SLM certificate holders
Below is a listing of individuals, sorted by their company name, who have earned the Sustainable Landscape Management certificate. These individuals have successfully completed a four-hour training class and a 50-question exam on sustainable maintenance practices.
A-1 Organics (800 776-1644)
Jess Anderson
Kassi Bernhardt
Adams Twelve Five Star Schools (720 972-4266)
Nathaniel Dreher
Tyler Frankish
Tommy Frikken
Ryan Gargano
Bret Lynch
Royce Monroe
Shannon Oliver
Joshua Wolf
All Phase Landscape (303 360-0606)
Levi Kowalenko
Shelley Kowalenko
Timothy Oldham, CLT
All Purpose Landscaping (719 312-7910)
Kaleb Barron
Derick Kelso
Jordan Stemas
Alpine Gardens (970 226-2296)
Kody Bjorlow
Elizabeth Goodman
Kris Nylander
Anna Redfox
David Vandam
Althea Winslow
Jeremy Youngblood
American Design and Landscape (303 841-2820)
Shea Bednarchik
Steve Bednarchik
Jesus Guerrero
Mike Morris
Tia Mower
Zane Norris
Kristina Smith-Becker
Jim Vogt
Travis Welch
Mike Wilson
AM Woodland Outdoor Design
Bryan Knigge
Arbor Valley Nursery (303 654-1682)
John Jacobs
Arrowhead Landscape Services (303 432-8282)
Robert Busby
David Dorsey
Dale Draper
Branden Freiner
Dylan Goodman
Seth Leggett
Brian Levins
Scott McGarrity
Andrew Mennitt
Uriel Nunez
Gian Panicucci
Kyle Miller
Josh Walker
Craig Watkins
Artistic Escapes, LLC (970 817-4901)
Elijah Henager
Artscapes Landscape & Design (303 929-3388)
Matt Whitfield
Aurora Public Schools (303 367-3000)
Alexander Arrroyo-Marrero
Hayden Barner
TJ Christensen
Michael Goetz
Ron Gries, CLT
Steve Hardin
Alex Hawn
Fred Hesser
Ryan Hutchison
Gabriel Moreno
Adam Lassen
Taylor Law
Jarrod McChesney
Landon Niblo
Jesus Orozco-Silerio
Anthony Sanchez, CLT
Rob Sus
Clinton Thomas
Brandon Velikaneye
Ronald Williams
Bob Williamson
AY Landscaping, LLC (719 491-2830)
Antonio Salinas-Sanchez
Bearss Landscaping, Inc. (719 395-6737)
Anneliese DeKam
Beautiful Borders (303-345-7869)
Kyle Weber
Bloom Floralscapes (720-635-9007)
Emilie Hudson
Cindy McCord
Blue Spruce Horticulture (970 481-9788)
Stuart Shoemaker
Bookcliff Gardens (970 242-7769)
Joe Condotti
Luke Jorgensen
Russell Swanson
Brightview Landscape Services (303 841-8400)
Michael Kompinski
Marcia Pryor
Adam Thompson
Lyn Verretta
Bristlecone Gardening, LLC (303 859-3971)
Cynthia Allen
Brown's Greens
Michelle Rodriguez
Bullard Tree and Garden (970 880-0132)
Forrest Bullard
Castle Rock Water (720 733-6027)
Linda Gould
Rick Schultz
Centennial Water and Sanitation District (303 791-2185)
Marc Anthony DiPlacido
Thomas Riggle
Lauren Stigers
Quinn Voeglie
Ryleigh Woodall
Ceres Landcare (970 328-6080)
Angela Pinnere
City of Aurora Parks (303 326-8401)
Nick Anderson
Rick Anderson
Kirk Barber
Travis Behrens
Gerardo Caballero
Clemente Carrillo
Luis Castellanos
Sean Comet
John DeCunzo
Taylor Disney
Brent Delehoy
Efren Escamilla
Ryan Fox
Ken Franc
Karah Groth
Adam Haas
Russell Harmes
