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SimSpace - About the company

SimSpace is a series A company based in Boston (United States), founded in 2015 by Laura Lee, Lee Rossey and William Hutchison. It operates as a Cyber risk management platform to validate cyber security. SimSpace has raised $109M in funding from Wells Fargo Startup Accelerator and L2 Point. The company has 26 active competitors, including 14 that are funded. Its top competitors include companies like Cyberbit, Cymulate and SafeBreach.

Company Details

Cyber risk management platform to validate an organizations cybersecurity process and technology. The company was founded in 2015 by experts from the US Cyber Command and MITs Lincoln Laboratory, SimSpace combines the highest fidelity cyber ranges and attack content with user and adversary emulation techniques. It also provides individual training exercises, attack simulations, mission rehearsals, and product evaluations that leverage its cyber range, SimSpace delivers quantitative and actionable insights into how an organization can protect critical assets against lethal cyber threats.
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Email ID
*****@simspace.com
Phone Number
+1 **********
Key Metrics
Founded Year
2015
Location
Boston, United States
Stage
Series A
Total Funding
$109M in 5 rounds
Latest Funding Round
Ranked
Employee Count
199 as on Mar 31, 2026
Investment & Acquisitions
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SimSpace's funding and investors

SimSpace has raised a total funding of $109M over 5 rounds. Its first funding round was on Oct 23, 2017. Its latest funding round was a Series A round on Oct 28, 2025 for $*****. 3 investors participated in its latest round. SimSpace has 6 institutional investors.

Here is the list of recent funding rounds of SimSpace:lockFilter this list
Date of Funding
Funding Amount
Round Name
Post-Money Valuation
Revenue Multiple
Lead Investors
Other Investors
Oct 28, 2025
1874853
Series A
2131419
9761955
6744746
8644955
Oct 28, 2025
2910360
Conventional Debt
1877669
2007223
6498161
1318292
Dec 11, 2023
1070130
Series A
4611317
2467742
4048219
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SimSpace's founders and board of directors

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The founders of SimSpace are Laura Lee, Lee Rossey and William Hutchison. William Hutchison and Peter Lee are the CEOs of SimSpace.
Here are the details of SimSpace's key team members:

SimSpace's employee count trend

SimSpace has 199 employees as of Mar 26. Here is SimSpace's employee count trend over the years:
Employee count trend for SimSpace
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SimSpace's Competitors and alternates

Top competitors of SimSpace include Cyberbit, Cymulate and SafeBreach. Here is the list of Top 10 competitors of SimSpace, ranked by Tracxn score:
Rank
Company Details
Short Description
Total Funding
Investors
Tracxn Score
1st
Logo for Cyberbit
Cyberbit
2015, Newburyport (United States), Series C
Cloud-based cyber range platform
$52M
69/100
2nd
Logo for SimSpace
SimSpace
2015, Boston (United States), Series A
Cyber risk management platform to validate cyber security
$109M
64/100
3rd
Logo for Cymulate
Cymulate
2016, Rishon Lezion (Israel), Series D
Cloud-based cyber-range solution
$141M
58/100
4th
Logo for SafeBreach
SafeBreach
2014, Sunnyvale (United States), Series D
Solutions for vulnerability assessment and data breach prevention
$106M
58/100
5th
Logo for CybExer
CybExer
2016, Tallinn (Estonia), Series A
Provider of a simulation platform for cybersecurity training
$5.66M
56/100
6th
Logo for SCYTHE
SCYTHE
2017, Arlington (United States), Series A
Provider of adversary emulation platform for vulnerability assessment
$13M
56/100
7th
Cybersecurity training and simulation platform
-
45/100
8th
Logo for Moyun Technology
Moyun Technology
2017, Haidian (China), Series B
Virtual hacker robot for network security
$18.5M
42/100
9th
Logo for Alpha Drive
Alpha Drive
2017, Brooklyn (United States), Seed
Cloud-based tools for testing and validation of AI algorithms in simulation
-
42/100
10th
Cyber range and network security solutions provider
$52M
40/100
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SimSpace's Investments and acquisitions

SimSpace has acquired L2 Point. SimSpace has not made any investments as of now.

Reports related to SimSpace

Here is the latest report on SimSpace's sector:

News related to SimSpace

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Media has covered SimSpace for a total of 6 events in the last 1 year, 2 of them have been about partnerships and 1 about company updates.
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