What departments does Day One have?

Day One has employees across 11 departments including Entrepreneurship, Marketing, Healthcare Services, Engineering, Product Management.

What is the largest department at Day One?

The largest department at Day One is Entrepreneurship with 3 employees.

Where are Day One employees located globally?

Day One has employees across 5 continents and 17 countries including Morocco, South Africa, Saudi Arabia, China, Singapore.

How has Day One's team size changed over time?

Day One's team has decreased from approximately 36 to 34 employees based on available data.

Learn more at LeadIQ.com

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.

Day One Global Highlights

North America
116

United States Of America
115
Canada
1

Europe
7

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

Asia
6

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

Oceania
3

Australia
2
New Zealand
1

Africa
2

Morocco
1
South Africa
1

Day One's Leadership

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

Day One Employee Metrics

100%

50%

2026

2025

Healthcare Services
Entrepreneurship
Administrative
Business
Recruiting
Other
Community & Social Services
Retail

Contact profiles from Day One

Name

Title

Contact Info

Location

Last Update

S. B.
Senior Director Of Growth
Mobile Phone
Email
Oct 22, 2024
A. V.
Platform Lead
Mobile Phone
Email
Oct 23, 2024
A. A.
Manager Intensive Case
Mobile Phone
Email
Oct 17, 2024
C. M.
Software Product Owner
Mobile Phone
Email
Oct 22, 2024
K. L.
Manager Information Technology Services
Mobile Phone
Email
Oct 21, 2024
L. S.
Clinical Manager, Residential Services
Mobile Phone
Email
Oct 21, 2024
L. C.
Manager Information Technology Services
Mobile Phone
Email
May 18, 2026
N. R.
Project Manager
Mobile Phone
Email
Oct 16, 2024
T. H.
Business Manager - Usa
Mobile Phone
Email
Oct 21, 2024
A. B.
Fondateur
Mobile Phone
Email
FranceNormandy
Apr 16, 2026

Frequently Asked Questions

What is Day One known for?

Day One was founded in 1973 operates in the Mental Health Care industry; you can contact the main corporate office by phone at

+1-207-874-****

. Explore Day One's company overview page for more information.

What is Day One's most common email format?

Day One employees' email format typically follows the pattern of . 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?

Day One has approximately 200 employees as of July 2026. These team members are located across 5 continents, including North AmericaEuropeAsia.

Who are Day One's key employees and leadership?

As of July 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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Day One Employee Directory

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