Michael Harrah
Eli Holt
Orion Johnson
Matt Koopman
Matt Krebsbach, CLT
Will Kruckeberg
Jeff Larsen
Kimani Magee
Dominic Masciotro
Terry Marshall
Marshall Martinez
Nate Maycheco
Brian Mayer
Tanner Means
Tyler Moshier
Kelemani Ngungutau
Jared Oelmann
Daniel Payson
Justin Pearson
Ryan Pipkin
Alyssa Power
Jermaine Pullman
Logan Peck
Jonathan Rogers
Tanya Romero
Terri Roth
Ashtyn Rose
Carlos Sanchez
Ivan Sanchez
Juan Sanchez
Craig Scholle
Debra Silkotch
Sovung Soth
Casey Studer
Robert Turner
Joe Van Holbeck
Gabriel Vargas
Nancy Villalta
Jana Whisler
Allen White
Mason Zastrow
Anna Zech
City of Boulder (303 413-7115)
Andrew Baker
Moreno Botelho
Dennis Duplessis
Nick Haupt
John Falkenberg
Melissa Friese
Jonathan Kapaun
Joshua Merrill
Kendall Raleigh
Simon Stec
Leroy Woodell
City and County of Broomfield (303 464-5626)
Kevin Ewerks
Brittany Jensen
Hannah Smith
City of Cherry Hills Village (303-783-2744)
Hans Kaufenberg
Ryan Outinen
City of Colorado Springs (719 499-9748)
Jarod Clayton
City of Commerce City Parks Department (303 289-8113)
Rogelio Moncada
Grant Pollock
Daniel Price
Vicente Torres
City and County of Denver (720 913-0642)
Molly Merchent
Eddie Fischer
Sabrina Kershman
City of Evans (970 475-1180)
Joel Arteaga
Matthew Gonzales
Justine Schoenbacher
City of Fort Collins (970 416-2063)
Katie Collins
Drew Crecca
Anthony Cruz
Thomas-Justin Garcia
Mark Hiatt
Katie Markstein
Cory Neil
Eric Olson
Dean Pearson
Samantha Sisson
Meg Simonds
Sam Watson
City of Golden - Parks and Recreation Department (303 384-8194)
Lennon Jobin
City of Greeley (970 350-9874)
Caleb Billings
Dave Anderson
Kevin Hartley, CLT
Rita Jokerst
Morgan Murphy
Margarita Padilla
Jake Robinson
Ruth Quade
Pam Wright
City of Greenwood Village (303 708-6158)
Charlie Ampe
James J. Balazs
Patricia Bugh
Jason Bulmer
Ryan Coughlin
Christopher Hackett, CLT
Jacob Hammer
David Jarrett Jr.
Dana Jewell
Tara Jordan
Dakota Martin
Anthony Martinez
Mike McKanna
Ian Newell
Tanner Wilde
City of Laramie, Parks Department (307 721-5268)
Loni Wilson
City of Steamboat Springs (970-871-7025)
Timo Kaempfen
Stosh Kopczynski
City of Thornton (303 255-7873)
Nancy Bierkarck
Brian Van Arsdale, CLT
Jason May, CLT, CLIA
Leni R. Vaimagalo, CLT
Kelsa Warner
City of Westminster Parks Department (303 658-2558)
Tlaloc Alcala
Bryce Anderson
Chris Borchers
Dirk Coleman
Kaitlyn Curtis
Mollie Fendley
Scott Gesling
Kyle Hankins
Jett Hurley
Andy Jacobs
Stephanie Johns
Will Leo
Kris Pancoast
Alex Reiter
Bob Schmidt
Kahai Sibley
Aaron Stafford
Cody Stand
City of Westminster Public Works (303 658-2186) Bret Eastberg
Becky Zyzak
Clarke and Co. (970 241-5317)
Dylan Evans
Amie Salazar
CoCal Landscape Services, Inc. (303 399-7877)
Sarah Dominguez
Vickie Garcia
Kelly Jimenez
TJ Loera
Melissa Kampas
Carlos Medrano
Martin Medrano
Stacy Parcell
Jazzy Rodriguez
Matthew Rodriguez
Sergio Rojas
Javier Suarez
ColoradoScapes, Inc.
