Our team brings extensive experience to bear on every project

Onesky Engineering, Inc. has assembled a team of focused, ethical, service-oriented, and experienced professionals. Our team has extensive experience and impeccable credentials.

Meet our senior staff

• Mark W. Onesky, P.E., President and Principal Engineer
• Chris Simione, EIT, Compliance Group Manager
• Chris Zeliznak, P.G., Senior Project Manager
• Mark Eschbacher, P.G., Senior Geologist
• Heidi Ruddy, Environmental Professional
• Felix Ukeh, Senior Project Manager