Provides plant science consulting and research services related to plant health and performance in natural and cultivated environments. California, USA.

Professional aquatic and terrestrial ecological consultants. Specializing in assessment, compliance support, special studies, threatened and endangered species, laboratory services, and resource management. (Colorado, USA).

Consultant in tropical ecology, with applications to development projects. Offers knowledge in agroforestry and ecophysiology of rainforests, pressures on ecosystems, indigenous people and forests. Based in Hamburg, Germany.

Establishes and manages wetlands and wildlife habitat through mitigation banking and public and private restoration projects. California, USA.

Ecological consulting services for public agencies and private companies. Location California (USA); projects worldwide.

Highland Ecology consultants carry out a wide range of ecological and environmental work in the UK. Leading experts in NVC and have a variety of specialist consultants able to carry out surveys for invertebrates, lichens, birds, mammals, fungi, and bryophytes.

Ecological consultant specializing in upland and wetland restoration and creation, bioengineering, and wildlife research. New York, USA.

Specialists in environmental consultancy, wildlife conservation, data analysis and logistical support. Based in UK.

Consulting Engineers and Biologists in soil bioengineering: solutions to counter river erosion and hillside soil erosion using living plants. Based in Lyon, France.

Terrestrial and aquatic ecological surveys, with particular emphasis on endangered mussel surveys and translocations. Ohio, USA.

Nonprofit organization that conducts applied landscape-scale conservation research and provides technical expertise for conservation projects and nonprofit institutions. Idaho, USA.

Professional consulting services supporting ecosystem management, inventory, and research. Location: Ontario, Canada.

Independent ecological consultancy covering Scotland and Northern England. Provides a wide range of ecological survey, consultancy and management services to the public and private sectors.

A small ecological consultancy specialising in ecological survey in Scotland. NVC and Phase 1 surveys; monitoring woodland regeneration, levels of grazing, and browsing, and Ecological Restoration projects.

Small business engaged in conducting ecological research in collaboration with academic researchers. Based in USA.

Ecologists and botanists offer consulting including ecological classifications of landscapes, stream/wetland/riparian mapping and monitoring, water quality assessments (TMDLs), GIS applications, and expert testimony for NRDAs. Based in Utah.

Environmental consulting services focused on ecological resource protection and green infrastructure planning. Florida, USA.

Invertebrate and ecological surveying; environmental education and training. Location: Cheshire, UK.

Ecological consulting services in East and South-East Asia. Based in Hong Kong.

Pierre Binggeli is an international consultant. Areas of expertise include ecology, control of invasive plants, forest silviculture and plantation forestry, vegetation succession, environmental history, tree autecology and biology.

Island management and research services: island restoration, species management, monitoring, training. Based in Wellington, New Zealand. Scope is international.

Consulting services throughout Australia.

UK consultants offer service in habitat management, wildlife mitigation schemes, pond creation and management, invasive weed control, bank stabilisation, and related.

Offer wetland delineations and protected species surveys, as well as regulatory training for wetland delineation and Endangered Species Act interagency consultations. Located in Charleston, South Carolina, USA.

Offers services in stream assessments, wetland delineations, constructing mitigation wetlands, environmental assessments and permitting, and ecological restoration. Based in Grove City, Pennsylvania, USA.

Conservation and ecological consulting, UK.

Specialists in conservation, offering services including natural resource inventories and planning for endangered and nongame wildlife management. Based on the US Delmarva Peninsula.

Offers ecological surveys and assessments. Based in Banbury, Oxfordshire, England. Qualifications information, description of services offered, and client list.

Offers services including wetland restoration and habitat enhancement, habitat and biological surveys, environmental planning and permitting, natural resource damage assessment and ecological risk assessment. Offices in New York and Arizona.

Offers habitat preservation and conservation planning, long-range planning services for community sustainable development, stormwater management consulting, and related services. Santa Barbara, California.

A specialist consultancy for modelling pesticide fate and environmental processes.

Based in Tucson, Arizona, offers ecological and archeological consulting, including wildlife and cultural resources surveys. Client list, details of past projects, and other information.

Company offers advice on and services to assist with endangered species, wetlands, prairie dogs.Located in Littleton, Colorado (Denver area) and Grand Junction, Colorado.

Describes capabilities and offers expert services in ecological surveys, environmental impact assessment, and mitigation and monitoring. Based in Bath, England.

UK consultancy lists the wildlife-related services it offers.