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RRT is a nationally recognized leading engineering and construction company building solid waste processing and recycling facilities, power generation plants, waste-to-energy facilities and organics recovery projects. Our plant operations and materials marketing experience is applied to every project resulting in efficient and effective business results for our customers. Our multi-disciplined engineering teams and construction professionals have designed and built over 400 fully integrated projects featuring advanced technologies for the recovery of materials and energy resources such as single stream recycling, engineered fuel preparation plants, ash handling and metals recovery, e-scrap processing and wastewater solids management. RRT SIGMA Engineering is the power engineering division of RRT with a focus in conventional power, renewable energy and waste to energy featuring our competencies in mechanical engineering, electrical engineering, I&C engineering and civil structural/architectural engineering. Serving the power industry, clients benefit from our specialized expertise in gas turbine plants, combined heat & power plants, 316b, fuel cells, battery storage and microgrids. We support plant operators with arc flash analyses, outage management support, power plant upgrade studies, efficiency/parasitic load studies, plant structural and performance modifications and high and medium voltage systems modifications.

RRT Design & Construction Questions

The RRT Design & Construction annual revenue was $11.2 million in 2026.

Nathiel Egosi is the President of RRT Design & Construction.

41 people are employed at RRT Design & Construction.

RRT Design & Construction is based in Melville, New York.

The NAICS codes for RRT Design & Construction are [221, 541, 22, 54].

The SIC codes for RRT Design & Construction are [49, 87].

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