Randy Cox
Carlos Esquivel
Luis Estrada
Josh Nicholas
Ben Randall
Colorado Springs Utilities (719 448-4800)
Lisa Pace
Colorado Sprinkler Repair (303 517-9368)
Fernando Compean
Colorado State University (970 491-8727)
Nicole Bartron
Sydney Becker
William Cejka
Ciera Clawson
Sam Grauberger
Brennan Lang
Susan Philips
Cassidy Reel
Ron Robbins
August Slaughter
Izzy Ter Kuile
Nathan Whitehead
Drew Womble
Colorado Stoneworks Landscaping LLC (719 538-6016)
Jonathan Campbell, CLT
Kevin Ridenour
Colorado Water Conservation Board
Sam Stein
Columbine Health System (970 482-0198)
Mary Kemmer
CPS Distributors (303 394-6040)
Jon Findley
Curtis Manning Design (720 635-9398)
Curtis Manning
Daly Property Services (970 927-2430)
Kaden Brunk
Julian Smith
Josh Walker
DBC Irrigation Supply (303 295-1777)
Spencer Jordan
Denver Commercial Property Services (303 944-6208)
Michael Brown
Priscilla Hernandez
Greg Kamprath
Thomas Kay
Dan Leuenberger
Ron Marchelletta
Ross Morrison
Nicole Nichelson
Denver Streets LLC (303 903-1427)
Susan Fry
Denver Water (303 893-2444)
Austin Krcmarik
Bea Stratton
Designs By Sundown (303 789-4400)
Justin McWhorter
Designscapes Colorado (303 721-9003)
Char Chacon
Jeff Colon
Juan Cruz
Jake Dannenberg
Tom Eddy
Alex Emerson
Will Hartill
Johnny Jimenez
Diggable Designs Landscape Construction (303 525-9595)
Josh Bubin
Sam Krause
Tighe Neighbors
Carlos Ortiz
Remi Petit
Mason Reid
Zac Weiss
Christopher Wightman
Olivia Wylie
Earth Expressions Landscape and Maintenance (719 270-0809)
Pamela Gilpatric
Matthew Graham
Kyle Katsos
Joshua White
Earth Songs Gardening (970 949-1714)
Cheryl Phillips
Efficient Lawns of Colorado (970 221-1606)
Scott Carpenter
Elevate Landscapes (719 985-1421)
Jeremy Briggs
Heather Crittenden
Michael Fariss
Timothy Hummel
Josh Pell
Emerson Outdoor Design (303 378-7664)
Lisa Emerson
Energyscapes LLC (720 245-8222)
Austin Evans
Environmental Designs, Inc. (303 287-9113)
Layli Alston
Anthony Arizmendi
Joseph Bloom
Connor Burgwald
Adam Cole
Stephen Dappen
Roberto DeLuna
Tom Eudaley
Lyle Fair, CLT
Chason Geister
Dan Gorman
Randy Hiraki
Michael Hoefer
James Johnson
Jason Johnson
Amber Miller
Ross Morrison
Kris Olsen
Donovan Ryan
Frankie SanJuan
Cheryl Sheehan
Kyle Trembley
Agustin Vazquez
Matt Ward
Floral Culture, LLC (303 956-6538)
Ellen Becker
Foley Boyz Lawn Care LLC (303 901-9334)
Lane Foley
Fisk Lawnscapes (719 495-6300)
Joe Anderson
William Andrulot
Caleb Bauman
TJ Burnfield
Joseph Callan
Lydia Coen
Jason Crow
Josh Day
Laurel Eckman
Ben Fisk
Connor Hee
Rick Hobbs
Djohn Hudson
Zach Madison
Kimberly McCabe
Zaxon Miles
Jake Monson
Sean Nagle
Julian Oliver
Jacob Stankich
Brady VanRooyan
Phillip Wagner
Landon Whitmore
Friendly Universe (303 667-2317)
Lyn Dean
Front Range Community College (303 404-5039)
