ETI - Key Persons


Andre Gould

Job Titles:
  • Mechanical Designer
Andre earned his bachelor's degree in Mechanical Systems Management from UNL in May of 2017. He started his career with ETI in January of 2019, and since then, he has loved every moment of designing for mechanical systems. Confronting challenges for HVAC and plumbing design has sparked a passion for Andre to find the most efficient and effective solution that clients will be pleased with. His favorite projects include the Central City FEMA Dome Addition, Elm Creek Elementary School, and Lexington Public Schools - Elementary additions. One fun fact about Andre is that he once cave dived in Honduras!

Andy Wiese

Job Titles:
  • Professional Engineer
  • Registered Architectural Engineer
Andy is a Registered Architectural Engineer and graduated from the University of Nebraska with a Master's Degree in Architectural Engineering in 2011. He has been with ETI since 2019, in addition to a few years as an electrical intern during college. Andy has provided engineering and design services on numerous K-12 education, higher education, office, government, judicial, hospitality, mixed use high rise, and sports and recreation facilities throughout Iowa, Nebraska, and Oklahoma. His wide range of project experience allows him to provide successful solutions for power design, architectural lighting, fire alarm design, technology design, and construction administration services. Growing up in rural Nebraska, Andy illustrates a hard work ethic with the care and attention to detail that every project deserves. Andy is Lighting Certified (LC) by the National Council on Qualifications for Lighting Professionals (NCQLP).

Bill Fleischman

Job Titles:
  • Electrical Designer With
Bill has been an Electrical Designer with ETI since 2004. He takes pride in working well with clients and designing lighting and electrical systems to meet their needs. He enjoys working on many different types of projects, including schools, hospitals, office spaces, and historic buildings. Outside the office, he enjoys spending time with his wife and two kids. They love to spend time outdoors whether it's fishing here in Nebraska, hiking at the many national parks they've visited, or heading to Chicago to catch a Cubs game at Wrigley Field.

Blake Fitzsimmons

Job Titles:
  • Senior Designer
Blake started his career with ETI in 1993 as a Mechanical Technician, while transitioning with the company over the years into a Senior Mechanical Designer. He has always admired ETI's passion of producing a great set of plans. His favorite projects have been older historic buildings like Lincoln High School and Jefferson County Courthouse. These projects typically require more in-depth verifications of the existing systems before you can even start designing. You never know what you will discover behind that next set of doors.

Bri Dahlgren

Job Titles:
  • Mechanical Technician
Bri started at ETI in July 2020 on the mechanical team. Her most current common hobbies outside of work are playing recreational sports, going to concerts, gardening, and traveling. Bri has traveled to 10 countries outside the U.S., and she has lived in two of them: Nicaragua and Spain. She enjoys working for ETI for many reasons, but mainly because of her teammates, the company culture, and the ability to work on so many different project types!

Bryan Miller

Job Titles:
  • Mechanical Technician
Bryan graduated from Southeast Community College in Lincoln with an AAS in Architectural Drafting Technology. He started working for ETI in July of 2000. One of Bryan's favorite projects that he's worked on for the firm was the new food court for Westfield Gateway Mall. One of the things he likes about working for the firm is every project is a challenge and you're constantly learning something every day!

Calvin Hehnke

Job Titles:
  • Mechanical Engineer
Calvin started his ETI career as an intern in May of 2021 while he attended UNO and played baseball. He joined ETI as a full-time mechanical engineer in training in May of 2022. Calvin's favorite part about working for ETI is the comradery and tight-knit feeling of the group he works with. When he's not busy working, Calvin enjoys playing and watching sports, spending time outside, and being with his family and friends.

Camden Johnson

Job Titles:
  • Electrical Engineer
Camden joined the team as an undergraduate intern in 2018. He stayed on while completing his master's degree, until joining the team full-time as an Electrical Engineer in 2019. His favorite aspects of working at ETI are the friendly environment, exciting location, and creative projects. Camden's favorite project is the Hello Apartments in North Downtown Omaha because of its unique lighting design. His hobbies include learning about specialty coffee, seeing his favorite music acts live, and playing with his Blue Heeler rescue, Mira.

Carter McCormick

Job Titles:
  • Mechanical Engineer
Being both a physicist and an engineer, Carter understands the gravity of every situation. Carter started his tenure at ETI as an intern for a year and a half and has since moved on to become an engineer. His favorite projects include breweries and housing projects. His hobbies include playing chess, camping, and working on personal projects on his handmade workbench.

