| Altamont Gas Transmission Company | Identification of wetlands and riparian communities crossed by a proposed 620-mile gas pipeline route. Wetland delineation and preparation of protection measures/special procedures for wetland crossing construction and bank stabilization and revegetation mitigation plans. | Alberta/Montana border to southwestern Wyoming |
| Apollo Gold | Wetlands delineation, identification of hydrophytic species and mitigation plan preparation (Montana Tunnels Project). | Jefferson County, Montana |
| Bakken Marketlink | Wetland delineation and permitting and agency consultation on a 5-mile crude oil pipeline in eastern Montana. | Fallon County, Montana |
| Bakken ONEOK | Wetland delineation and mapping for a 210-mile pipeline in eastern Montana. | Richland, Wibaux, Fallon, Carter Counties, Montana |
| Bonneville Power Administration | Wetland and Waters of the U.S. delineation and mapping along 300-mile long electrical transmission route. | western Montana |
| Bison Engineering, Inc. | Waters of the U.S. delineation for Judith Gap Energy Wind Farm project. | Wheatland County, Montana |
| Chen-Northern, Inc. | Preparation of portions of EIS for large open-pit gold mine including review of riparian/wetland inventories and discussion of impacts and mitigation (Carlin Trend). | Northeastern Nevada |
| Colorado Hub Connection Pipeline | Delineation and permitting of all wetlands associated with construction of a 27-mile pipeline. | Rio Blanco County, Colorado |
| Conoco | Supervise erosion/sediment control and reclamation activities for pipeline replacement (Yellowstone Pipeline). | Near Helena, Montana and Spokane, Washington |
| Conoco | Supervise erosion/sediment control and reclamation activities (Seminoe Pipeline). | Near Lodge Grass, Montana |
| Encoal | Described and defined wetlands for proposed mild gasification demonstration project for U.S. Department of Energy. | Near Gillette, Wyoming |
| Envirocon | Wetlands delineation, vegetation mapping for Upper Blackfoot River Superfund Cleanup project. | Near Lincoln, Montana |
| Essex Environmental | Prepare stream and wetland restoration plan for natural gas pipeline (Pacific Gas and Electric, Gas Transmission Northwest). | Northern Idaho, eastern Washington and Oregon |
| Express Pipeline | Delineation of over 300 wetlands, preparation of 404 Permit application, mitigation planning, wetland reclamation and post-construction monitoring. | Alberta/Montana border to Casper, Wyoming |
| Exxon | Wetlands delineation at oil refinery. | Billings, Montana |
| Golden Sunlight Mines, Inc. | Identification of Waters of the U.S. for a large open-pit gold mine. | Southwestern Montana |
| Hydrometrics, Inc. | Assessment of streambank vegetation (in conjunction with a fisheries study) at a proposed open pit gold mine (Atlanta Mine). | West central Idaho |
| Idaho Gold Corporation | Wetlands delineation and mitigation planning for proposed open-pit gold mine. Involved design of both on-site and off-site mitigation areas. | Near Elk City, Idaho |
| Interstate 15 Highway | Completed wetlands delineation and mitigation planning for upgrade of I-15 between Conrad and Vaughn, Montana. | Cascade, Teton, and Pondera Counties, Montana |
| Kolowich Development | Wetlands reconnaissance for a proposed residential development project near Ridgway. | Ouray County, Colorado |
| Maxim Technologies | Wetlands delineation and functional assessment on 200+ miles of pipeline alternatives, preparation of 404(b)(1) showing (Yellowstone Pipeline - Bitterroot Range Project). | Western Montana, northern Idaho |
| Maxim Technologies | Waters of the U.S. delineation for expansion of an open-pit gold mine (Emigrant Mine). | Near Elko, Nevada |
| Meridian Minerals | Spring/seep studies and mitigation planning for underground coal mine. Considered impacts, proposed mitigation and monitoring plan for potential disruption of groundwater hydrology. | Bull Mountains, Montana |
| Mines Management, Inc. | Redelineate wetlands for a proposed copper/silver mine. | Lincoln County, Montana |
| Montana Army National Guard | Wetlands delineation at two training areas (Fort Harrison and Limestone Hills). | Lewis and Clark County and Broadwater County, Montana |
| Montana Department of Health and Environmental Sciences Water Quality Bureau | Statewide groundwater pollution and Environmental Sciences inventory identifying water quality impacts of mining, mineral fuels development and silvicultural practices (Statewide 208 projects, EPA funded). | Montana (Statewide) |
