D&H is a business services company based in the United States, specializing in custom software and IT services, corporate services, and wholesale distribution within the retail and consumer goods sector. Founded in 1918, the company has grown to employ between 1,001 and 5,000 individuals and generates significant revenue. D&H publishes a variety of documents, including white papers, guides, and technical reports, focusing on topics such as artificial intelligence in computing, uninterruptible power supply (UPS) solutions, and hybrid meeting technologies. Their recent publications include a white paper on AI PCs and guides for selecting UPS systems and managing IT services effectively. The company also addresses contemporary challenges in remote work and collaboration, offering insights into enhancing employee engagement during hybrid meetings. D&H's document corpus reflects its commitment to providing technical knowledge and practical solutions to support businesses in navigating evolving technology landscapes and operational requirements.