Naperville, IL, October 1, 2018: Innovative Engineering Group (IEG), an established Mechanical, Electrical, Plumbing, (MEP) firm, announces its merger with Ntrive, a structural engineering firm based in Naperville, IL. The merger and combined business operations will be effective October 1, 2018, and the integrated, multidisciplinary firm will become REX Engineering group.

IEG, based in Monterey Park, CA, was founded in 1995. The firm provides a full suite of MEP design and consulting services, including fire-safety, lighting design, and specialized practices in energy, healthcare, and data center solutions. Together with Naperville, IL-based Ntrive, founded in 2011, the REX Engineering Group will employ more than 70 team members. The combined firm will offer both MEP and Structural engineering services across its combined service areas.

According to IEG principal David Tea “From the very beginning, we felt that this merger was primarily about uniting a shared culture focused on improving client satisfaction.” “Our clients, team members, and projects will benefit from complementary engineering services, resources, and experience with an aligned approach.”

IEG founder, Jerry Lam states that “The merger brings internal growth and opportunities for our team members sharing the same passion and focus on producing outstanding results for our clients. With a national presence, we can bring significant and diverse expertise in clean energy, power engineering, sustainable building environment, and high-performance buildings to our business partners.”

REX Engineering Group is headquartered in Naperville, IL and managed by its principals: Andy Eck, David Tea, Gary Mayeda, Steve Uecke, and Jason Kuo.

About REX Engineering Group

REX Engineering Group provides smart, integrated, multidisciplinary MEP and structural engineering solutions to create efficient buildings and empower clients with effective use of their capital investments. The firm is licensed in 35 states and has offices in Los Angeles, Chicago, and Detroit metropolitan areas. uses cookies to ensure you get the best experience on our website.