| Montana Department of Transportation | Wetlands delineation for highway improvements on Interstate-15 and Interstate-90. | Teton and Mineral Counties, Montana |
| Montana Natural Heritage Program | Preparation of a preliminary classification of plant communities in Montana, including riparian areas and wetlands. | Montana (Statewide) |
| Montana Resources | Wetlands and waters of the U.S. delineation and mapping for permit amendment application. | Silver Bow County, Montana |
| Nance Brown Fee Coal Properties | Evaluation of plant-soil moisture relationships (description of plant communities, relationship between communities, species and subirrigation and agricultural production) of a portion of the Tongue River Valley in southeastern Montana as part of a study identifying a potential alluvial valley floor. | Rosebud County, Montana |
| The Nature Conservancy | Description of riparian and wetland communities as components of comprehensive biological assessments and range surveys conducted on conservation easements in Montana and Wyoming. Properties evaluated included three sites on the Snake River in Jackson Hole, Wyoming; a prairie ecosystem near Ekalaka, Montana; Egan Slough, Loon Lake and Valley View Hills in northwestern Montana; Emigrant Creek, Boulder/ Yellowstone Rivers and Tom Miner Basin in southcentral Montana; Turner properties in southwestern Montana; and Peters and Staudenmeyer ranches near Red Rock Lakes Refuge in Centennial Valley in southwestern Montana near Montana/Idaho border. | Throughout Montana and Jackson Hole, Wyoming |
| Narco Bowdoin Pipeline | Completed wetland delineation and 404 permit application for a 19-mile gas line in north-central Montana. | Blaine County, Montana |
| Navajo Transitional Energy Company | Re-delineation of wetlands within mine boundary; design and implementation of wetland mitigation plan, including coordination with mitigation banks and the U.S. Army Corps of Engineers. | Big Horn County, Montana |
| Noranda Minerals Corporation | Wetlands delineation and mitigation planning for proposed underground gold mine. Mitigation planning involved extensive literature review and special considerations for this high elevation (subalpine-alpine) site (New World Mine). | Near Cooke City, Montana |
| Noranda Minerals Corporation | Participation in wetland delineation and mitigation planning for proposed underground copper/silver mine in the Cabinet Mountains (Montanore). Involved preparation of 404 permit application to Army Corps of Engineers. | Lincoln County, Montana |
| Norris Project | Wetlands baseline studies for proposed gold mine. | Madison County, Montana |
| OEA Research | Participation in riparian corridor inventory (vegetation and streambank stability); and development of alternative reclamation techniques to improve salmon spawning habitat. | Salmon River and tributaries, central Idaho |
| PG&E Gas Transmission Northwest | Prepare Resource Reports 6 and 7 of FERC Environmental Report, upland reclamation plan and wetland restoration plan for 2003 Pipeline Expansion Project. | Idaho, Washington, Oregon |
| Peabody Coal Company | Alluvial valley floor investigation conducted as part of comprehensive vegetation inventory for expansion of a surface coal mine (Big Sky Mine). | Rosebud County, Montana |
| Pentacore | Wetlands delineation at Transbas chemical facility. | Billings, Montana |
| PRC (Montana Army National Guard) | Wetlands surveys of Fort Harrison and Limestone Hills training areas. | Near Helena, Montana |
| RC Resources (formerly Sterling Mining) | Wetlands delineation, evaluation of alternatives and mitigation planning at proposed copper/silver mine and submittal of 404 permit application to the Army Corps of Engineers; redelineation of wetlands and preparation of revised 404 application (Rock Creek Project). | Sanders County, Montana |
| Revett Silver Company (Sterling Mining Company) | Wetlands re-delineation and field verification with Army Corps of Engineers at Rock Creek Project | Sanders County, Montana |
| Ridgway School | Wetlands delineation and 404 permit preparation for new school construction project. | Ouray County, Colorado |
