10909 Mill Valley Road, Suite 100
Omaha, Nebraska 68154
p: 402.895.4700
f: 402.895.3599

Take a virtual tour of E&A’s Omaha office.

Request a Phase I ESA Proposal.

For SID Maintenance Emergencies, please contact:

Bob Czerwinski
402.895.4700 x280


2077 N Street, Ste 400
Lincoln, Nebraska 68510
p: 402.420.7217

Take a virtual tour of E&A’s Lincoln office.


After 30 years in the Valley as O’Neill Engineering and E & A Consulting Group, Inc., we have closed down operations in the Phoenix area. If you have questions on past projects, please contact Tom Nussrallah at 402.895.4700.

Contact Department Leads