Chris Eldred

Job Titles:
  • Electrical Designer
Chris started at ETI in April of 2005 on the electrical team. His most current common hobbies outside of work are going to concerts, traveling and football. He enjoys working at ETI for many reasons, but mostly because of his teammates and the ability to work on so many different project types.

Cindy Wood

Job Titles:
  • Finance Manager
Cindy Wood has been the finance manager at ETI since 2013, bringing expertise in all things pecuniary to the company. She has been working in the A/E industry since 2000 and is specialized in accounting and financial management. Cindy's favorite part of her job is working with the engineers to manage the financial aspects of their projects. When she isn't working, Cindy is either spending time with her two sisters or her friends. When she is at home, Cindy has two dogs…a yellow lab and a blue heeler…to keep her occupied.

Dan Schinstock

Job Titles:
  • Principal Emeritus
Dan's career started in the 70's as a mechanical engineer. Currently, he's a member of the American Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE), and the Nebraska Society of Healthcare Engineers (NSHE). When he's not whipping up solutions for engineering projects at ETI or playing with his three grandkids, Dan likes to stir things up in the kitchen with his passion for gourmet cooking. Dan's engineering skills and years of experience make him invaluable to ETI, while his cooking skills make him a favorite in the annual company chili cook-off.

Dan Thompson

Job Titles:
  • Principal
As a Mechanical Engineer at ETI, Dan takes on challenges with a keen eye for detail, a steady hand for accuracy, and the ability to make quick, efficient decisions, just as he does on the pool table, taking shots with the careful calculation of a skilled engineer. These engineering talents may give him an edge when sinking the eight ball, but it's his three decades of experience that make him a skilled industry professional at ETI. Dan brings a focused spirit and competitive drive to ETI that helps his team create winning strategies. Although he may have finished third in the Las Vegas International Pool Championships, he's number one with his clients, coworkers, and company.

Derek Kotschwar

Job Titles:
  • Principal
  • CxA
As a mechanical engineer, certified commissioning agent, and principal, Derek is a valued member of ETI. His favorite projects involve working on schools and in healthcare, and he's a member of the American Society of Heating, Refrigeration, and Air Conditioning Engineers (ASHRAE), the Nebraska Society of Healthcare Engineers (NSHE), and the Association of Energy Engineers (AEE). His passion for involvement in business and community organizations extends outside of the office, as Derek is a member of the Lincoln Children's Zoo Board and an original member of the Salt Valley Hunting Retriever Club (he can honestly say he works with a bunch of animals).

Eric Mears

Job Titles:
  • Mechanical Engineer
Eric earned his bachelor of science degree in Mechanical Engineering with a minor in French in May of 2020. He started working for ETI in May of 2021 as a Mechanical Engineer under the guidance of Marty Kasl. Eric is pursuing a professional engineering license and plans to sit for the exam in 2025. His favorite parts about ETI are the amazing people, the guidance of the Principals, and the variety of projects. When he is not designing mechanical systems, he enjoys camping, bowling, and woodworking.

Ernie Rodriguez

Job Titles:
  • Electrical Intern
Ernie joined ETI in the summer of 2021 as an Electrical Intern, and he has thoroughly enjoyed his time with the company so far. Ernie is also nearing a degree in Architectural Engineering from Nebraska. At home, Ernie has two dogs, a Maltese/Shih-Tzu mix and a Pug/Beagle mix. Some of his hobbies include watching soccer and basketball, and Ernie has recently started training to run long-distance races.

Gabe Erdei

Job Titles:
  • Project Manager
  • Technology Project Manager
Gabe Erdei is a Project Manager and Omaha native with over 22 years' experience with telecommunications and structured cabling, access control, video surveillance, and audiovisual systems design. Over the course of Gabe's career, he has had the privilege of working on a substantial diversity of project markets, much of which include systems designs for educational institutions, hospitality, and mixed-use developments. Gabe is particularly fond of early childhood education and development projects as they provide great service to local communities and often provide interaction and engagement of children and staff with technology systems.

