Our Management Team

Picture of Mark Hamilton, Owner of Integrated Systems Mark Hamilton

Founder and Owner, Integrated Systems

Mark Hamilton graduated from the New York State College at Geneseo in 1980 with a major in geophysics. He went on to found Integrated Systems in 1983. As part of Integrated Systems’ consulting services, Hamilton has published IT Service Continuity and Disaster Recovery Plans, along with proactive IT Security Procedures and Analyses for Integrated Systems’ clients. He serves as an adjunct professor at Finger Lakes Community College and also sits on several of their boards.

Mark and his wife have two daughters and he enjoys running in his free time.  He is passionate about his Victor, NY Community and actively supports the Victor-Farmington Food Cupboard.  He and his wife are also proud to volunteer with InterVol to provide sustainable solutions for worldwide healthcare concerns.


Photo of Mike Walker, Director of Network Operations at Integrated SystemsMike Walker

Director of Network Operations

Mike has been with Integrated Systems since 1997 and is responsible for managing and maintaining the Hosted Services Datacenter . He also oversees all Client Technical Support issues and roll-outs of new IT-related programs and services.

Outside of work Mike enjoys fishing and boating with his family, as well as coaching his son’s travel soccer team.  Over the last few years, he has donated his time and resources to his son’s high school Booster Club where he is the photographer for both the Boys and Girls Varsity Soccer Teams.



Photo of Dave O'Hare, Director of Business Development at Integrated SystemsDave O’Hare

Director of Business Development

Dave works with our technical team to develop solutions to fit the unique technical needs of each our clients in our Hosted Data Center, Video Security and Wireless infrastructure departments. He has been with Integrated Systems for 22 years.

In his free time Dave enjoys spending time with his extended family. He also can often be found outdoors either hiking or kayaking.