Gexa Energy vs Green Mountain Energy
Quick Verdict
Same wires. Same grid. Same electrons flowing to your house. The only real difference? Who sends you the bill and what they charge.
Since there's no major differentiator, this comes down to price. Check ComparePower for current rates.
Complaint Comparison
PUCT Data • Jul-Dec 2025
Gexa Energy
Green Mountain Energy
Gexa Energy and Green Mountain Energy have similar complaint rates
Trust & Reputation
External ratings comparison
Trust Score is a weighted average: Google (40%), BBB (35%), Trustpilot (25%)
The Verdict
- You want a solid rate without spending hours comparing gimmicks
- You don't need prepaid--your credit is fine
- You'd rather have a lower rate than rewards points you'll never use
- Corporate stability matters (NextEra isn't going bankrupt)
- You want more green plan variety (check if they have actual renewable generation backing)
- You need month-to-month—Gexa Energy locks you in for 6 months minimum
Category Breakdown
27 years vs 22—5+ more grid crises survived
Both sell green plans—check who has actual renewable generation backing
Rates change constantly. Check ComparePower with your actual usage.
Side-by-Side Comparison
| Feature | Gexa Energy | Green Mountain Energy |
|---|---|---|
| Parent Company | NextEra Energy (NYSE: NEE) | NRG Energy (NYSE: NRG) |
| Years in Texas | 22+ | 27+ |
| Headquarters | Houston, Texas | Austin, Texas |
| Fixed-Rate Plans | ||
| Variable Plans | ||
| Prepaid Options | ||
| Green Energy | ||
| Free Nights/Weekends | ||
| Deposit Required | Conditional | