Our People

man in a black jacket and blue hat sitting on a boat
Mark S. Laska, PhD

Founder & President


Mark's Favorite Ecosystem
New World Tropical Rainforests

woman wearing black jacket and black beaning smiling
Jessa Spainhower

Vice President of Operations


Jessa's (Former) Hobby
Improv Comedy

Photo of man in black jacket, grey pants, and hat standing on top of a mountain
Joshua D. Eldridge, MS

Mountain Regional Director


Joshua's Catch Phrase
Good work leads to more work

Bio photo 2
Jill McGrady, PhD

Western Regional Director


Jill's Superpower
Green Thumb

Bio photo
Alejandro Baladrón, MAS

Senior Ecologist & Hydrologist


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

Senior Ecologist


Rex's Favorite National Park
Islas del Golfo de California Biosphere Reserve
Nick B for website
Nick Buhbe, MS

Senior Ecologist


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

Senior Ecologist


Rocky's Favorite Outdoor Activity
Riding ATVs to Job Sites
A white women in blue shorts and a white shirt, wearing an orange hydration vest runs toward the camera
Esa Crumb, MS

Senior Ecologist


Esa's Favorite Plant
Elephanthead Lousewort

Bio photo
Mitch Jenkins, MS

Senior Ecologist


Mitch's Favorite Place to Hike
Idaho Backcountry
Bio Photo
Andrew Keller, MS

Senior Ecologist


Andrew's Favorite Weekend Activity
Restoring his historic adobe home

woman in blue jacket and blue beanie wearing a backpack hiking in the snow
Beyhan T. Maybach, PhD

Senior Ecologist


Beyhan's Favorite Ecosystem
Tropical & Temperate Rainforest
man in black jacket and black beanie holding a fish and fishing pole
David Yozzo, PhD

Senior Ecologist


David's Favorite Ecosystem
Tidal Freshwater Marshes
Bio photo
Robert Kurkjian, PhD

Senior Environmental Scientist


Robert's Secret Skill
Publishing Travel Guides
Evan Gerber Resume website
Evan Gerber

Real Estate Professional


Evan's Ecological Affiliation
US Green Building Council
Bio Photo 2
Phil Rosenberg, PG

Consultant


Phil's Favorite Hobby
Sport Fishing
Bio photo
Meghan Bowen, MESM

Associate Ecologist


Meghan's Secret Skill
Weaving with her loom

Woman in blue jacket with blue headband holding flower and smiling
Cate Collinson, P Biol

Associate Ecologist


Cate's Favorite National Park
Banff National Park

Woman in blue t-shirt and work gloves at campsite
Ellie Garza, PLA

Associate Landscape Architect


Ellie's Favorite Place to Camp
Roosevelt National Forest

man in a blue shirt, grey hat, and sunglasses holding a fish
Justin Apfel

Ecologist


Justin's Favorite Outdoor Activity
Fishing

woman in an oragne jacket and tan hat smiling
Emily Hazelwood, MAS

Ecologist


Emily's Favorite Ecosystem
California Kelp Forest
Man on one knee with outstretched arms wearing a blue polo shirt and grey shorts
Justin Heyerdahl, MESM

Ecologist


Justin's Favorite Hobby
Growing Exotic Blue Hibiscus

Bio photo
Madelyn Roycroft, MS

Ecologist


Madelyn's Indoor Hobby
Brewing kombucha & ginger beer
woman in scuba gear under water next to coral
Amber Sparks, MAS

Ecologist


Amber's Favorite Place to Dive
Underneath Oil Rigs
Woman in blue shirt with backpack and smiling
Liz Clift, MFA

Copy Editor


Liz's Favorite Hike
Chain Lakes Trail

woman wearing grey jacket and blue backpack smiling
Lilia Gavrilenko, MS

Controller


Lilia's Favorite Travel Destination
Europe, especially Russia

Bio photo 2
Davis Ladd

Marketing & Sales Manager


Davis' Favorite Travel Destination
Northern Arizona

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Grant Spiegel

Business Development Associate


Grant's Secret Skill
Producing Music