BL Companies provides integrated services including — architecture, engineering, environmental sciences, land surveying, landscape architecture, planning, transportation engineering, structural engineering, MEP engineering and subsurface utility engineering — to clients in Connecticut, New York, Maryland, Pennsylvania and throughout New England. The diversity of our services, projects, corporate atmosphere and seven locations help us offer and maintain a high quality degree of service and passion for our projects.

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Environmental issues, whether contamination or resource assessments, often shape a project’s schedule or budget. They may even control the feasibility of the project. BL Companies offers a complete range of environmental science resources, combined with technical knowledge and expertise, to develop creative, cost–effective, responsible solutions that bring a client’s project to completion. Our diverse expertise in transaction–based problem solving, assessing and securing environmental permits, and navigating the myriad of environmental resource assessment and permitting issues provides our clients with a single resource for environmental needs typically not found under one roof.

BL Companies offers a complete range of environmental services. We specialize in:

  • ASTM 1527–05 Phase I environmental site assessments
  • Phase II and III site assessments
  • Site remediation and closure
  • UST/AST compliance
  • Geophysical surveys
  • Hazardous building materials inspections
  • Wastewater discharge permits
  • Stormwater, coastal and marine permits
  • Water supply development; aquifer testing
  • Water quality testing and monitoring
  • Water diversion permits
  • Brownfield redevelopment
  • NEPA and state program compliance
  • Wetland delineations and mitigations
  • Watershed inspections and hydrologic budgets
  • Fish, wildlife and endangered species studies
  • Environmental restorations
  • Archaeological and historic architecture surveys
  • National Historic Preservation Act Compliance

The Environmental Sciences Group at BL Companies have substantial experience performing single–site to multi–site assessments for a wide array of public and private clients. Based on the needs of each project, we bring together a group of professionals from various environmental disciplines to address the needs of the client and the project. We understand the complexity and time sensitivity issues and can grasp a client’s objectives, identify problems, solve critical site issues and provide solutions.

BL Companies has more than 30 environmental professionals including registered professional geologists, licensed environmental professionals, certified ecologists, professional wetland scientists, registered professional archaeologists and certified planners.

Contact: Mark Koellner, PG, Principal, Environmental Sciences

“We must recognize that we’re all part of a web of life around the world. Anytime you extinguish a species, the consequences are serious.”
— Gaylord Nelson, US Senator; principal founder of Earth Day