Heidi Li

Job Titles:
  • Professional Engineer
Heidi began working at ETI in February of 2013. She enjoys working on local projects and being able to see the overall impact ETI has within the community. One of Heidi's favorite projects that she's worked on in the past is the Lincoln Children's Zoo Crane Sculpture. It was definitely one of the smallest and most unique projects she's completed. The coolest place Heidi has traveled is when she hiked to a cheesemaker's hut in the Swiss Alps. She got to enjoy a warm cup of hot chocolate while overlooking the gorgeous mountains.

Hunter Sibbernsen

Job Titles:
  • Mechanical Technician
Hunter started working for ETI in May of 2020. One of Hunter's favorite things about ETI is the atmosphere of the office and the many projects he is able to work on. His favorite project has been Park Middle School because it was his first project that he worked on, been on-site for, and it is only a couple blocks away so he can see the progress of it whenever he wants to. The coolest place Hunter has traveled to is West Virginia during the fall season and experiencing Bridge Day at the New River Gorge Bridge.

Jacob Champoux

Job Titles:
  • Construction Manager
Jacob was born in 1998 in Daejeon, South Korea and grew up in Lincoln, Nebraska since the age of 6 months. He attended Southeast Community College and graduated with his Associates in Design and Drafting Technology. Music has been a large part of his life and as a result, he is in two bands that write and perform original music. Design and construction have also been big interests since his father owns and operates a residential construction company and blueprints were around the house growing up. He joined ETI in April 2019 as a Mechanical Technician Intern and began growing an interest for the installation and construction of the mechanical and electrical systems that ETI designs. In January 2022, he moved to Construction Manager and is now handling the construction administration for ETI projects

Jennifer Hogan

Job Titles:
  • Administrative Assistant
Jennifer has been with ETI since July 2006. She likes ETI because of the flexibility, comfort, and ease within and outside of the company, and working as a team. Her favorite activities include boating/kayaking, other outdoor activities, DIY, movies, and family gatherings. Some cool places that Jennifer has visited are NYC, Vegas, Memphis, and Orlando (Universal Studios).

Joel Thieman

Job Titles:
  • Senior Designer
Joel started his career at ETI back in 2006 as a CAD Technician and has since worked his way to a mechanical designer. He's a great catch for the company as he has passion for learning how things come together and for new techniques. When he's not helping tackle a challenging project at ETI, you might find Joel on a lake. With rod in hand and an eye for monster bass, he compares a good day fishing to the feeling of accomplishment when a big job is completed at ETI.

Justin Veik

Job Titles:
  • Principal
Justin has been with ETI since 2001, which will give him 23 years of experience come April 2024. At home, Justin has a wife and two kids. He also has one dog who is a Beagle named Gabby. Justin enjoys coaching his kids' sports teams, traveling, and occasionally brewing his own beer when time allows, as well as getting outside and running. Justin's "useless" talents include quoting movie lines and remembering sports statistics. Some of his favorite travel spots include San Diego and Park City, UT. The one vacation trip Justin would recommend to anyone is the Greek Islands!

Lisa Lewis

Job Titles:
  • Administrative Assistant
Lisa joined ETI in 2009 and when you call the Lincoln office, she is usually the voice on the other end of the line. One of her favorite quotes is, "Be the reason someone smiles today!" If she could instantly learn any skill, she would want to be fluent in every language. Outside of work, she has been a longtime volunteer. Lisa became a Lincoln Jaycee in 1986, and she soon began serving in most every local board position over the years and continued in multiple Vice President roles for the Nebraska Junior Chamber of Commerce. She was also privileged to be a volunteer youth leader for the Naval Sea Cadet Corps for 25+ years working with kids between the age of 10-18. She was fortunate enough to attend a two week training in England in 1999, and she had the opportunity to have a brief conversation with the Queen of England during the local Sea Cadet unit's 100 year celebration.

Marshall Burkitt

Job Titles:
  • Electrical Designer
Marshall has been with ETI as an Electrical Designer since 2012. He enjoys the variety and creative problem-solving that is required for good design. Marshall always tries to take the end user into account when working through the design process. His favorite projects are anything out of the ordinary. Marshall has worked on everything from schools, hospitals, bars/restaurants, hospitality, and office spaces to residential multi-family homes and there is always something to learn. Outside of work, Marshall does a lot of mountain biking as well as long-distance multi-day "bikepacking" trips. He also enjoys spending time woodworking and working on his house.

