tech-pr
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Lou Hoffman Put the Human Voice Back Into Tech PR
He wanted to write about sports. Instead, Lou Hoffman spent four decades teaching technology companies to sound less like companies - and more like people worth listening to.
Giselle Bisson
Giselle 'Gigi' Bisson is a Silicon Valley go-to-market and narrative strategist who has spent roughly four decades turning breakthrough technology into stories people trust. Trained as a technology journalist at InfoWorld, she moved into product marketing and PR, working on launches at HP, Adobe, Apple, Sun, Citrix and others, and helping take companies through a NASDAQ IPO and acquisitions by Google, Intel and McAfee. She is a partner at Chain Reaction PR, the first female mentor at Founder Institute Silicon Valley where she has guided more than 100 founders, and a writer who publishes on Medium and Substack under the Visibility Shift banner.
Caitlin Epstein
Caitlin Epstein is VP of Corporate Communications at Twilio, the cloud communications platform powering customer engagement for businesses worldwide. Since joining in 2015, she helped navigate Twilio through its IPO and became one of tech PR's sharpest voices on human-centered storytelling - best known for turning a CEO's breakfast burrito delivery into a Forbes-covered $3 billion acquisition narrative.
Cortney Lusignan
Cortney Lusignan is a seasoned communications and public relations executive currently serving as Senior Program Manager, AWS Communications, supporting the AWS Global Communications Vice President at Amazon Web Services. With a career spanning major PR agencies including Weber Shandwick and Edelman, and deep industry expertise in financial services, healthcare, and technology PR, Lusignan has built a reputation as a trusted operator at the intersection of enterprise cloud and strategic communications.
Daniella Vallurupalli
Daniella Vallurupalli is the Vice President and Head of Global Communications at Cloudflare, the internet infrastructure and security company. She joined Cloudflare in 2014 when it had fewer than 80 employees and built its communications organization from the ground up. Today she oversees all internal and external communications across public relations, corporate and employee comms, analyst relations, social media, and visual storytelling for one of the most recognized brands in cloud networking and cybersecurity.
Tom Phillips
Tom Phillips spent 18 years at Microsoft rising to VP of Communications, where he led PR strategy for the company's advertising business, managed media around major acquisitions, guided CEO communications, and drove narratives through cultural transformations. With over four decades of total PR experience, he left Microsoft in late 2024 to launch Upstream Communications, a Seattle-based strategic communications firm focused on helping clients tell their stories with precision and purpose.
Margit Wennmachers
Margit Wennmachers is the Operating Partner who built Andreessen Horowitz's brand from the ground up, transforming a16z from a new fund into the most recognized name in venture capital. A German immigrant who co-founded OutCast Communications in 1997 and grew it into a powerhouse PR firm serving Facebook, Amazon, and Netflix, she joined a16z in 2010 and pioneered a direct-to-audience content strategy that gave the firm an outsized voice in tech. She was the force behind Marc Andreessen's seminal 'Software is Eating the World' op-ed and spent 15 years shaping how founders, investors, and the world think about a16z.