Herman Goldner Company (HGC) has been in business since 1887. That's over 125 years of continuing service to the Greater Delaware Valley. THE HERMAN GOLDNER CO., INC. is a full service mechanical and solutions provider. The Company has committed itself to providing quality craftsmanship with an emphasis on customer service. Meeting the needs of our customers is paramount within our organization. Our experienced team of Account Executives, Project Managers, Engineers and Skilled Tradesmen offer our clients quality, cost-effective solutions.