Insights

Academic Partnerships Mountainside has established collaborations with Stony Brook University and Southampton Hospital to host Addiction Medicine trainee rotations, signaling openness to joint education programs and hospital-linked referrals. Opportunity for sales: expand into additional university and health-system partnerships for residency and continuing education, integrated care pathways, and referral networks.

Employer Engagement Recovery-Friendly Workplace designation and community scholarship initiatives with Release Foundation illustrate a strong corporate and social-impact orientation. Sales angle: offer enterprise programs such as employer-based EAP, on-site or virtual counseling, prevention and recovery support, and workforce scholarships to attract and retain employees.

Geographic Reach Multiple treatment centers in Connecticut, New York, New Jersey with virtual services for Massachusetts indicate a scalable multi-state footprint and capability to deliver in-person and telehealth care across regions. Sales angle: pitch cross-state coverage to payers and employers, leverage referral networks, and propose telehealth-enabled addiction treatment and care coordination.

Operational Capacity Established operations with a broad staff base suggest Mountainside can support contracted services with hospitals, insurers, and government programs. Sales angle: pursue multi-site service contracts, care management programs, and revenue-cycle partnerships to expand patient access and referrals.

Digital Marketing A modern marketing technology stack indicates readiness to optimize patient acquisition and engagement. Sales angle: propose marketing optimization, performance campaigns, patient navigation workflows, and analytics-driven demand generation to increase admissions and reduce drop-offs.

Mountainside Tech Stack

Mountainside uses 8 technology products and services including Microsoft Advertising, AppNexus, cdnjs, and more. Explore Mountainside's tech stack below.

  • Microsoft Advertising
    Advertising
  • AppNexus
    Advertising
  • cdnjs
    Content Delivery Network
  • Slick
    Javascript Libraries
  • OWL Carousel
    Javascript Libraries
  • PWA
    Miscellaneous
  • Priority Hints
    Performance
  • YouTube
    Video Players

Mountainside's Email Address Formats

Mountainside uses at least 1 format(s):
Mountainside Email FormatsExamplePercentage
First.Last@mountainside.comJohn.Doe@mountainside.com
82%
FLast@mountainside.comJDoe@mountainside.com
11%
Last@mountainside.comDoe@mountainside.com
5%
First.Middle@mountainside.comJohn.Michael@mountainside.com
2%

Frequently Asked Questions

Where is Mountainside's headquarters located?

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Mountainside's main headquarters is located at 187 South Canaan Road Canaan, Connecticut 06018 United States. The company has employees across 2 continents, including North AmericaAfrica.

What is Mountainside's phone number?

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You can contact Mountainside's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is Mountainside's official website and social media links?

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Mountainside's official website is mountainside.com and has social profiles on LinkedIn.

What is Mountainside's NAICS code?

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Mountainside's NAICS code is 62133 - Offices of Mental Health Practitioners (except Physicians).

How many employees does Mountainside have currently?

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As of June 2026, Mountainside has approximately 292 employees across 2 continents, including North AmericaAfrica. Key team members include Chief Executive Officer: A. B.Chief Executive Officer: B. B.Chief Operating Officer: C. M.. Explore Mountainside's employee directory with LeadIQ.

What industry does Mountainside belong to?

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Mountainside operates in the Mental Health Care industry.

What technology does Mountainside use?

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Mountainside's tech stack includes Microsoft AdvertisingAppNexuscdnjsSlickOWL CarouselPWAPriority HintsYouTube.

What is Mountainside's email format?

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Mountainside's email format typically follows the pattern of First.Last@mountainside.com. Find more Mountainside email formats with LeadIQ.

When was Mountainside founded?

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Mountainside was founded in 1998.

Mountainside

Mental Health CareConnecticut, United States201-500 Employees

Mountainside Treatment Center provides treatment for chemical dependency and alcohol use disorders within the mental health care sector. Founded in 1998 and based in Canaan, Connecticut, the organization operates across Connecticut, New York, and New Jersey, with virtual services extending to Massachusetts.

The organization serves individuals seeking help for substance use disorders and emphasizes a supportive treatment environment across its network. It operates as a regionally focused provider of chemical dependency treatment services. In 2022, Mountainside was designated a Recovery-Friendly Workplace by the Connecticut governor, and it announced a two-week Addiction Medicine training rotation with Stony Brook University and Southampton Hospital.

Section iconCompany Overview

Headquarters
187 South Canaan Road Canaan, Connecticut 06018 United States
Phone number
NAICS Code
62133 - Offices of Mental Health Practitioners (except Physicians)
Founded
1998
Employees
201-500

Section iconFunding & Financials

  • $25M$50M

    Mountainside's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    Mountainside's revenue is estimated to be in the range of $25M$50M

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