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Our Team

Meet the dedicated team at Valley Medical Staffing & VEMA Staffing Partners, leading recruiters and staffing agencies of international nurses and U.S. hospitals. Our team is committed to supporting top-quality healthcare professionals complete their journey to move to, and work, in America. We meet the needs of healthcare facilities by recruiting top quality talent for long-term positions.

We bring expertise, integrity and compassion.

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Chief Executive Officer—Valley Medical Staffing

Managing Partner—VEMA Staffing Partners

Michael B. Conley

Mike has been finding great joy from changing people's lives for the better for 22+ years. Originally the only company employee, Mike now leads all teams from corporate headquarters in Moraga, CA. ​

  • Travel: 38 U.S. states & 44 countries

  • Favorite place visited: Indonesia 

  • Free time: Play with my dog, Buddy. Cook (and eat!). Travel.

David Melkonian

Chief Operating Officer

David Melkonian

Dave, a 17+ year veteran of the team, is responsible for running the daily operational needs of the company. Additionally, he and his team coordinate and advise on all travel, accommodation and assimilation needs of nurses.

  • Favorite place visited: Ephesus, Turkey

  • Free time: Surfing, Hiking, Golf, 

  • Fun Fact: Best Grandpa ever to two adorable grandkids, Violet & George

Recruiting & Talent Team

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V.P. Talent Acquisition

Nancy Highduke

  • Team member since: 2022

  • RN, CEN, ED Nurse forever!

  • Travel: 30 U.S. states and 9 countries

  • Favorite Place Visited: NYC and Hawaii

  • Fun fact: Huge baseball enthusiast–Go Texas Rangers!

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V.P. Direct Hire

Tanya Velishek

  • Team member since: 2025

  • RN, PHN, PNP-PC

  • Travel: 8 countries, 22 states

  • Favorite Place Visited: Every place has a unique memory!

  • Free time: Run daily, love my fur babies

  • Fun fact: Lived in Peru for 4 years.

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Talent Acquisition Partner

Tanisha Morrow

  • Team member since: 2023

  • Bucket list travel: Toyko, Japan

  • Favorite places: Louisiana

  • Fun fact: Was a lead vocalist for a traveling Gospel group 

  • American Football team: Baltimore Ravens!

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Talent Acquisition Partner

Michelle Nash

  • Team member since: 2025

  • Travel: I have visited 27 states

  • Favorite places: Yellowstone National Park

  • Free Time: Spending time with family

  • Fun fact: I like to cook!

Immigration Services & Marketing

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Senior Director of Immigration Services

Vice President of Marketing

Roxie Moser

  • Team member since: 2022

  • Travel: 30 U.S. states & 9 countries

  • Free time: Cooking, hiking, beach time, travelling everywhere!

  • Fun fact: Born in Paris, grew up in U.S., lived on both coasts, currently an AZ desert dweller

Credentialing & Onboarding

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Director of Compliance

Joy Bailey

Team member since: 2021

Travel: 16 U.S. states and 2 countries

Favorite place visited: Chattanooga, TN

Free time: Bake, Cook, Watch movies

Fun fact: 5th generation Floridian

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Credentialing Specialist

LaShannon Lovelace

  • Team member since 2022

  • "I help maintain the integrity and quality of patient care"

  • Favorite Place visited: New Orleans

  • Fun fact: Harry Potter & Star Wars fan

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Credentialing Specialist

Lela Jackson

  • Team member since 2024

  • Free time: Listen to music, volunteer at my church & community & read 

  • Favorite Place visited: Indiana

  • Fun fact: Will become a Gospel DJ!

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Credentialing Specialist

Cathleen Anderson

  • Team member since: 2024

  • Travel: 25 states, 1 country

  • Favorite placed visited: Burntside Lake, Ely, Minnesota

  • Fun fact: I am a Motorcross Mom! 

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Credentialing Specialist

María E Colón

  • Team member since: 2024

  • "I fell in love with credentialing years ago. I am helping others make their dreams come true & reaching their professional dreams and goals.

  • Favorite place visited: Curacao

  • Fun fact: Former Puerto Rico National Swimmer

Office & Human Resources

Susan Estes

Office & Account Manager

Susan Estes

Team member since: 2020

Travel: 29 U.S. States & 11 countries

Favorite places: Maui, Hawaii

Fun fact: I trained and competed on my American Saddlebred mare at the World’s Championship Horse Show (4th place).

Jacqueline Sanchez

Executive Assistant to the COO

Jacqueline Sanchez

Team member since: 2022

Favorite place visited: Disneyland!

Free time: With family. And playing Dungeons & Dragons

Fun fact: I flip storage units as a hobby (just like Storage Wars)

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Payroll Specialist

Rachel Tan

  • Team member since: 2023

  • Travel: Eastern Europe, Korea, China, Canada

  • Favorite place: Steveston, Vancouver—Seafood!

  • Fun fact: Avid Pokémon card collector with over 100 unique cards from 2005 on

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Payroll Specialist

TsuiJung 'TJ' Lu

  • Team member since: 2024

  • Travel: 4 U.S. States & 9 countries

  • Favorite place: Too hard to choose!

  • Free time: Exercise & Shopping!

  • Fun fact: Great sleeper–I get many hours!

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