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Constellation
A supplier of energy products and services to wholesale and retail electric and natural gas customers
About Constellation
Constellation is a leading energy solutions provider that specializes in delivering customized electricity and natural gas plans to residential, commercial, and industrial clients. Operating primarily in the energy market, Constellation offers a range of services including energy efficiency upgrades, smart home services, and comprehensive energy management strategies. The company generates revenue through the sale of energy plans, energy efficiency services, and smart home products. By leveraging its expertise in energy management, Constellation helps clients optimize their energy usage, reduce costs, and enhance sustainability.
Source: Dealroom company dataAt a glance
- Status
- Listed
- Founded
- 1816
- Headquarters
- Baltimore, United States
- Listing
- IPO 2022
- Employees
- 13,585
- Open positions
- None listed
- Dealroom signal
- 27.7/100
- Industry
- Energy
- Sub-industry
- Energy Providers
- Sector
- Energy, Wholesale, Supply Chain Management, Retail, Outside Tech, Oil & Gas
- Business model
- Manufacturing
- Client focus
- b2b
- Investment activity
- 17 companies, latest Sep 2026
- Capital deployed
- $516M
- Preferred round
- ACQUISITION
Knowledge graph
More headlines
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SECONDARY✓Other financing | Jun 2026 | $0 | — | Undisclosed | ↗ |
| POST IPO DEBT✓Debt | Nov 2025 | $1B | — | US Department of Energy | ↗ |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for Constellation is 460K monthly website visits, up 12.2% over the last three months. Constellation's team grew 303.8% over the past year.
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Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed1 investor entered at this stage
US Department of Energy
Series B and later1 investor entered at this stage
JP Morgan
Other known investors3 additional known investors
Exelon
Aster Capital
Escalate Capital Partners
Source: Dealroom Talent Intelligence.
Global footprint
Market sentiment
An AI-synthesised read of the highest-engagement posts about Constellation on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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