Insights

Strategic Merger Preparedness Sesen's recent approval for a major merger with Carisma Therapeutics indicates an active focus on expanding their corporate capabilities and product pipeline, presenting an opportunity to offer tailored translation and localization services for their evolving corporate communications and integration activities.

Clinical Data Focus With Vicineum’s rehabilitation and ongoing clinical trials, Sesen emphasizes compliance and regulatory documentation, creating a demand for multilingual health authority submissions, clinical documentation translation, and localized patient engagement materials worldwide.

Capital Optimization Sesen's strategic capital conservation and distribution initiatives, including a substantial special dividend, suggest they are open to innovative solutions for investor communications, shareholder engagement, and financial documentation translation across multiple languages.

Life Sciences Specialization Since Sesen's core mission involves advancing therapies for the biotech and pharma sectors, they form a perfect target for specialized localization services including translating complex pharmaceutical research, regulatory filings, and marketing materials for global markets.

Regulatory & Compliance The company's commitment to multilingual compliance solutions highlights ongoing needs for accurate translation of legal, regulatory, and safety documentation, presenting opportunities to provide comprehensive compliance translation services tailored to life sciences clients.

Sesen Tech Stack

Sesen uses 8 technology products and services including Open Graph, OWL Carousel, Skrollr, and more. Explore Sesen's tech stack below.

  • Open Graph
    Content Management System
  • OWL Carousel
    Javascript Libraries
  • Skrollr
    Javascript Libraries
  • Floating UI
    Javascript Libraries
  • slideout
    Javascript Libraries
  • Wow
    Marketing Analytics
  • Google Tag Manager
    Tag Management
  • Nginx
    Web Servers

Media & News

Sesen's Email Address Formats

Sesen uses at least 2 format(s):
Sesen Email FormatsExamplePercentage
First.Last@csoftintl.comJohn.Doe@csoftintl.com
93%
FLast@csoftintl.comJDoe@csoftintl.com
5%
First.Middle@csoftintl.comJohn.Michael@csoftintl.com
1%
FirstMLa@csoftintl.comJohnMDo@csoftintl.com
1%

Frequently Asked Questions

Where is Sesen's headquarters located?

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Sesen's main headquarters is located at 1 Post Office Square 23rd Floor Boston, Massachusetts United States. The company has employees across 4 continents, including North AmericaAfricaAsia.

What is Sesen's stock symbol?

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Sesen is a publicly traded company; the company's stock symbol is SESN.

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

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Sesen's official website is sesen.com and has social profiles on LinkedIn.

What is Sesen's SIC code NAICS code?

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Sesen's SIC code is 7372 - Prepackaged Software NAICS code is 54193 - Translation and Interpretation Services.

How many employees does Sesen have currently?

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As of June 2026, Sesen has approximately 218 employees across 4 continents, including North AmericaAfricaAsia. Key team members include Sr. Director, Business Development: G. S.Business Development Director, Apac: J. Y.Business Development Manager: J. L.. Explore Sesen's employee directory with LeadIQ.

What industry does Sesen belong to?

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Sesen operates in the Translation and Localization industry.

What technology does Sesen use?

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Sesen's tech stack includes Open GraphOWL CarouselSkrollrFloating UIslideoutWowGoogle Tag ManagerNginx.

What is Sesen's email format?

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

Sesen

Translation and LocalizationMassachusetts, United States201-500 Employees

At Sesen, we’re rewriting the future of life sciences communication by uniting advanced language technology with specialized human expertise to break down language barriers and accelerate global innovation. Our mission is to equip every life sciences organization with leading-edge translation, localization, and multilingual compliance solutions—facilitating the delivery of transformative therapies, research, and products worldwide.

Section iconCompany Overview

Headquarters
1 Post Office Square 23rd Floor Boston, Massachusetts United States
Website
sesen.com
SIC Code
7372 - Prepackaged Software
Stock Symbol
SESN
NAICS Code
54193 - Translation and Interpretation Services
Employees
201-500

Section iconFunding & Financials

  • $1M$10M

    Sesen's revenue is estimated to be in the range of $1M$10M

Section iconFunding & Financials

  • $1M$10M

    Sesen's revenue is estimated to be in the range of $1M$10M

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