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Seismic

HQ San Diego, USFounded 2010late stageWebsite @SeismicSoftware
Composite score
20.2
rank #11 · cuts

#11 Cut. 1.1k employees.

Watch Seismic · One email when its rank, headcount or news changes. Mondays, only when something moved.
Head-to-headvs Crestavs Unify
Headcount
1.1k
0.0%
90d change
-0.4%
Funding events (90d)
0
Layoff events (90d)
0

Signals

source: PDL v25
Inferred revenue
$1B-$10B
PDL estimate
Revenue / employee
$4.9M
midpoint ÷ headcount
12-month turnover
10.0%
within typical band
Average tenure
3.3 yrs
long — sticky culture
Time since last raise
no rounds on record

Hiring flow · Seismic

source: PDL v25

Headcount by role

12-month growth · PDL v25
Engineering
301
+8%
Sales
139
+1%
Support
111
+5%
Sales Engineering
89
+12%
Operations
69
-3%
Product
68
+10%
Marketing
54
-2%
Finance
47
+7%
Other
154

In the news

relevance ≥ 6 · last 180 days
No recent mentions across our tracked sources.

Events

Layoff · 6.01% (70 roles)
Departures in 2025-01: 86 vs 6-mo baseline of 16 (5.38× spike). Derived from PDL.
2y ago

Score history

2026-07-20
20.2
rank #11
2026-07-13
20.7
rank #11
2026-07-06
20.1
rank #10
2026-06-29
14.3
rank #10
2026-06-22
17.0
rank #12
2026-06-15
19.1
rank #12
2026-06-08
16.0
rank #16
2026-06-01
16.0
rank #16
2026-05-25
38.4
rank #12
2026-05-18
35.1
rank #14
2026-05-11
35.1
rank #14
2026-05-04
35.1
rank #14