Amy Saunders
Front Range Landscape LLC
Sari Tyler
Garden Graffiti (970 443-7824)
Joel Quintana
Derek Triplett
Gecko Landscape and Design, Inc. (970 846-9854)
Michael Baran
Ashley Noone
Christopher Noone
Claire Scanlon
Giannini Lawncare & Landscapes (720 839-4809)
Eddie Giannini
Global Management Services (720 795-5965)
David Koithan
Cinde Sharkey
Katlyn York
Greeley West High School
Jeffry Arce Jurado
Jasmine Cardwell
Marquez Hernandez
Quaid Hettinger
Josue Mayorga Quintero
Orlando Mendoza
Samantha Pierce
Joseph Rojas
The Green Fuse (303 507-4772)
Ally Brauns
Megan Lane
Richard Mattson
Colin Scott
Grant Smyth
Jeff Trafidlo
Green Landscape Solutions (720 468-0987)
Tim Chitester
GVR Landscape (303 371-9357)
Mitch Donizio
Nate Garcia
Jerrod Scott
Hans Lawn Care and Landscaping (720 385-8605)
Han Lin
Harrington Landscapes (970 887-2178)
Kim White
Higher Ground Landscapes (303 422-1445)
Shea Clendenning
Hughes Landscaping, Inc. (303 841-7338)
Matt Akabane
Integrity Lawn Professionals, LLC (720 352-9151)
Donovan Carstens
Johnson Landscape, Inc. (970 858-6401)
Tom Johnson
Just The Tips Lawn Care LLC (719 301-5273)
Brent Nelson
Keesen Landscape (303 761-0444)
Keith Cline
Nick Distaulo
Joel Hiatt
Angela Sherman
Krew Cuts Lawn and Landscape (970 581-6840)
Zach Clark
Troy Clark
Cy Harris
Ella Howell
Yave Loma
Matthew Lutters
Lanie Payton
Korby Landscape (970 232-1127)
Alfredo De La Riva Rodriguez
Korby Sod (970 568-7633)
Billy Cooksey
Renea Johnson
Erick Stephens
Jon Ziminsky
LandCare Management (720 936-6138)
Nick Forster
Eric Haugen
Elias Herrera
Joshua Martinez
Mike Swartz
Landtech Contractors, Inc. (303 344-4465)
Garrett Allen
Brad Boesiger
Brandon Headrick
Fernando Lopez
Justin MacMillan
Jeremy Olson
Jake Rusch
Ben Zand
Lane Gardens (720 732-1530)
Ashley Anderson
Jessica Backer
Jack Cammack
Hailey Deaver
Omar Juarbe
Sylvia Lijewski
Maggie Nichols
Rita Quadrani-Gold
Victoria Sedlmeyer
Larimer County Facilities (970 980-7824)
Newlen Sutton
lawnCARE solutions, LLC (303 791-2900)
Scott Behnke
Weston Hyde
Nick Ozimek
Francisco Recendez
Leo Landscape (720 928-8034)
Carolina Salinas-Corona
L.I.D. Landscapes (303 440-7833)
Michael Hickerson
Matt McMillan
Scott Natter
Lifescape Colorado (303 831-8310)
Matt Altomaro
Shane Connolly
Elisa Doster
Parker Evans
Lydia Falk
Colin Hempel
Michael Hupf, CLP
Tim Jantz
Carly Marceau
Anna Puchalski
Reed Stovall
Lindgren Landscape (970 226-5677)
Shannon Price
LMI Landscapes (303 294-9000)
Tim Holdgrafer
Chuck Mensch
Jeremiah Oldham
Longleaf Irrigation, LLC (970 556-5485)
Caramon Crowley
John Fugatt
Chelsea Martin
Jerry Mohn
Martinson Snow Removal (303 424-3708)
Lindsey Patrick
Matrix Gardens (303 443-0284)
Mackenzie Ehrenberg
Shane Eherts
Anne Hartshorn
