401(k) · DOL Form 5500 · 2023

Southern Company Services, Inc. 401(k) Plan

Data updated 2026-08-25

$8.4B
Total assets Very large vs avg
27,549
Participants Very large workforce
100th
Percentile by assets National rank
$304,566
Avg per participant High balance/head
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Official DOL plan name: The Southern Company Employee Savings Plan · Sponsored by Southern Company Services, Inc. · Georgia · Utilities

$8.4B in assets, 27,549 participants

Southern Company Services, Inc.'s The Southern Company Employee Savings Plan reported $8.4B in total assets and 27,549 participants in its 2023 DOL Form 5500 filing, ranking in the 100th percentile by assets among filed plans. Figures are as reported by the plan sponsor to the Department of Labor, not audited or endorsed by PlainRetire.

  • #714 in Utilities (721 peers)

Coverage in Georgia

The Southern Company Employee Savings Plan covers 27,549 participants in Georgia, 25x the typical Georgia plan (state average ~1,096 per filing). Assets: $8.4B.

#714
in Utilities (721 peers)
+8.0%
assets growth YoY
84×
vs typical plan assets (national mean)

The Southern Company Employee Savings Plan's outsized position by total assets

The Southern Company Employee Savings Plan vs every filed plan by assets

End-of-year total assets · plan year 2023 · DOL Form 5500

$8,390,479,468 Highest reported value at or above every one of 127,068 filed plans

This plan $0 $2,050,000,000 every filed plan with reported assets, bucketed by value

Dashed line + filled bar = this entry, among filed plans.

Source U.S. Department of Labor Form 5500 filings (EBSA) · plan year 2023

The Southern Company Employee Savings Plan's mega-plan peer group by participant headcount

Plan-year 2023 Form 5500 filings with a reported participant count, partitioned by headcount band, not by assets. The Southern Company Employee Savings Plan is a mega filing (27,549 participants), the rightmost band on the breakdown.

What changed between DOL Form 5500 filings

plan year 2022 → plan year 2023

  • The Southern Company Employee Savings Plan reported net income rose from -$947M in the plan year 2022 filing to $624M in the plan year 2023 filing.
  • The Southern Company Employee Savings Plan end-of-year assets rose from $7.8B in the plan year 2022 filing to $8.4B in the plan year 2023 filing.
  • The Southern Company Employee Savings Plan reported participants rose from 27,061 in the plan year 2022 filing to 27,549 in the plan year 2023 filing.

See the national 2022→2023 release diff →

Plan-year Form 5500 strip

Filing strip 630274273 · Southern Company Services, Inc. PY 2023 · 401(k)

The Southern Company Employee Savings Plan · $8.4B · 27,549 · 100th

  • PCT $8.4B
  • PCT 27,549
  • PCT 100th
  • PCT 401(k)
  • PCT near T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust
  • PCT ind #714

Stamps derive from this plan's Form 5500 line items (assets, participants, type, EIN, cohort placement) - not a quality rating of the sponsor. Read with Utilities retirement plans → · Plans in Georgia →

The Southern Company Employee Savings Plan in the asset neighbourhood

The Permanente Medical Group, Inc. Salary Deferral PlanThe Permanente Medical Group…$8.5BThe Kroger Co. 401(k) Retirement Savings Account PlanThe Kroger Co. 401(k) Retire…$8.4BThe Cargill Partnership Plan$8.4BThe Southern Company Employee Savings PlanThe Southern Company Employe…$8.4BT-Mobile USA, Inc. 401(k) Retirement Savings Plan & TrustT-Mobile USA, Inc. 401(k) Re…$8.3B
End-of-year total assets ($B) among The Southern Company Employee Savings Plan and nearest nationwide 401(k) peers. Source: DOL Form 5500 plan year 2023.

Georgia filing particulars

Total Assets (Beginning of Year)$7.8B
Net Assets (End of Year)$8.4B
Net Income$624M
Employer EIN630274273
Plan Effective Date1976-03-01
Filing StatusFILING RECEIVED

Sponsor Plan History (Southern Company Services, Inc.)

Sponsor-wide plan assets over time

All Southern Company Services, Inc. plans reported in each filing year

Latest sponsor-wide plan assets
$24.6B 8.983727652128922% vs 2022
2024 filing year
$22B$23B$24B$25B 202220232024 $22.6B $24.6B ▲ +9.0%
Year Plans Participants Total Assets
2022 2 52,724 $22.6B
2023 2 52,790 $24.0B
2024 2 53,645 $24.6B

Nearby 401(k) Plans in Georgia

Peer 401(k) plans, same state, same plan type, ranked by total assets.

