Gigamon is a privately held company. It is backed by 1 investor on record, including Highland Capital Partners.

Where is Gigamon headquartered?

Gigamon is headquartered in Santa Clara, United States.

Who is the CEO of Gigamon?

Shane Buckley is the CEO of Gigamon.

Patrick Leong and Ted Ho are co-founders of Gigamon, founded in 2004.

What products does Gigamon sell?

Gigamon sells Gigamon TLS/SSL Decryption.

Gigamon

Network SecuritySanta Clara, United Statesfounded 2004privategigamon.com ↗

Gigamon is a cybersecurity company specializing in Network Security, founded in 2004 and headquartered in Santa Clara, United States. It has raised $22.8M in equity across 1 priced round, employs about 1,224 people, and is privately held.

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updated Oct 31, 2026

Latest Gigamon news and company activity

What Gigamon did, dated — selected moves from the record, one per kind, newest first.

Oct 2026Product launchGigamon Extends the Deep Observability Pipeline for AI-Enabled Network and Security Operations with New GigaSMART Network Appliance
Sep 2026PartnershipGigamon and Forescout Technologies Partner on End-to-End OT Visibility and Control
Sep 2026Exec changeGigamon Appoints Grant Yacomeni as Chief Information Security Officer
Aug 2026Customer win

Gigamon Momentum score

36/ 100

Mandos Momentum blends hiring, funding, traffic and sentiment into one score out of 100. The score is free; the pillars behind it unlock in the platform.

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Gigamon products

Gigamon TLS/SSL DecryptionTLS/SSL decryption for network traffic visibility and security analysisDetails ↗

Gigamon funding

Gigamon has raised $22.8M in priced equity. Its most recent round was a Series A in February 2010. Highland Capital Partners is the one investor on record.

Equity raised: $22.8M1 priced round
Last round: Series AFeb 2010

View the complete funding history

Gigamon employees and hiring

As of September 2026, Gigamon has about 1,224 employees, down 1% over the last 30 days, with 27 open roles.

Employees: 1,224
30-day change: -1%
Open roles: 27

See hiring trends

Gigamon competitors

Competitors of Gigamon include Nubeva Technologies, Telesoft Technologies, and ARIA Cybersecurity Solutions. 74 more are in the platform, with overlap scoring.

matched by product category and features

View all 77 competitors with overlap scores

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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobs27 live postings, role mix
Tech stackframeworks, clouds, security
Competitorsfull set, overlap scored
Leadershipevery exec, with roles
Customersnamed publicly, with sources
Reviews & newssentiment, coverage, cadence

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Funding, round by round, with the investors
Headcount, hiring and the people
The timeline of what they did, dated
The Mandos Brief every Monday

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The other 440 data points.

Funding historyevery round, every investor named
Headcount growthvelocity, departments, seniority
Open jobs27 live postings, role mix
Tech stackframeworks, clouds, security

Similar in Network Security

Common questions about Gigamon.

How much funding has Gigamon raised?: Gigamon has raised $22.8M in priced equity. Its most recent round was a Series A in February 2010. Highland Capital Partners is the one investor on record.
How many people work at Gigamon?: As of September 2026, Gigamon has about 1,224 employees, down 1% over the last 30 days, with 27 open roles.
Who owns Gigamon?: Gigamon is a privately held company. It is backed by 1 investor on record, including Highland Capital Partners.
Where is Gigamon headquartered?: Gigamon is headquartered in Santa Clara, United States.
Who is the CEO of Gigamon?: Shane Buckley is the CEO of Gigamon.
Who founded Gigamon?: Patrick Leong and Ted Ho are co-founders of Gigamon, founded in 2004.
Who are Gigamon's competitors?: Competitors of Gigamon include Nubeva Technologies, Telesoft Technologies, and ARIA Cybersecurity Solutions. 74 more are in the platform, with overlap scoring.
What does Gigamon do?: Gigamon is a cybersecurity company specializing in Network Security, founded in 2004 and headquartered in Santa Clara, United States.