Callosum believes in building relationships and there’s no better way that to meet face to face to have a chat. Until we have the honor of doing so, perhaps you’d like to see us in action. Listen to audio clips of conference calls, video clips of workshops and the roaring crowds of keynotes.

Our story has begun. We’d love to add you to the next chapter.







TV8 Vail’s Mark Sassi and Clare Hefferren chat on Labor Day about Callosum client, Eagle Valley Events’ inaugural “Top Shelf Harvest” – Sept 27th in Vail, CO.







Thank you Chris Romer and Vail Valley Partnership for the interview on KZYR talk show “Partnership Perspectives”. Comparing and contrasting the perspectives of a small business, Callosum, with a large business, US Bank, in the Vail Valley community lends to discussion. How does your company fix or adapt to the current market environment? Listen here: – August 2014







Clare Hefferren: Vail Arts Festival for client, Eagle Valley Events – June 2014


Clare Hefferren: Schuesse for client, Vista Bahn Ski Rentals – Feb. 2014


Clare Hefferren: CSPA Keynote 2011

Keynote speaker, Clare Hefferren, delivers the importance of personal branding at the Consumer Specialty Products Association (CSPA) — Aerosol Division, Annual Conference. Ft. Lauderdale, Florida. To transform staff into brand ambassadors who deliver consistent, polished, and memorable client communication and interaction stop by


Clare Hefferren: Robertson Lowstuter Roundtable 2011

In transition or feeling invisible? Keynote speaker, Clare Hefferren, teaches in transition executives at Robertson Lowstuter how to build a Personal Brand that’s consistent, polished and memorable, resulting in confidence, professional gain and reduced stress.

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