Using Our Experience to Engineer a Better Future

Bring your goals and projects to life on schedule and on budget, with an emphasis on quality and safety at every step of the journey.

At RETTEW, an engineering firm, we’re leaders in delivering professional engineering consulting services and implementing effective strategies for your public or private projects across all sectors. We partner with you, acting as your trusted engineering consultant, by taking time to fully understand your vision and business goals, which allows us to see the big picture, anticipate your needs, uncover potential challenges, and deliver innovative, efficient solutions.

We provide engineering consulting solutions to help you overcome challenges across a wide range of industries, including power and utilities, oil and gas, transportation, commercial development, water, and government. As the following projects demonstrate, our engineering consulting experts partner with you to reduce costs, ensure compliance, and improve efficiency.

Featured
Project

Advanced Health Care of Allentown

RETTEW served as the land development consultant for the award-winning Advanced Health Care of Allentown, a new short-term nursing and rehabilitation facility in Lower Macungie Township. The project supports Advanced Health Care’s mission of delivering specialized transitional medical care through thoughtfully planned, efficient, and compliant site design. The approximately 10-acre site required extensive due diligence and entitlement coordination prior to development. RETTEW’s civil engineering solutions were shaped by environmental conditions, access requirements, and long-term operational needs. RETTEW collaborated closely with the owner, architect, contractor, and…

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More Than Half a Century of Commitment to You

RETTEW was built on the principles of investing in people, producing better solutions, and using our experience and expertise to serve you better. This dedication has allowed us to expand into numerous industries and markets. We believe in collaboration, whether that’s among our engineering consultants, within our communities, or with our clients.

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Join Our Team

Join Our Team

Our collaborative teams are one of the reasons RETTEW is respected and trusted in the communities we serve. As a 100% employee-owned company, we are committed to our work and each other, all while helping our clients achieve their goals.

If you’re ready to make a difference, check out our open positions.

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Find Your Solution with RETTEW

Consistently ranked by Engineering News-Record as a Top 500 Design Firm, RETTEW has a big-picture understanding yet retains an eye for the smallest detail of every project. You can place your full confidence in our diverse team of engineers, environmental consultants, designers, surveyors, and other skilled specialists for demanding engineering consulting projects of all sizes in any market. Partner with us for your engineering consulting needs on your next project.

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RETTEW NEWS & INSIGHTS

  • RETTEW President & CEO Clayton Bubeck Named to CPBJ 300 and LVB 300 Lists

    August 05, 2026

    RETTEW is proud to announce our President & CEO, Clayton Bubeck, P.E., has been named to the CPBJ 300 and LVB 300 lists, two recognition programs honoring the most influential business leaders across Central Pennsylvania and the Greater Lehigh Valley. Launched by Central Penn Business Journal and Lehigh Valley Business, these recognition initiatives celebrate 300…

  • The Electrical Grid Wasn’t Built for This

    August 03, 2026

    The electrical grid that powers Pennsylvania, Ohio, West Virginia, and the rest of the country is, in many areas, nearing the end of its intended service life. Most of this infrastructure was built in the 1960s and 1970s, designed for a smaller population, a different mix of energy resources, and electricity demands that bear little…

  • How GIS Becomes the Single Source of Truth for Infrastructure Assets

    July 24, 2026

    The hardest part of managing infrastructure often isn’t the infrastructure itself. It’s the data surrounding it. Every project generates information from different sources. Survey crews, inspection reports, CAD drawings, GPS data, drone imagery, field notes, spreadsheets, legacy records, and sometimes paper maps that are decades old all feed into it. Over time, that information scatters…

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