

As one client noted: Sunny is more than a name, it’s how she lives.