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Active by Design

Thornburg is a privately owned, global investment firm delivering active, high-conviction portfolios to institutions, advisors, and investors. Founded in 1982, we specialize in income and global equity strategies—each designed to support long-term goals and deliver alpha.

Investment Platform

Seeking Investment Excellence

We bring together global perspectives to uncover opportunities and make disciplined, research-driven decisions. Our active portfolios aim to deliver alpha and consistent, risk-adjusted returns aligned with long-term goals.

 

Committed to Client Success

As an independent firm, we put clients first—acting with integrity and transparency. Beyond portfolio management, we provide tailored insights and practical support to help clients grow and succeed.

 

Investing in Shared Prosperity

We believe in making a meaningful impact—locally and globally. From sustainable practices to community support, we prioritize long-term decisions that benefit clients, colleagues, and future generations.

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Investing isn’t just about portfolios—it’s about building better outcomes for everyone we serve.

Our History

Vision

To be a trusted partner for our clients and a respected leader in global asset management.

As an independent firm, we’re driven by long-term thinking, active management, and a commitment to client success. Our vision is measured by the trust we build, the value we deliver, and the impact we create—for clients, colleagues, and communities.

Mission

Our mission is to add value with active portfolio management to help our clients reach their long-term investment objectives. We achieve this through our investment strategies, adhering to our values and investment principles, and offering employees a challenging and rewarding place to build a career.

Values

We do the right thing

We act with integrity and put our clients first.

We think for the long term

We engage in thoughtful decision making and believe that investment excellence should drive our decisions.

We work together to achieve common goals

We show respect and humility towards each other and our clients. We believe in creating a supportive work environment that fosters teamwork, collegiality, and effective communication.

We strive for excellence

We make the extra effort, practice continuous improvement, and stay flexible to adapt to changing circumstances.

We are committed to our employees

We foster an environment that provides flexibility and opportunity for growth, while also requiring accountability.

We are independent

We will remain a privately owned, independent firm to ensure that we act in the best interest of our clients and employees.

We are community minded

We support philanthropic giving and encourage employee volunteerism.

An investment culture aligned through our purpose.