The Southern Company Employee Savings Plan vs. nearby 401(k) plans in Georgia, assets vs. participants Scatter plot of 6 data points. -2000000200000400000600000 681012141618 Total assets ($B) Participants The Southern Company Employee Savings Plan, Total assets ($B): 8.390479468 · Participants: 27549The Southern Company Employee Savings PlanThe Teamster - UPS National 401(k) Tax Deferred Savings Plan, Total assets ($B): 17.183099452 · Participants: 510511The Teamster - UPS National 401(k) Tax Deferred Savings PlanDelta 401(k) Retirement Plan, Total assets ($B): 16.184491444 · Participants: 83136Delta 401(k) Retirement PlanDelta 401(k) Retirement Plan for Pilots, Total assets ($B): 13.670948783 · Participants: 13283Delta 401(k) Retirement Plan for PilotsUPS 401(k) Savings Plan, Total assets ($B): 13.111089897 · Participants: 102231UPS 401(k) Savings PlanThe Home Depot Futurebuilder, Total assets ($B): 12.585718117 · Participants: 413365The Home Depot Futurebuilder
The Southern Company Employee Savings Plan vs. nearby 401(k) plans in Georgia, assets vs. participants
Compare The Southern Company Employee Savings Plan side-by-side with 3 peers →

Scale composition for The Southern Company Employee Savings Plan

The Southern Company Employee Savings Plan reports $8.4B in end-of-year assets across 27,549 participants (0.068% of the $12.3T held by all Form 5500 filers in the national rollup , and 0.029% of 93,925,755 covered participants) - about $304,566 per participant (2.2x the national average assets-per-participant) . Net income for plan year 2023 was $624M.

This plan identity (EIN 630274273, plan #002) has 3 Form 5500 filings on file from 2022 to 2024 , with end-of-year assets moving from $7.8B to $9.3B (+19.7%) while covered participants moved from 27,061 to 27,802 . Single-year sparse filers cannot show that trail.

Plan year Participants EOY assets Filing
2022 27,061 $7.8B Open filing
2023 27,549 $8.4B This page
2024 · index core 27,802 $9.3B Open filing

The same sponsor also keeps 2 other index-core plans on PlainRetire:

The Southern Company Employee Savings Plan's out-of-state 401(k) peers by assets and headcount

Outside Georgia, the nearest 401(k) by assets is T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust in WA ($8.3B); by covered participants it is Omnicom Group Retirement Savings Plan in NY (27,549 participants). Same-state nearby plans are listed separately above.

Similar participant headcount

Nearest other-state filings by covered participants (27,549 participants); asset peers above are excluded.

DOL Form 5500 plan year 2023. Asset totals can differ widely at the same headcount; neither axis is a quality rating.

Frequently Asked Questions

How did The Southern Company Employee Savings Plan assets move in 2023? ▼
The Southern Company Employee Savings Plan grew at a solid clip - up 8.0% during 2023, from $7.8B to $8.4B. Reported net income was $624M.
How have Southern Company Services, Inc. plan assets changed over time? ▼
Across 3 plan years on file (2022-2024), Southern Company Services, Inc.'s sponsor-wide assets grew 9.0%, from $22.6B to $24.6B.
Where does The Southern Company Employee Savings Plan rank by assets among Form 5500 filers? ▼
The Southern Company Employee Savings Plan ranks in the 100th percentile by end-of-year assets among 127,072 plans that reported assets for plan year 2023 (among the largest 1% of all filed plans).
Which 401(k) plans are similar in size to The Southern Company Employee Savings Plan? ▼
Among 401(k) plans in other states, the closest by assets is T-Mobile USA, Inc. 401(k) Retirement Savings Plan & Trust in WA ($8.3B, 71,538 participants).
Which 401(k) plans cover a similar participant headcount to The Southern Company Employee Savings Plan? ▼
Among 401(k) plans in other states, the closest by covered participants is Omnicom Group Retirement Savings Plan in NY (27,549 participants, $4.0B in assets).

Source: U.S. Department of Labor, Employee Benefits Security Administration (EBSA), Form 5500 public disclosure dataset. Plan year 2023.

Source: DOL EFAST2 filing system (efast.dol.gov) - original filing retrieval by EIN 630274273.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from U.S. Department of Labor Form 5500 filings (EBSA). See our methodology for details.