Marty Kasl

Job Titles:
  • Mechanical Engineer
  • Principal
Marty is a mechanical engineer who has been with ETI since the late 1980's. LEED-certified in Sustainable Design, Marty has traveled the globe designing industrial boilers for cogeneration plants. He also serves on the State of Nebraska Boiler Safety Code Advisory committee and the City of Lincoln Mechanical Code Task Force. Marty's most recent project work has centered on educational facilities throughout Nebraska and urban mixed-use developments in downtown Lincoln. When not working on projects at ETI, Marty's adventurous spirit keeps him and his wife busy. They enjoy traveling, golf, sailing, and scuba diving. Marty always hopes that the coolest place he's ever visited would be his next vacation!

Mason Ritnour

Job Titles:
  • Marketing Coordinator
Mason is originally from small town Murdock, NE before he decided to move to Lincoln and attend UNL. He received his BA in Marketing & Management when he graduated from UNL in May 2020. He spent his previous two years working as a Marketing Coordinator before he started his journey at ETI in July 2022. His hobbies include watching and playing football, basketball, and golf. He also enjoys being with his family and friends as much as he can.

Matt Benes

Job Titles:
  • Mechanical Designer
Matt began working for ETI in March of 2007. He loves working here because he works with such an awesome group of people that have a great sense of humor. That kind of working culture makes the day go by a lot faster. Matt has been a part of numerous projects for ETI, but one of his favorites was the Sterling Computers Headquarters. Watching the transformation from the existing building to the brand-new renovated space was very spectacular. It was an experience Matt won't forget.

Matt Butler

Job Titles:
  • Mechanical Engineer
Matt graduated with a Bachelor's degree in Mechanical Engineering. He's done a lot of work in the healthcare sector and campus infrastructure assessment/replacement/upgrades. Since joining ETI, he's basically been all over the map as far as the projects he's worked on. Matt is an Eagle Scout, a Cubmaster for a Cub Scout Pack, and as of March 2023 he will also be an Assistant Scoutmaster for a Scout Troop. Scouting is a whole family activity for Matt, including his wife, three kids, and their grandparents.

Matt Hagedorn

Job Titles:
  • Mechanical Engineer
Matt grew up in Norfolk, NE. He played basketball at Norfolk Senior High School and continued to play for Doane University, where he graduated with a B.S. in Mechanical Engineering in May of 2022. He started working for ETI in June of 2022 as a Mechanical Engineer. In Matt's spare time, he likes to play golf, cook, and take care of his mini golden doodle named Nova.

Nate Stark

Job Titles:
  • Mechanical Designer
Nate started working at ETI in 2013 as a Mechanical Technician. Since the start of 2022, Nate has recently began the switch to a Mechanical Designer. He mostly enjoys working on school projects, renovations, or new builds. A couple of Nate's favorite projects in the past has been Adams Middle School in North Platte, Gothenburg Public School, and Amherst Public School. In his free time, Nate likes to flip homes, play golf, and watch his niece and nephews play sports. His favorite place he's ever traveled outside the US has been Jamaica!

Rich Kornfeld

Job Titles:
  • Senior Designer
Rich has been a Sr. Electrical Designer with ETI since 1983. He is also Lighting Certified (LC) by the National Council on Qualifications for Lighting Professions (NCQLP) since 2003. Rich enjoys working on a variety of different projects because each project has its own challenges. Rich and his wife Dixie have four adult children and two granddaughters. In the Spring, Summer, and Fall, Rich enjoys camping with his wife and two dogs.

Rob Jones

Job Titles:
  • Mechanical Designer
Rob started his career with ETI in September of 2004. The thing he likes the most about ETI is the team environment. He enjoys working with a great group of people who are all focused on collaboration and a good work ethic. Rob's favorite kind of projects to work on are historical projects. It's almost like going back in time and seeing all the great craftsmanship that went into a building and what it is being turned into.

Sara Bennett

Job Titles:
  • Mechanical Designer
Sara graduated from Southeast Community College - Milford Campus in 2008 with an associate degree in Architectural Engineering. She has been in the MEP design industry since graduating, starting as a CAD Tech and making her way up to a Mechanical Designer. Sara started at ETI in March of 2022. One of the things she likes most about ETI is everyone's willingness to teach others. Sara's favorite project since being with ETI would be the SCC Nebraska Hall building. Outside of work, Sara is a wife and mother. She has been with her husband for 12 years and married for 7 of those years. Together, they have three kids: Morgan (22), Leni (6), and Ian (2). Sara also has a mini sheepadoodle named Rosie. In Sara's free time she loves to craft.

