We help industrial leaders navigate complex environmental challenges with practical, science-driven solutions. From specialty chemical manufacturers to aerospace, electronics, and advanced materials operations, our team delivers regulatory guidance, site assessments, and sustainable strategies that keep your operations compliant, efficient, and forward-looking. Whether managing active manufacturing, waste streams, or innovative production processes, we bring technical expertise and a problem-solving approach to every project. Clients we work for include:

We partner with government and public-sector clients to deliver smart solutions that meet complex regulatory, operational, and sustainability goals. Our team supports local, state, tribal, and federal agencies, defense and aerospace installations, and regulatory bodies with services that range from site assessment and permitting to resource management and compliance oversight. By combining technical expertise with clear, actionable guidance, we help public organizations achieve results efficiently, responsibly, and confidently.

We equip law firms with precise environmental analysis and expert testimony that strengthens litigation strategies. By turning complex data into clear, evidence-based insights, we help attorneys build cases with confidence and clarity. Our team partners with attorneys to support litigation, regulatory compliance, and strategic decision-making, delivering solutions grounded in rigorous science and practical experience.

We provide forward-thinking environmental and technical expertise for the energy sector, supporting projects across refineries, petrochemical plants, service stations, petroleum storage tank farms, and manufactured gas plants, as well as emerging renewable energy sites like wind and solar farms. Our multidisciplinary team applies science-driven solutions to help energy companies manage risk, ensure compliance, and optimize operations—delivering practical results with precision, insight, and integrity.

We partner with the mining industry to provide hands-on environmental expertise for every stage of operations—active, restored, or aggregate-focused. Our approach combines deep knowledge, practical experience, and innovative thinking to drive efficient, compliant, and sustainable outcomes.

Successful land use and development projects begin with a clear understanding of environmental conditions. Our team helps developers, planners, and investors evaluate environmental constraints early, manage risk, and move projects forward with confidence. By combining rigorous science with practical insight, we identify solutions that balance environmental responsibility with project feasibility, and support informed decision-making that protects project timelines and long-term value.

GLA supports landfill operators and hazardous waste managers by providing regulatory, scientific, and engineering solutions at hazardous and municipal solid waste landfills, land disposal units, mixed-waste landfills, technologically enhanced naturally occurring radioactive material (TENORM) sites, and waste isolation facilities. By combining technical rigor with a deep understanding of regulatory and operational challenges, we help clients manage complex environmental risks confidently and efficiently.

We provide agriculture and agrichemical clients with expert environmental consulting that blends rigorous science with practical solutions. Our team delivers actionable insights on water resources, soil management, and regulatory compliance, helping clients advance sustainable operations, manage risk, and optimize productivity with confidence.

GLA has 35 years of experience at Superfund sites, working with stakeholders, regulatory agencies, potentially responsible parties, and attorneys to mitigate risks to human health and the environment at Superfund sites. We are accustomed to the challenges common to cleanup and closure activities in both urban and rural areas. Sites include chemical storage and recycling facilities, refineries, wood-treating facilities, unknown solvent releases, abandoned mines and smelters, and plating operations.