ESG Entertainment Structures Group
10411 Medallion Drive
Suite 121
Cincinnati, OH 45241
(513) 542-3300
(800) 542-3302

Contact Us

If you have questions about Entertainment Structures Group or the services that we provide, please contact us. 

10411 Medallion Drive Suite 121
Cincinnati, OH  45241
(513) 542-3300 Phone
(513) 542-5540 Fax
(800) 542-3302 Toll Free


For other structural engineering services, please visit Steven Schaefer Associates, Inc.
For ESG employees ONLY, click here for access to ESG webmail

Greg Riley

Greg is a senior project manager and a technical team leader – in charge of the ESG group. He has been with us since 1995 and is personally registered in twelve states.  In addition to his work with our parent firm, Steven Schaefer Associates, Greg is developing experience in a wide range of ESG projects including roof systems (both permanent and temporary), truss systems, and theatre renovation.  His knowledge of structural engineering gives him a unique perspective when coming up with practical and effective solutions for our clients.

greg.riley@entertainmentstructures.com


Richard Nix

Richard Nix is the Division Coordinator. Richard's range of expertise includes rigging system design and installation, as well as several years as a stagehand and staff rigging supervisor. He is the author of several technical articles and has expanded his 3D knowledge into the realm of Building Information Modeling (BIM). Since the early 1990's Richard has participated in ESTA's standards development efforts, serving on task groups addressing certification, boom-base assemblies, fire curtains, and manual and motorized rigging. He has performed hundreds of rigging system safety evaluations, and has an intimate understanding of how these systems integrate with existing building structures.

richard.nix@entertainmentstructures.com



Kyle Kusmer

Kyle Kusmer, P.E. joined the firm in 2003. He has a MS (2003) and a BS (1999) in Engineering from the University of Dayton. Kyle has extensive experience with permanent rigging systems for several California DSA projects including: Ronald McNair High School – Stockton, CA; LaDera Vista Junior High – Fullerton, CA; and Saratoga High School – Los Gatos, CA.

kyle.kusmer@entertainmentstructures.com

 



Seth Nickol

Seth Nickol, P.E. works on a variety of project types: pipe grids, tension grids, and theatre rigging, all sorts.  He is also one of our more experienced engineers when it comes to tension grids.

seth.nickol@entertainment.structures.com

 



Nathan Walsman

Nathan Walsman, P.E. is a project manager with ESG. He joined the firm in 2005 with several years of experience and engineering degrees from Purdue University. Nathan works with our ESG clients on projects for roof systems, temporary structures, and concert stages. 

nathan.walsman@entertainmentstructures.com


Andy Geiman

Andy Geiman, P.E. joined ESG in 2006 and is a project engineer. He jumped right in to the entertainment work and has designed temporary roof systems and theatre rigging. Andy is also the go-to guy for scaffolding projects – with experience such as Red Bull No Limits Chicago, Pacific Amphitheatre Sound/Video Support Structure, Alli Winter Dew Tour, and the SeaWorld Roof System.

andy.geiman@entertainmentstructures.com


Dan Peak

Dan Peak, P.E. is not only a ride-enthusiast – he actually designs amusement rides! In addition to his work with amusement park ride foundations and stations, he provides structural design for both permanent and temporary rigging systems. Dan is instrumental in the development of our internal design standards for rigging systems.

daniel.peak@entertainmentstructures.com


Roy Mead

Roy Mead, P.E. joined the firm in 2005 and has a BS Mechanical Engineering from the University of Dayton. Roy brings over thirty years of mechanical design and development experience to ESG. With a broad background in the design of platform lifts, power transmissions, linear actuators, and automation; he compliments the structural capabilities of the group. Recent design projects for ESG have been winch systems, stage lifts, and power transmission analysis.