Day One Employee Directory

Q: What is Day One known for?

Day One was founded in 1973. Day One operates in the Mental Health Care industry.

Q: How many employees does Day One have currently?

Day One has approximately 191 employees.

Mental Health CareMaine, United States51-200 Employees

Day One improves the health of Maine by providing substance use, mental health and wellness services to youth and families. Our vision is that all Maine youth will have opportunities to realize their full potential to live productive, healthy and rewarding lives.

Find Day One employees' phone numbers or email addresses

Day One Global Highlights

North America
117

United States Of America
116
Canada
1

Europe
6

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

Asia
5

Singapore
1
Japan
1
China
1
Saudi Arabia
1
Philippines
1

Africa
2

Morocco
1
South Africa
1

Oceania
1

Australia
1

Day One's Leadership

L. N.
Chief Executive Officer
Mobile Phone
Email
B. H.
Chief Clinical Operations 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
L. M.
Chief Of Operations
Mobile Phone
Email
P. A.
Co-Founder
Mobile Phone
Email
T. P.
Co-Founder, Board Member
Mobile Phone
Email

Contact profiles from Day One

Name

Title

Contact Info

Location

Last Update

S. M.
Director Of Prevention And Training
Mobile Phone
Email
United StatesRhode Island
Nov 15, 2025
A. C.
Director
Mobile Phone
Email
Oct 22, 2024
D. F.
Director Of Software Engineering
Mobile Phone
Email
Oct 22, 2024
J. A.
Medical Director
Mobile Phone
Email
Oct 21, 2024
S. B.
Senior Director Of Growth
Mobile Phone
Email
Oct 22, 2024
S. G.
Director Of Operations
Mobile Phone
Email
UNITED STATES
Mar 09, 2023
J. G.
Director
Mobile Phone
Email
United StatesMaine
Oct 18, 2025
M. H.
Operations Manager
Mobile Phone
Email
United StatesNew York
Aug 07, 2025
S. W.
Case Manager
Mobile Phone
Email
United States
Nov 13, 2025
L. C.
Culinary Manager
Mobile Phone
Email
United StatesMaine
Oct 19, 2025

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 191 employees as of December 2025. These team members are located across 5 continents, including North AmericaEuropeAsia.

Who are Day One's key employees and leadership?

As of December 2025, Day One's key employees include:

Chief Executive Officer: L. N.
Chief Clinical Operations Officer: B. H.
Chief Marketing Officer: J. H.
Chief Clinical Officer: S. C.
Chief Growth Officer: V. R.

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