What is MassMutual's NAICS code?

MassMutual's NAICS code is 52 (Finance and Insurance).

Insights

Strategic Investment MassMutual Asset Finance, LLC actively invests in AI-driven healthcare platforms, evidenced by the $25M Series A funding into Onc.AI, signaling a willingness to collaborate with tech-enabled ventures and expand portfolio diversification.

Board & Leadership Recent board expansion with a former Liberty Mutual CEO joining MassMutual Asset Finance’s Board indicates a readiness to leverage seasoned leadership for strategic partnerships, risk management, and larger deal opportunities.

Product Marketing Launch of a promotional push for Apex VUL and the creation of a dedicated microsite suggest targeted opportunities to offer enhanced client education platforms, digital marketing services, and sales enablement tooling for complex insurance products.

Digital Infrastructure Existing tech stack includes Lucidchart, InVision, Hyperion, SAP Concur and other enterprise tools, highlighting a mature digital environment receptive to additional partnerships in analytics, workflow optimization, and security solutions.

Leadership Transition Upcoming CFO appointment and recent executive retirements signal open leadership for partnerships, consulting services, and financial product optimization engagements with potential to streamline operations and drive efficiency.

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MassMutual Tech Stack

MassMutual uses 8 technology products and services including Lucidchart, InVision, Hyperion, and more. Explore MassMutual's tech stack below.

Lucidchart
Charting
InVision
Communication And Collaboration
Hyperion
Corporate Performance Management
Microsoft Active Directory
Identity And Access Management
DocuSign
Miscellaneous
Datadog
Real User Monitoring
Greenhouse
Recruitment Marketing
SAP Concur
Travel And Expense Management

Media & News

MassMutual's Email Address Formats

MassMutual uses at least 6 email formats:

MassMutual Email Formats	Example	Percentage
FLast@massmutual.com	JDoe@massmutual.com	83%
FirstLast@massmutual.com	JohnDoe@massmutual.com	10%
First.Last@massmutual.com	John.Doe@massmutual.com	4%
FirstLas@massmutual.com	JohnDoe@massmutual.com	3%
FLast@massmutualfcu.org	JDoe@massmutualfcu.org	80%
FirstLast@massmutualfcu.org	JohnDoe@massmutualfcu.org	20%

Frequently Asked Questions

What is MassMutual's phone number?

You can contact MassMutual's main corporate office by phone at

+1-413-744-****

. 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 MassMutual's stock symbol?

MassMutual is a publicly traded company; the company's stock symbol is MFVZX.

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

MassMutual's official website is massmutual.com and has social profiles on LinkedIn.

How much revenue does MassMutual generate?

As of August 2026, MassMutual's annual revenue is estimated to be $10B+.

What is MassMutual's SIC code and NAICS code?

MassMutual's SIC code is 6411 - Insurance Agents, Brokers, and Service and NAICS code is 52 - Finance and Insurance.

How many employees does MassMutual have currently?

As of August 2026, MassMutual has approximately 12K employees across 6 continents, including North America, Asia and Europe. Key team members include Ceo Action For Racial Equity Fellow: S. B., Chief Executive Officer: A. Y. and Chief Executive Officer: D. W. Explore MassMutual's employee directory with LeadIQ.

What industry does MassMutual belong to?

MassMutual operates in the Financial Services industry.

What technology does MassMutual use?

MassMutual's tech stack includes Lucidchart, InVision, Hyperion, Microsoft Active Directory, DocuSign, Datadog, Greenhouse and SAP Concur.

What is MassMutual's email format?

MassMutual's email format typically follows the pattern of FLast@massmutual.com. Find more MassMutual email formats with LeadIQ.

MassMutual

Q: What is MassMutual's official website and social media links?

MassMutual's official website is massmutual.com. MassMutual has social profiles on LinkedIn.

Q: How many employees does MassMutual have currently?

MassMutual has approximately 12K employees.

Q: What technology does MassMutual use?

MassMutual's tech stack includes OpenText, DesignPro, Nessus, Degreed, GitHub Copilot.

Financial ServicesMassachusetts, United States10001+ Employees

MassMutual is a United States-based financial services company with more than 10,000 employees, headquartered at 1295 State Street, Springfield, Massachusetts 01111. Founded in 1851, the company has maintained a mutuality-oriented identity that emphasizes interdependence as a guiding principle. The corporate group includes MassMutual Asset Finance, LLC, which engages in financing and investment activities, including a $25 million Series A investment in Onc.AI, Inc. In 2025, MassMutual Asset Finance, LLC appointed David Long to its board of directors. The company maintains its website at massmutual.com.