Shane Hoss

Job Titles:
  • Principal
Shane had no problem finding his place on the ETI team as an architectural engineer. During challenging projects, his skills and experience give him the electrical design tools he needs for a well-developed offense. He's a member of the Illuminating Engineering Society (IES) and a Registered Communications Distribution Designer (RCDD). As a soccer player and coach, Shane knows the importance of teamwork, and as an Iowa Hawkeye fan, he gets to play defense against his fellow Husker-loving coworkers.

Tammy Krichau

Job Titles:
  • Electrical Designer
Tammy grew up and was raised on a farm in Ravenna, NE. She moved to Lincoln right after graduating high school. She attended Southeast Community College and graduated with an associate's in Design and Drafting. Tammy started working at ETI in 2004 as an electrical designer. She enjoys working on the variety of projects ETI has and seeing the end result. Tammy has two children and two grandchildren. She enjoys being outside (when it's warm) and spending time with her family. In the summer months, she watches her grandkids race at I-80 Little Sunset Speedway and her son race his Hobby Stock at Eagle Raceway. She also works on a lot of DIY projects that keeps her plenty busy!

Taylor Roan

Job Titles:
  • Electrical Engineer
Taylor graduated from UNL with a Bachelor's degree in Electrical Engineering in 2017. He also started working at ETI in that same year. Taylor's favorite thing about working for ETI is the diversity of projects that he can be involved with, whether it's a stadium, bank, or site utility infrastructure overhaul. Taylor is one of ETI's renewable energy designers. He has already designed a number of photovoltaic systems, ranging from 5kW to over 100kW. When Taylor isn't caught up in work, he enjoys cooking, watching sports, attempting to improve his golf game, or just simply hanging out with his adorable dog, Ruby!

Teresa Gramer

Job Titles:
  • Electrical Engineer
Teresa joined ETI as an Electrical Engineer in January 2023. In May of 2022, she graduated with her degree in Electrical Engineering from the University of Nebraska-Lincoln. Prior to coming to ETI, she interned with Kiewet for two summers. Teresa's hobbies include running and swimming. She and her boyfriend, Kale, have a four-month-old lab puppy.

Thomas Ernst

Job Titles:
  • Principal
Tom has a passion for facilitating efficient design and thoughtful restoration from the ground up in all areas of life, both at work when designing electrical systems, and at home, as with his 1965 Chevy pickup. With 20 years of experience in electrical systems design, this Marine vet enjoys the process of seeing projects go from a challenging beginning to a satisfying end - it keeps him on the road to excellence at ETI. Whether it's working with a restaurant to renovate an existing lighting design, or engineering a fire alarm system for a new K-12 facility, Tom takes the same personal approach he did with his classic Chevy, going step-by-step until the project is ready to burn rubber.

Tony Dupsky

Job Titles:
  • Principal
Tony started working at ETI in January of 2007 as a Mechanical Technician and discovered his passion for building design. In 2008 he started taking engineering classes and graduated in 2012 and 2013 with his Bachelors and Masters of Architectural Engineering. Tony enjoys working on a variety of different buildings, including: educational, multi-family, offices, health care and pharmaceutical buildings. He loves seeing buildings go from a concept, to design, through construction, and finally being utilized and enjoyed. Some of his favorite projects include the Devaney Center Volleyball remodel, LPS District Office, CATS Flood rebuild and multiple LPS IAQ projects. Outside of ETI, Tony enjoys spending time with his family and friends. He has a wife, a son, a daughter, two dogs, and an escape artist hamster. He enjoys working on projects around the house including remodeling/updating spaces, building furniture, and working on cars.

Wyatt Wirges

Job Titles:
  • Mechanical Engineer
Wyatt is a Mechanical Engineer who has been with ETI since 2019. He graduated from the University of Nebraska with Master and Bachelor degrees in Architectural Engineering in 2012 and 2013. He enjoys the wide variety of projects he gets to work on and has a particular interest in the healthcare and pharmaceutical sectors of which he has had the opportunity to be involved in the design and construction of projects across the country. He particularly enjoys complex projects that require extra attention to detail to meet the goals and needs of the building owner and occupants. Outside of ETI, he enjoys spending time with his wife and four boys. He also enjoys playing sports, husker football, getting involved in his church, investing, as well as a hunting or fishing trip when time allows.