| Sandfire Resources America, Inc. | Baseline Waters of the U.S. delineation, preparation of Individual 404 Permit for the U.S. Army Corps of Engineers; design and implementation of wetland monitoring and mitigation plans; annual wetland monitoring (Black Butte Copper Project). | Meagher County, Montana |
| Santa Fe Pacific | Conducted hydrophytic portions of baseline wetlands inventory. | Elkhorn Mountains, Montana |
| Schellinger Construction | Design and monitoring for wetland restoration project in accordance with U.S. Army Corps of Engineer requirements over a three year period. Site was successfully restored. | Jefferson County, Montana |
| Seven-Up Pete Joint Venture | Wetlands delineation and mitigation planning for proposed gold mine; included coordination with Army Corps of Engineers and Environmental Protection Agency personnel. Design and construction of wetland demonstration project. | Near Lincoln, Montana |
| Shell Mining Company | Preparation of a conceptual alluvial valley floor (AVF) reclamation plan utilizing baseline vegetation, agricultural, soils, hydrology and AVF data (Youngs Creek Project). | Big Horn County, Montana |
| Shell Mining Company | Wetlands delineation and mitigation planning for surface coal mine. Included preparation of Nationwide Permit No. 21 application and coordination with Army Corps of Engineers (North Rochelle Mine). | North Rochelle Mine, Campbell County, Wyoming |
| Sterling Mining Company | Prepare wetlands restoration plan, design and monitor two wetland demonstration sites. | Sanders County, Montana |
| Stillwater Mining Company | Wetlands delineation and preparation of 404 Permit application for proposed tailings impoundment, associated tailings lines, and county road reconstruction (Stillwater Mine). | Stillwater County, Montana |
| Stillwater Mining Company | Wetlands delineation and evaluation of impacts of proposed mine water disposal (East Boulder Mine). | Sweetgrass County, Montana |
| TC Energy | Delineation of wetlands across a 800-mile proposed pipeline route (Keystone XL). | Montana, South Dakota, Nebraska |
| Tetra Tech EM, Inc. | Aquatic macroinvertebrate inventory of potentially polluted wetlands near industrial rehabilitation sites. | Fergus County, Montana |
| Terracon | Wetland reconnaissance for a proposed commercial development near Havre. | Hill County, Montana |
| Terracon | Environmental protection plan for pipeline replacement sites in streams and wetlands; permitting, wetlands mitigation planning and shrub planting for pipeline replacement at a major stream crossing (Yellowstone Pipeline). | western Montana, eastern Washington |
| TERA Environmental Consultants | Environmental baseline inventories, FERC Environmental Report and associated federal, state and county permits for a natural gas pipeline project (Georgia Straight Project, GSX). | Whatcom and San Juan Counties, Washington |
| Thomas, Dean & Hoskins | Compensatory wetland mitigation plan for proposed development on north shore Flathead Lake | Flathead County, Montana |
| Tongue River Railroad | Initial Waters of the U.S. inventory and preparation of conceptual habitat mitigation and monitoring plan for 116 miles of proposed railroad construction. | Custer, Rosebud and Big Horn Counties, Montana |
| Triton Coal Company | Wetlands delineation and mitigation planning for surface coal mine; preparation of Nationwide Permit No. 21 application and coordination with Army Corps of Engineers. Included revegetation design for reconstructed drainages, playas and permanent impoundments (Buckskin Mine). | Campbell County, Wyoming |
| Tuscarora Gas Transmission Company | Mitigation planning and restoration supervision at wetlands and stream crossings intersected by a 230-mile long pipeline and laterals. | Southern Oregon/northern California border to Reno, Nevada |
| Vidler Water Company | Waters of the U.S. delineation for water supply pipeline project north of Reno. | Washoe County, Nevada |
| Western Energy Company | Investigation and description of woody draw communities for preparation of revegetation success standards at surface coal mine (Colstrip). | Rosebud County, Montana |
| Westmoreland Resources | Vegetation inventory of riparian drainages to assess potential effects of nearby Absaloka surface coal mine. | Big Horn County, Montana |
| Zortman Mining Company | Wetlands delineation in prairie/mountain ecosystem for open-pit gold mine; includes coordination with Army Corps of Engineers and Environmental Protection Agency. | Little Rocky Mountains, northcentral Montana |
