Dale Carnegie Long Island Located in Hauppauge, New York, we bring Dale Carnegie’s iconic management training courses to Nassau and Suffolk counties. We specialize in leadership, communication, human relations, sales and customer service training solutions. Founded in 1912, Dale Carnegie Training has evolved from one man's belief in the power of self-improvement to a performance-based training company with offices worldwide. We focus on giving people in business the opportunity to sharpen their skills and improve their performance in order to build positive, steady, and profitable results. Dale Carnegie's original body of knowledge has been constantly updated, expanded and refined through nearly a century's worth of real-life business experiences. The 160 Carnegie Managing Directors around the world use their training and consulting services with companies of all sizes in all business segments to increase knowledge and performance. The result of this collective, global experience is an expanding reservoir of business acumen that our clients rely on to drive business results. Dale Carnegie Training emphasizes practical principles and processes by designing programs that offer people the knowledge, skills and practices they need to add value to the business. Connecting proven solutions with real-world challenges, Dale Carnegie Training is recognized internationally as the leader in bringing out the best in people.