Alicia Hesselton
Debbie Patnaude
Meadow Song Urban Habitats (720 957-9501)
Clayton DeHaan
Monarch Gardens (303 774-7922)
Jill St. Aubin King
Mountain Roots Garden Care (970-485-0339)
Alyse Piburn
Native Earth Landscape (303 885-8696)
Brittany Diemer
Michael McArthur
Kyle Zaniefski
Native Edge Landscapes (303 245-9166)
David Ellis
Khalana Gocken
Justin Ketner
Travis Popiel
Alexandra (Zan) Puig
Ben Schnake
Tom Sunderland
Nature's Workforce (303 470-3197)
Jaime Avilas Rosales
Damon Barker
Griffin Bell
James Coady
Chelsea Dunda
Dan Leuenberger
Troy Lohmann
Jez Lopez
Tom Riley
Northwind Landscape LLC (719 233-1274)
Chris Armenta
Northern Colorado Greenscapes
Jayden Mosness
Northern Colorado Landscaping (970 593-2151)
Carl Hinderer
Northern Colorado Water Conservancy District (970 622-2280)
Frank Kinder
Chad Kuhnel
Lyndsey Lucia
Ally Mazurek
Darren Nowels
Oakes Yard and Garden Design (303 999-8228)
Molly Weinstein
Outdoor Craftsmen (303 828-0408)
Diego Acevedo
Luke Gilliland
Sophie Greenberg
Ed Johnson
Joe Kelly
Outdoor Lifestyles (303 425-8963)
Jon LeDuc
Pickens Technical College (845 803-0472)
Abdullah Ahzar
Angel Banuelos
Alexis Barr
Mark Becker
Cosmo Campos
Mary Carbo
Nadia Carrillo
Gabriel Ciccone
Sadie Cisneros
Brandon Cobb
Ashley Coutant
Aloni Daniels
Rachel Durkan
Kirvin Fajardo
Zella Flannery
Juan Galvan
Mary Gardner
Sylvie Ginn
Miguel Hernandez
William Ho
Salma Jamaliannasrabadi
Cindy Jaster
Theresa Lanigan
Thee Mae
Allyson Mahan Guasco
Kyleigha Martindale
Shahid Mela
Moonlight Miller
Ashley Montgomery
Donna Nading
Michael Pineda
Audrey Robertson
Larry Robertson
Nick Rogers
Douglas Wallwey
Travis Winkler
Pinehurst Country Club (303 985-1551)
Katie McAllister
Pinnacle Consulting Group Inc.
Stanley Holder
Dillon Gamber
Logan Powell
Plant Select (970 481-3429)
Ross Shrigley
Procam Services (720 215-0424)
Jose Cruz
Rodgrick Moody
Andrew Sabatini
Reunion Metro District (303 288-5431)
Nick Kroha
Raul Martinez
Jordan Neal
Kylie Padilla
Guillermo Quinonez
Scapegoat Landscaping (970 903-4326)
Ellinore Porter
Marie Rolfing
Schultz Industries (303 420-7677)
Brooke Munsinger
Victor Rascon
Singing Hills Landscape, Inc. (303 343-4100)
Zora Fisher
Steve Kattau
Sarah Lasnier
Soulshine Landscaping (303 552-4921)
Benjamin Chilcote Juan Jimenez Scot Lindner Luis Valenzuela South Suburban Park and Recreation District (303 721-8478)Sean Bowering Adam Huner Dakota Taylor
Streetside Garden Creations, LLC (303 358-8121)
Kerry Poppe
St. Vrain Valley School District (303 682-7261)
Dale Bjorhus
State of Colorado
Steve Ziemann
Sundew Design LLC (303 903-1816)
Rachel Bechhoefer
Sundrops and Starflowers (970 988-3808)
Stephanie Selig
Sustainable Landscapes-Colorado (303 986-4000)
Tim Flanagan
Tech Center Maintenance (303 790-1498)
