Karla Gallina, BS, PWS, CERP

Owner/Senior Biologist

  • Overview
  • Volunteer
  • Conferences
  • Professional Groups

Mrs. Gallina has a BS degree in environmental science with a concentration in natural resources from Paul Smith’s College in New York. She is a PWS (#2340) certified through the SWS PCP and CERP (#0161) certified through the SER CERP program. Mrs. Gallina has experience managing and coordinating projects, conducting biological critical area assessments, identifying and delineating wetlands, performing wildlife surveys, preparing technical reports, mitigation design, and generating figures and maps using AutoCAD. She has been working as a wetland professional with ATSI since January 2008. Her prior experience includes work as a forest surveyor, environmental/pathology laboratory technician, and fisheries biology technician.

  • 2010-Present: Whatcom County North Rotary Club Career Choices Presenter
  • 2013-2015: Whatcom County Amphibian Monitoring Program
  • SWS PNW chapter treasurer and co-secretary
  • SWS PCP certification committee
  • 2019: SWS, Baltimore, MD
  • 2018: SWS PNW SER NW, Spokane, WA
  • 2018: SWS, Denver, CO
  • 2015: SWS PNW, Olympia, WA
    • Organizing committee and special events committee chair
  • 2015: CMER WA State Forest Practices Adaptive Management Program Research Conference, Olympia, WA
  • 2015: State of the Bay, Bellingham, WA
  • 2014: SWS JASM, Portland, OR
    • Exhibitor, organizing committee and social, 5k run, & mentor
  • 2013: SWS, Duluth, MN
  • 2012: SWS PNW East or West Water Defines Us All, Boise, ID
    • Organizing committee and registration
  • 2010: SWS PNW Isolated Wetlands…Discovering Connections, Bellingham, WA
    • Organizing committee, audio/visual and technical support, publicity, social & talent show, & volunteer coordination
  • 2008: SWS Wetlands & Global Climate Change, Portland, OR
  • 2007 & 2006: Nooksack Recovery Team Salmon Summit, Bellingham, WA
  • 2015-Present: Wetland Study Group/Club, Bellingham, WA
    • Topics include contractors, drones, beavers, hydrology, soils, vegetation, wetland rating system, & mitigation.
  • 2008-Present: Wetland Professional Group, Bellingham, WA

Tony Gallina, BA

Operations Manager

  • Overview
  • Volunteer
  • Conferences
  • Professional Groups

Mr. Gallina has a BA degree in psychology with a minor in sociology from Western Washington University.  His prior experience includes work in direct sales, property services, retail management, and commercial management. Mr. Gallina joined the ATSI team in July 2020 as the Operations Manager.

Olin Anderson, MLA


  • Overview
  • Volunteer
  • Conferences
  • Professional Groups

Mr. Anderson received a Master’s in landscape architecture from the University of Illinois, a BS in geography from Northern Illinois University, and a Certificate in wetland delineation from Skagit Valley College. His career has emphasized design, habitat restoration, landscape ecology, wetlands, water quality, salmonid fisheries, and planning. Joining ATSI in December 2019 as a Biologist, he is proud to be a part of an ambitious, growing firm with a strong presence in the Pacific Northwest. Olin brings an array of skills such as GIS, CAD, technical writing, client relations, public speaking, grants, and working with Native Tribes. Restoring natural landscapes and expanding ecological function in our built environment drive his passion.

  • 2019-2020: Whatcom Land Trust, wetland assessment for project site
  • 2018-Present: City of Bellingham, Lake Whatcom Watershed Advisory Committee
  • 2017-2019: Sustainable Connections, Spring Eco-Home and Landscape Tour
  • 2014 & 2015: River Restoration Northwest, Skamania, WA
  • 2013: Resilient Landscapes: Planning for Flood, Drought and Fire. Soil and Water Conservation Society, Reno, NV (Poster presentation)
  • 2013: National Congress of American Indians, Mid-Year Conference, Reno, NV (Joint presentation on climate change adaptation)
  • 2012: USEPA Region 9 Tribal Conference, San Francisco, CA
  • 2011: USEPA Tribal Water Quality Conference, Santa Fe, NM
  • 2009: San Francisco Flower and Garden Show, San Mateo, CA (Demonstration garden of an ecological landscape)
  • 2020: Wetland Study Group/Club, Bellingham, WA

Steven Walker, BS

Associate Biologist

  • Overview
  • Volunteer
  • Conferences
  • Professional Groups

Mr. Walker received a Bachelor of Applied Science in environmental conservation, Certificate in wetland delineation, and Certificate in environmental conservation studies from Skagit Valley College. He has experience performing native and non-native plant identification and monitoring, soil analysis, biostatistical analysis, writing monitoring reports, scientific papers, and grants, and mapping  using GIS. Mr. Walker joined the ATSI team in March 2020 as an Associate Biologist.

  • 2017-Present: Skagit Land Trust
  • 2017: Fidalgo Shoreline Academy, Anacortes, WA
  • 2020: Wetland Study Group/Club, Bellingham, WA

ATSI encourages and supports each of its team members to continuously grow their knowledge in the environmental, ecological, and biological fields beyond their formal education. Each year, ATSI team members participate in classes, training, workshops, webinars, and meetups to expand their expertise and better serve their clients.