Dimitri J. Ververelli Inc. (DJVI) is a consulting engineering firm in the city of Philadelphia with specialties in mechanical, electrical and plumbing engineering services. Using innovative design and trusted techniques, Dimitri J. Ververelli, Inc. is a company which is relied upon throughout the Greater Philadelphia area for its consistent, well-planned work since 1964. Jim Ververelli seized the opportunity to establish his own consulting engineering firm - cultivating clients and a reputation based on quality, detail-oriented work. Today, DJVI is led by John Ververelli and continues to serve new and long-standing clients, several that we have had since our inception.