Tanner Bjerke
Tom Farrell
William Joyce
Brian Kavanaugh
Keith O'Brien
The Landscaper LLC (719 243-5350)
Tomas Montoya
Thrive Yardworks (303 472-5244)
Yumil Poot
Timberline Landscaping (719 638-1000)
Joshua Pool
Town of Avon (970 390-2280)
Jessie Sipkovsky
Town of Estes Park (970 577-3783)
Brian Berg
Town of Castle Rock (720 733-6000)
Andrew Blake
Town of Erie (303 926-2999)
Dylan King
Town of Firestone (303 833-3544)
Dan Cummings
Wes Johnson
Scott Roberto
Derek Vanner
Town of Parker (303 805-3255)
Pat Dillon
Town of Severance (970 685-1860)
Brad Davison
John Martinez
Adam Strauch
Town of Silverthorne (970 513-4875)
Jeff Krystowiak
Rylan McGuigan
Town of Superior (303 349-8926)
Bryan Hall
Tyler Mcbeath
Matthew Rarick
Town of Vail (970 479-2158)
Blaine Palmer
Town of Windsor (970 674-2434)
Craig Ellingson
Ernest Hahn
Logan Kerby
Steve Moritz
Kyle Nelson
Phil Voelker
Turf Tamers Landscaping (970 460-8873)
Bryce Marquis
Brian McKnight
University of Colorado-Boulder (719 668-4590)
Charles Redder
University of Colorado-Colorado Springs (719 255-3092)
Melissa Getz
Josh Hudson
Robert McGann
Ashley McKinney
University of Colorado Hospital (720 848-7805)
Althea Menningen
University of Northern Colorado (970 351-1263)
Kevin Hoff
Nick Kiggins
Jude Maes
Nathaniel Michno
Daniel McClure
Abel Ramirez
Jenna Tenorio
Guillermo Valdez Botello
Vargas Property Services (303 466-9196)
Colleen Patrice
Donna Salazar
Alex Vargas
Elena Vargas
Tom Willis
Ward's Lawn Service, Inc. (303 684-9484)
Jesus Cano
Josh Cormier
Manuel Guillan
Nick Hoag
Thomas Jacoby
Lisandro Macias
Juan Pulido
Juan Carlos Ruiz
Dylan Trembley
Mark Troutman
Mike Turner
Nic Queen
Dave Ward
Waterwise Land and Waterscapes, Inc. (970 221-4051)
Jeff Anliker
Michelle Case
Kathleen Monahan
Jake Prather
Corey Woldorf
Weisburg Landscape Maintenance (719 596-7777)
Blaine Marcoulier
Zachary Jordahl
White Lotus Plant Care (720 891-0052)
Milo Salisbury
Wild Heritage (720 705-3151)
Jerrica Ash
Shaun Bishop
Josh Coopersmith
Elijah Muller
Mark Nagy
Billy Sibley
Cayman Tubbs
Zak George Landscaping (970 221-9228)
Jason Brown
Jose Candelaria Escamilla
DeAngelo Gallegos
Leo Gourdin
Daniel Landry
Brandon Lewber
Toby Lopez
Caleb Martin
Joel Raker
Zach Szczublewski Jerry Vigil
Unaffiliated certificate holders
Dan Adams
Pat Amann
Samantha BerkleyLindsey Blythe
Mathew Burnam
Caitlin Cofield
Mary Ann Dornfeld
Kevin Englert
Mike Fedison
Tim Gibbons, CLT Toni Giuliano
Jacob Hartley
Jeremiah Kelly
Megan Isaac Jaymes Mack
Tyler McIntosh
Craig Nickerson
Kyler Neumann
Madison Phillips
Cole Pragides
Lenis Runingen
David Ruud
Jose Sandoval
Nicole Sommer
Jordan Stennes
Carlos Stubbs Cruz
Cayman Tubbs
Ted Vong
Barry Wagner
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