Introducing Catherine Ntube

Welcome our new senior social impact writer, Catherine Ntube! Discover why she joined Additive, her poetic approach to writing and more.

Introducing Sacha Cotton

Welcome Sacha Cotton, our new account coordinator! Read the interview to learn about her passion causes and more.

Turning Doubt into Defiance: Reflections from a Woman Entrepreneur

They start as tiny cuts: a well-intentioned gentleman approaching you at the end of a conference and suggesting that, despite a stellar research presentation, “you should smile more.” A male boss who tells you, 11 weeks after having your first child and returning to work, that “you’ve lost your sparkle.” A senior leader who stoically […]

Additive Featured on Spectrum News NY1

We were thrilled to have our growth story featured on Spectrum News NY1 today in a segment on WeWork! For nearly five years and from Manhattan to Brooklyn, WeWork has offered us the resources and relationships necessary to transform causes, conversations and communities for good. You can watch the full story here.      

Columbia SPS Success Stories Featuring Additive’s Hayley Berlent

Hayley Berlent (’04SPS, Strategic Communication) is Founder and CEO of The Additive Agency, a brand transformation consultancy that helps organizations amplify their impact. Growing up in South Africa, she observed social injustice firsthand and witnessed the ways in which positive social change occurred. Her childhood experiences inspired the foundation and purpose of the agency. Read […]

Hayley Berlent Facilitating Behavior Change Panel at Social Capital 2018

Hayley Berlent from The Additive Agency will join a distinguished roster of thought leaders at Social Capital 2018, the annual gathering of leading causes and partners in strategic philanthropy in Alexandria, VA. Hayley will contribute her insights and experience to the conference and the theme “Participate,” which will shine a light on the ways nonprofits, […]