SPILL THE (GREEN) TEA: How to talk about sustainability without getting called out

Katie Treggiden, Malin Cunningham

katie@katietreggiden.com

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Booking Overview

A sustainability-communications show focused on how brands can talk about environmental progress without triggering greenwashing or greenhushing. It pairs practical comms frameworks with credibility-building tactics, making it a strong platform for PR, ESG, and sustainability leaders.

Metrics

Episodes: 47

Frequency: Weekly

Rating: 5.0/5.0

Estimated listeners: 1k-10k

Gender skew: Female

Location: United Kingdom

Instagram: 22.0k followers

Contact Information

katie@katietreggiden.com

For verified host and producer emails, sign up to view.

Host

Katie Treggiden - Co-host of Spill the (Green) Tea. The description positions her as leading the conversation around communicating sustainability with honesty, nuance, and confidence, helping listeners build clarity...

Malin Cunningham - Co-host of Spill the (Green) Tea. The description frames her expertise around greenwashing and helping sales/marketing professionals understand sustainability claims and avoid greenwashing's trap.

Booking Intelligence

Booking Requirements

medium
Typical Credentials:  
Pr/communications and marketing leaders working on sustainability integrity; ESG and sustainability strategy experts; founders/operators with concrete sustainability-comms frameworks (e.g., anti-greenwash commitments, claims policy, verification scoring); designers/product leaders with circular-economy proof points and narrative frameworks.
Required Achievements:  
Founded sustainability or anti-greenwash consultancy/verification services, Developed or led sustainability communications standards, charters, or verification methodologies, Led design or product initiatives that reduced waste/landfill impact with measurable outcomes

Recent Guest Discussions

Ingmar Rentzhog - Climate Communications Strategy, Calling In Vs Calling Out, Verified Social/community Identity Approaches, And Media/platform Work For Climate Action.

Charlie Martin - Trust-building Through Sustainability Communications, Anti-greenwash Commitments/charter, And Sustainability Report Verification Scoring And Transparency Reporting.

Dean Connell - Reframing Environmentalism Narrative, Communicating Sustainability Beyond Activism Language, Circular Design/furniture And Design-led Waste Reduction, And Systems-change Communication.

Recent Topics

Sustainability, Greenwashing, Esg, Communications, Trust

Episodes

Here's the recent few episodes on
SPILL THE (GREEN) TEA: How to talk about sustainability without getting called out
:

Spill The (Green) Tea with Ingmar Rentzhog

July 01, 2026

This episode digs into why Ingmar thinks the comms and marketing industry is the most under-recruited force in the climate movement and what he wants them to do about it. In this episode, we cover: Why the current climate narrative is failing and what it would take to fix it — Ingmar argues there's a gap between the polite sustainability crowd and the radical protesters, and that gap is exactly where humour, provocation and smart communications could live Why greenwashing discourse may be ...

Spill The (Green) Tea with Charlie Martin

June 17, 2026

Charlie's work is driven by a mission to promote honest communication, responsible leadership, and greater accountability in business. In this episode, Katie and Malin dig into the mechanics of trust, the cost of what you don't say, and why sustainability comms might be the most powerful trust-building tool a business has, if only more of them were brave enough to use it. In this episode, we cover: Why signing up to an anti-greenwash commitment feels like putting a target on your back — in ...

Spill The (Green) Tea with Dean Connell

June 03, 2026

One of seven original designers at WeWork who helped create the coworking product that transformed the industry, Dean went on to lead design teams across New York, London, Shanghai and Tokyo, delivering more than 3 million square feet of workspace. That front-row seat to commercial real estate's endemic waste problem sent him in a new direction: in 2024, he completed the Circular Economy Masterclass at the University of Exeter Business School and launched his 'Circular by Design' furniture co...

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