Day One logo

Day One Employee Directory

Mental Health CareMaine, United States51-200 Employees

Day One is a mental health care provider based in Windham, Maine. It delivers substance-use treatment, mental health support, and wellness services for youth and families across the state. The organization aims to improve Maine's health by helping young people access opportunities to realize their potential and lead healthy, productive lives.

With a mid-sized team, Day One operates within the community health space, offering services aimed at youth and families. In 2020, the organization announced the closure of its Portland, Oregon offices and ceased client visits at its South Portland location, reflecting changes in its operations while continuing its Maine-focused mission.

Find Day One employees' phone numbers or email addresses

Day One Global Highlights

Location
Employees

North America
147

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  • United States Of America
    146
  • Canada
    1

Europe
8

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  • Belgium
    2
  • France
    2
  • United Kingdom Of Great Britain And Northern Ireland
    2
  • Luxembourg
    1
  • Georgia
    1

Asia
7

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  • India
    1
  • Saudi Arabia
    1
  • Singapore
    1
  • Philippines
    1
  • China
    1
  • Japan
    1
  • Sri Lanka
    1

Africa
3

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  • Morocco
    2
  • South Africa
    1

Oceania
2

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  • Australia
    1
  • New Zealand
    1

Day One's Leadership

  • Chief Executive Officer at Day One
    L. N.
    Chief Executive Officer
  • Chief Marketing Officer at Day One
    J. H.
    Chief Marketing Officer
  • Chief Clinical Officer at Day One
    S. C.
    Chief Clinical Officer
  • Chief Growth Officer at Day One
    V. R.
    Chief Growth Officer
  • Co-Founder at Day One
    K. V.
    Co-Founder
  • Company Owner at Day One
    P. L.
    Company Owner
  • Director at Day One
    A. C.
    Director
  • Director Of Software Engineering at Day One
    D. F.
    Director Of Software Engineering

Day One Employee Metrics

100%
50%
0%
2026
2025
  • Healthcare Services
  • Entrepreneurship
  • Administrative
  • Business
  • Recruiting
  • Other
  • Community & Social Services
  • Retail

Contact profiles from Day One

Name
Title
Contact
Location
Last Update
  • Senior Director Of Growth at Day One
    S. B.
    Senior Director Of Growth
    Oct 22, 2024
  • Platform Lead at Day One
    A. V.
    Platform Lead
    Oct 23, 2024
  • Manager Intensive Case at Day One
    A. A.
    Manager Intensive Case
    Oct 17, 2024
  • Software Product Owner at Day One
    C. M.
    Software Product Owner
    Oct 22, 2024
  • Manager Information Technology Services at Day One
    K. L.
    Manager Information Technology Services
    Oct 21, 2024
  • Clinical Manager, Residential Services at Day One
    L. S.
    Clinical Manager, Residential Services
    Oct 21, 2024
  • Manager Information Technology Services at Day One
    L. C.
    Manager Information Technology Services
    May 18, 2026
  • Project Manager at Day One
    N. R.
    Project Manager
    Oct 16, 2024
  • Business Manager - Usa at Day One
    T. H.
    Business Manager - Usa
    Oct 21, 2024
  • Manager at Day One
    R. B.
    Manager
    Aug 30, 2026

Frequently Asked Questions

What is Day One known for?

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Day One was founded in 1973 and operates in the Mental Health Care industry. You can contact Day One's main corporate office by phone at . Explore Day One's company overview page for more information.

What is Day One's most common email format?

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Day One employees' email format typically follows the pattern of FirstL@day-one.org. Trying to find reliable and up-to-date employee contact data? Find more Day One email formats with LeadIQ.

How many employees does Day One have currently?

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Day One has approximately 197 employees as of August 2026. These team members are located across 5 continents, including North America, Europe and Asia.

Who are Day One's key employees and leadership?

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As of August 2026, Day One's key employees include:

  • Chief Executive Officer: L. N.
  • Chief Marketing Officer: J. H.
  • Chief Clinical Officer: S. C.
  • Chief Growth Officer: V. R.
  • Co-Founder: K. V.

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