Oppenheimer & Co. Inc. | The Power of Oppenheimer Thinking

In 2026, we proudly commemorate 145 years of The Power of Oppenheimer Thinking. Since our founding in 1881, our journey has spanned generations—beginning on Wall Street and growing into a global financial services firm with 86 branch offices across the United States and an international presence worldwide.

Explore Oppenheimer’s story through the decades in our anniversary history video and interactive timeline, and discover how our past continues to shape the future.

Our proven team of experienced investment banking professionals deliver strategic advisory and capital markets solutions that help enable emerging-growth and mid-sized businesses to achieve their goals. Whether it’s raising capital, restructuring operations and finances, or pursuing a merger or acquisition, our client-centric approach is focused on helping clients take advantage of timely opportunities.