DZC was formed to assist small to medium sized businesses manage and grow their companies by helping to take the hassle out of IT. As a leading provider of IT Consulting Services in the San Diego area, pride is taken in offering the best services and support offerings available. With 3 decades of experience serving clients in California, Hawaii and Arizona, we understand our clients businesses and needs. We are fully dedicated to serving the needs of customers each and everyday with honesty, integrity and passion for what we do.

David Zaretki

As a highly trained and very experienced IT Consultant, Dave has built many long term relationships in the San Diego area. For 30 years he has helped clients keep their businesses and systems up to date with current technologies and proven solutions. Having previously worked for IT technical support companies and managed service providers, Dave has taken all the processes that have been successful in the past and brought them to you while leaving the bureaucracy and complacency behind. Current and past client experience includes exclusive country clubs and high end resorts, horse racing tracks and state fairgrounds, hotel and grocery store chains, manufacturing and construction companies, financial and accounting firms, school systems and healthcare facilities as well as many other business environments. Dave is still supporting clients that he started with over 30 years ago. Using strategic partnerships and technical alliances, he has formed a group of resources that can handle any project and solve every issue. Constantly exploring new technologies, Dave has the knowledge to bring order to any chaotic IT environment.