Insights

Market Positioning Target mid-to-large mental health care organizations with similar scale and revenues, leveraging Olga Tessari’s long-standing presence since 1984 and broad service offering to position as a trusted partner for scalable therapeutic programs.

Digital Presence Capitalize on the established WordPress and Open Graph setup to offer white-label or co-branded digital therapy course offerings, expanding reach to new clinics and allied health networks.

Training & Outreach Promote customized courses and seminars for adolescent, adult, couples, and family therapies as a serviceable add-on for partner clinics seeking professional development and standardized care protocols.

Partnership Expansion Leverage the existing multi-user practice model to propose outsourced patient engagement, teletherapy workflows, and WhatsApp Business outreach to improve appointment retention and experience.

Growth Readiness With revenue in the high hundreds of millions and a sizable staff, offer scalable software and administrative solutions (CRM, scheduling, analytics) to support rapid expansion while maintaining quality care.

Similar companies to Office

Office Tech Stack

Office uses 8 technology products and services including Open Graph, WordPress, MySQL, and more. Explore Office's tech stack below.

  • Open Graph
    Content Management System
  • Content Management System
  • MySQL
    Database
  • Lightbox
    Javascript Libraries
  • jQuery Mobile
    Mobile Frameworks
  • Nginx
    Web Servers
  • jQuery custom content scroller
    Web Tools And Plugins

Media & News

Office's Email Address Formats

Office uses at least 4 email formats:
Office Email FormatsExamplePercentage
First.Last@olgatessari.comJohn.Doe@olgatessari.com
90%
First@olgatessari.comJohn@olgatessari.com
8%
FirstLast@olgatessari.comJohnDoe@olgatessari.com
1%
LastFir@olgatessari.comDoeJoh@olgatessari.com
1%

Frequently Asked Questions

What is Office's stock symbol?

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Office is a publicly traded company; the company's stock symbol is CIO.

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

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Office's official website is olgatessari.com and has social profiles on LinkedIn.

How much revenue does Office generate?

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As of August 2026, Office's annual revenue is estimated to be $500M - $1B.

What is Office's NAICS code?

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

How many employees does Office have currently?

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As of August 2026, Office has approximately 2K employees across 6 continents, including Asia, North America and Europe. Key team members include Cso: F. L., Chief Executive: B. A. and Head Of Accounting: S. S. Explore Office's employee directory with LeadIQ.

What industry does Office belong to?

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Office operates in the Mental Health Care industry.

What technology does Office use?

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Office's tech stack includes Open Graph, WordPress, MySQL, Lightbox, WhatsApp Business, jQuery Mobile, Nginx and jQuery custom content scroller.

What is Office's email format?

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

When was Office founded?

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Office was founded in 1984.
Office logo

Office

Mental Health CareSão Paulo, Brazil1001-5000 Employees

Office is a mental health care company based in São Paulo, Brazil, with a location at 1810 r Costa Aguiar, São Paulo, 04204-002. It employs between 1,001 and 5,000 people. The organization includes a psychology practice associated with Olga Tessari that has existed since 1984 and offers services for adolescents, adults, couples, parents, groups, and families. The company maintains a website at https://olgatessari.com and utilizes a technology stack that includes Cloudflare, WordPress, Google Fonts API, jQuery Migrate, WhatsApp Business, Priority Hints, Gutenberg, and Nginx. The description notes that courses and lectures are developed to meet client requests, and that the site features extensive information described as more than 600 pages.

Section iconCompany Overview

Stock Symbol
CIO
NAICS Code
62133 - Offices of Mental Health Practitioners (except Physicians)
Founded
1984
Employees
1001-5000

Section iconFunding & Financials

  • $500M - $1B

    Office's revenue is estimated to be in the range of $500M - $1B

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