Our Team

Senior Management

Mark S. Laska, PhD

Founder & President

Mark's Favorite Ecosystem
New World Tropical Rainforests

Jessa Spainhower

Vice President of Operations

Jessa's (Former) Hobby
Improv Comedy

Joshua D. Eldridge, MS

Mountain Regional Director

Joshua's Catch Phrase
Good work leads to more work

Jill McGrady, PhD

Western Regional Director

Jill's Superpower
Green Thumb

Technical Staff

Justin Apfel

Associate Ecologist

Justin's Favorite Outdoor Activity

Jonathan Appelbaum, MESM

Senior Ecologist

Jonathan's Favorite Weekend Activity
Volunteering with Non-Profits
Alejandro Baladrón, MAS

Senior Ecologist & Hydrologist

Alejandro's Favorite Travel Destination
Upper Valley of Lozoya - Spain
Rex Bergamini, PhD

Senior Biologist

Rex's Favorite National Park
Islas del Golfo de California Biosphere Reserve

Meghan Bowen, MESM

Associate Ecologist

Meghan's Secret Skill
Weaving with her loom

Cate Collinson, P Biol

Associate Ecologist

Cate's Favorite National Park
Banff National Park

Ellie Garza, PLA

Associate Landscape Architect

Ellie's Favorite Place to Camp
Roosevelt National Forest

Graham Glass


Graham's Favorite Hike
Cirque of the Towers to Fremont Trail Loop - Wyoming

Emily Hazelwood, MAS


Emily's Favorite Ecosystem
California Kelp Forest
Justin Heyerdahl, MESM

Associate Ecologist

Justin's Favorite Hobby
Growing Exotic Blue Hibiscus

Thea Lemberger, MS


Thea's Favorite Ecosystem
Daintree Rainforest

Beyhan T. Maybach, PhD

Senior Ecologist

Beyhan's Favorite Ecosystem
Tropical & Temperate Rainforest

Elias Potashov, MCRS

Associate Ecologist

Elias' Leisurely Interest
Zabe Premo, MS


Zabe's Secret Skill
Whale Facts
Natalie Smith


Natalie's Secret Skill
Vegetable Gardening
David Yozzo, PhD

Senior Ecologist

David's Favorite Ecosystem
Tidal Freshwater Marshes


Nick Buhbe, MS

Senior Ecologist

Nick's Favorite Activity
Anything with saltwater, except surfing!
Rocky Chase

Senior Ecologist

Rocky's Favorite Outdoor Activity
Riding ATVs to Job Sites
Adam Domanski, PhD

Environmental Economist

Adam's Favorite Outdoor Activity
Backcountry Skiing
Evan Gerber

Real Estate Professional

Evan's Ecological Affiliation
US Green Building Council

Jon Green

Senior Ecologist

Jon's Most Remote Travel
Lake Baikal, Siberia, Russia
Morgan Halane


Morgan's Favorite Outdoor Activity
Visiting National Parks
Sarah Hardy


Sarah's Favorite Place to Hike
Ecuadorian Andes
Mitch Jenkins, MS

Senior Ecologist

Mitch's Favorite Place to Hike
Idaho Backcountry

Robert Kurkjian, PhD

Senior Environmental Scientist

Robert's Secret Skill
Publishing Travel Guides
Phil Rosenberg, PG


Phil's Favorite Hobby
Sport Fishing
Amber Sparks, MAS


Amber's Favorite Place to Dive
Underneath Oil Rigs

Operations Staff

Liz Clift, MFA

Copy Editor

Liz's Favorite Hike
Chain Lakes Trail

Lilia Gavrilenko, MS


Lilia's Favorite Travel Destination
Europe, especially Russia

Davis Ladd

Marketing & Sales Manager

Davis' Favorite Travel Destination
Northern Arizona