How many employees work at A123 Systems?
A123 Systems LLC has approximately 1,311 total employees worldwide as of March 2026, according to Revelio Labs workforce intelligence data. A123 Systems’s total headcount has declined 5.0% from 1,381 employees in 2023 to 1,311 in 2026.
Is A123 Systems hiring right now?
Yes, A123 Systems is actively hiring. A123 Systems had 21 active job postings in 2026, a 28.6% decline from 2025 — see job openings & hiring trends.
About A123 Systems’s Workforce
A123 Systems LLC is an Energy and Resources company that employs 1,311 people worldwide as of March 2026. It is the 7th-largest by headcount among its peers. Founded in 2001, the company is headquartered in Novi, Michigan.
A123 Systems's workforce has declined 5.0% from 2023 to 2026, though it is up 2.8% year over year in 2026. It fell to a low of 1,274 in 2025 Q2 before recovering. Its workforce is concentrated most in East Asia (52.9%), followed by North America (30.8%) and Western Europe (7.6%).
A123 Systems's functional groups are Finance and Operations (49.6%), Sales and Marketing (31.0%), and Engineering (19.4%). The average salary is $72,963, ranging from a median of $108,000 in North America to $32,000 in Eastern Europe, up 0.9% year over year in 2026.
A123 Systems's active job postings fell 28.6% in 2026 to 21, with new postings per month cooling from 24 in 2023 to 5 in 2026. Overall employee sentiment is negative and declining.
Sourced from Revelio Labs workforce data.
- Headquarters
- Novi, Michigan
- Founded
- 2001
- Industry
- Energy and Resources
- Employees
- 1,311
- YoY
- +2.8% (+3)
As of March 2026
A123 Systems workforce metrics
Unlock hiring rate, attrition rate, and 12 additional workforce metrics for A123 Systems. Compare to peers, export the dataset, and access the full quarterly history.
Unlock MetricsA123 Systems Annual Employee Count (2023-2026)
- A123 Systems had 1,311 employees in 2026, a 2.8% increase (+3) from 2025.
- A123 Systems had 1,322 employees in 2025, a 3.1% increase (+18) from 2024.
- A123 Systems had 1,304 employees in 2024, a 0.7% increase (-46) from 2023.
- A123 Systems had 1,350 employees in 2023, a 0.1% decline (-21) from 2022.
A123 Systems's total workforce has grown from 1,274 employees in 2025 to 1,311 in 2026. A123 Systems's headcount peaked at 1,381 in 2023 before declining in 2025 and recovering through 2026.
A123 Systems LLC quarterly employee count
| Year | Qtr | Employees | YoY Change | YoY % |
|---|---|---|---|---|
| 2026 | Q1 | 1,311 | +3 | +2.8% |
| 2025 | Q4 | 1,322 | +18 | +3.1% |
| 2025 | Q3 | 1,325 | -23 | +3.5% |
| 2025 | Q2 | 1,274 | -47 | +1.6% |
| 2025 | Q1 | 1,308 | -49 | +1.1% |
| 2024 | Q4 | 1,304 | -46 | +0.7% |
| 2024 | Q3 | 1,348 | +1 | -0.2% |
| 2024 | Q2 | 1,321 | -60 | -2.5% |
| 2024 | Q1 | 1,357 | -13 | -1.4% |
| 2023 | Q4 | 1,350 | -21 | -0.1% |
| 2023 | Q3 | 1,347 | -29 | +0.9% |
| 2023 | Q2 | 1,381 | +3 | +1.5% |
See A123 Systems's complete headcount history, including quarterly breakdowns.
Get the DataA123 Systems Employee Count by Region (2026)
East Asia accounts for the largest share of A123 Systems's global workforce with approximately 53% of total employees, followed by North America and Western Europe.
A123 Systems employees by region
| Region | Employees | % of Total |
|---|---|---|
| East Asia | 690 | 52.9% |
| North America | 402 | 30.8% |
| Western Europe | 99 | 7.6% |
| Eastern Europe | 90 | 6.9% |
| Sub-Saharan Africa | 11 | 0.9% |
| North Africa | 4 | 0.3% |
| South America | 2 | 0.2% |
| Northern Europe | 2 | 0.1% |
| Pacific Islands | 2 | 0.1% |
| Southern Europe | 2 | 0.1% |
Drill into city-level data, hiring trends by region, and historic geographic shifts.
Unlock Geographic DataA123 Systems Employee Count by Department (2026)
A123 Systems's employee groups are Finance and Operations (49.6%), Sales and Marketing (31.0%), and Engineering (19.4%).
A123 Systems employees by department
| Department | Employees | % of Total |
|---|---|---|
| Finance and Operations | 648 | 49.6% |
| Sales and Marketing | 405 | 31.0% |
| Engineering | 254 | 19.4% |
Compare A123 Systems's department mix to industry peers.
See Full DataA123 Systems Employee Salary by Region (2026)
A123 Systems's average employee salary is $72,963 globally. Employees in North America receive the highest compensation, with median pay approximately 1.5x the global average. Pay is lowest in Eastern Europe, at a median of $32,000.
A123 Systems median employee salary by region (USD)
| Region | Median Salary |
|---|---|
| North America | $108,000 |
| Western Europe | $98,000 |
| East Asia | $46,000 |
| Eastern Europe | $32,000 |
Unlock salary by role, level, and city — and compare to A123 Systems's industry peers.
Unlock Salary DataA123 Systems Job Openings and Hiring Trends (2023-2026)
- A123 Systems had 21 active job postings in 2026, a 28.6% decline (-3) from 2025.
- A123 Systems had 24 active job postings in 2025, a 23.3% increase (+5) from 2024.
- A123 Systems had 19 active job postings in 2024, a 79.4% decline (-25) from 2023.
- A123 Systems had 44 active job postings in 2023, a 29.1% decline from 2022.
- Hiring velocity in 2026: 5 new roles/month, down from 9 in 2025 and 14 in 2024.
A123 Systems's hiring is slowing: active job postings fell 28.6% in 2026 to 21, with new postings per month cooling from 24 in 2023 to 5 in 2026.
Track new postings per month, role-level demand, and hiring velocity vs. peers.
Unlock Hiring DataA123 Systems Employee Sentiment (2026)
Revelio Labs tracks employee sentiment across A123 Systems's workforce based on public professional data. Overall sentiment is negative and has declined year over year in 2026.
Overall
Unlock the full sentiment breakdown by department, tenure, and trend over time.
Unlock SentimentSimilar Companies
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Frequently Asked Questions About A123 Systems
- How fast is A123 Systems growing?
- In 2026, A123 Systems's headcount grew 2.8% to 1,311 employees, up from 1,308 in 2025.
- See the full headcount history
- Where are A123 Systems employees located?
- Most A123 Systems employees are based in East Asia (52.9% of headcount), followed by North America and Western Europe.
- Explore where the workforce is based
- What is the average salary at A123 Systems?
- The average employee salary at A123 Systems is approximately $73k per year.
- Analyze the salary distribution
- How many new job postings does A123 Systems open per year?
- In Q1 2026, A123 Systems opened 15 new job postings. In 2025, A123 Systems opened 112 new job postings — about 9 per month.
- Track hiring trends by role
- When was A123 Systems founded and where is it headquartered?
- A123 Systems was founded in 2001 and is headquartered in Novi, Michigan.
- Compare A123 Systems to industry peers
Speak with a workforce expert about A123 Systems.
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