Composite score
79.1
rank #3 · risers
A top-3 Riser. Headcount up 22% over the last 90 days.
Watch Sierra · One email when its rank, headcount or news changes. Mondays, only when something moved.
Headcount
989
+9.8%
90d change
+22.1%
Funding events (90d)
0
Layoff events (90d)
0
headcount + trends: LinkedIn-tracked weekly series · funding & layoff counts: through Jul 2026 (frozen) + live news extraction
Signals
source: PDL v25Inferred revenue
$500M-$1B
PDL estimate
Revenue / employee
$758k
midpoint ÷ headcount
12-month turnover
13.8%
within typical band
Average tenure
2.9 yrs
—
Time since last raise
—
no rounds on record
Hiring flow · Sierra
source: PDL v25Headcount by role
12-month growth · PDL v25Hospitality
574
-5%
Fulfillment
24
0%
Engineering
23
-4%
Sales
13
-6%
Operations
12
0%
Finance
11
+10%
Support
10
+10%
Creative
8
+14%
Other
11
—
In the news
relevance ≥ 6 · last 180 days- TechCrunch19d agoOmilia raises $67M to scale its customer support platform
Named as a competitor using generative AI; CEO contrasts Omilia's approach against Sierra's AI-centric strategy.
- Air & Space Forces1mo agoAMC Gains Momentum in Push to Equip Tankers with Better Connectivity
Sierra Nevada Corporation announced a contract upgrade for KC-46 tankers, but is not the article's primary focus.
- Air & Space Forces1mo agoSDA Awards Contracts for 36 Golden Dome Missile Tracking Satellites
Sierra Space awarded $1.75B contract (half) to build 18 Golden Dome tracking satellites for SDA/Pentagon.
- TechCrunch2mo agoThese AI startups are growing revenue at faster and faster rates
Featured as a fast-growing AI startup hitting $200M ARR in accelerating timeframe.
- Air & Space Forces2mo agoAir Force Taps Industry to Study Active Defenses for Tanker Fleet
Sierra Nevada Corporation awarded $2.7M contract for tanker defense study; substantive but not primary focus.
Events
Layoff · 3.77% (30 roles)
Departures in 2024-08: 42 vs 6-mo baseline of 12.5 (3.36× spike). Derived from PDL.
2y ago
Layoff · 6.15% (48 roles)
Departures in 2023-08: 62 vs 6-mo baseline of 14.5 (4.28× spike). Derived from PDL.
3y ago
Score history
2026-08-24
79.1
rank #3
2026-08-17
79.1
rank #5
2026-08-10
71.3
rank #8
2026-08-03
60.2
rank #9
2026-07-27
44.1
rank #14
2026-07-20
50.1
rank #16
2026-07-13
43.6
rank #17
2026-07-06
41.2
rank #17
2026-06-29
45.7
rank #21
2026-06-22
45.7
rank #21
2026-06-15
35.4
rank #18
2026-06-08
37.4
rank #33