Best Negotiating Practices®

About Watershed

For more than 30 years in 40+ countries, Watershed has been helping Global 1000 organizations master negotiations and drive better outcomes.

Global Reach & Results

Watershed’s negotiation expertise spans continents, industries, and languages. We deliver instruction in 40+ countries, partnering with some of the world’s largest organizations to drive transformative outcomes. By blending our proprietary Best Negotiating Practices® with local insights, we ensure every deal delivers real financial impact and sustainable relationships.

A world map displaying numerous location pins across multiple continents, showcasing the global delivery of negotiation training services.

40+ Countries Served

Over 30 Years of Global Experience

Trusted by Global 1000 Companies

Negotiation Support for World-Leading Organizations

Language Capabilities

English, Spanish, French, Portuguese, and Italian

The Watershed Way negotiation framework diagram, showing the 5 stages (Prepare, Exchange, Bargain, Conclude, Execute) in a cycle around the core concept of Building Trusting Relationships.

Our Core Framework

This framework drives every engagement, balancing empathy, strategy, and assertiveness—so you secure value without sacrificing long-term relationships.

Who We Are

For more than three decades, Watershed has delivered high-stakes negotiation training and advisory services to organizations around the globe. Our approach is grounded in Best Negotiating Practices®, a proven framework that tackles the art and science of deal-making, ensuring both financial and relational gains.

From multinational corporations to public-sector entities, we’ve cultivated a reputation for thorough preparation, data-driven strategy, and tailored guidance. By focusing on each client’s unique challenges, we help teams seize opportunities, mitigate risks, and establish negotiation cultures that last well beyond any single engagement.

Our Mission is Simple: Empower you to collaborate when possible, compete when needed, and confront when necessary—always with integrity and measurable results in mind.

Leadership Team

Behind every successful negotiation stands an expert advisor. Our diverse team blends real-world corporate, legal, and high-stakes deal-making experience to drive tangible outcomes.
Headshot of Steve Wiesner, Senior Managing Director of Watershed.

Steve Wiesner

Senior Managing Director

Headshot of Eileen TanPiengco, Director: Client Experience.

Eileen Tanpiengco

Director, Client Experience

Headshot of Kim Gowing, EMEA Lead.

Kim Gowing

Regional Managing Director

Sanjay Bhanjana

Regional Managing Director

Headshot of Belle Aguilar Tolin, Instructional Design Lead.

Belle Aguilar Tolin

Instructional Design Lead

Headshot of Thomas Wood, Founder & Senior Advisor.

Thomas Wood

Founder, Senior Advisor

Headshot of Marianne Eby, Senior Advisor and prior CEO.

Marianne Eby

Senior Advisor

Meet Some of Our Facilitators & Advisors

Ready to Transform Your Negotiations?

Let’s schedule a time to discuss how Watershed can help your team reach their negotiation potential.

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