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Ad Astra Collaborative, LLC (Ad Astra) is a joint venture formed by three firms whose leaders have been working together for more than 30 years. Affinis, Vireo, and Water Resources Solutions each provide different aspects of civil engineering and environmental design solutions, bringing a comprehensive set of skills and experience to clients. Core capabilities include traditional hardscape solutions for water resource management, storm water management, retaining walls, and roadway design, plus green solutions through landscape architecture, eco-restorat

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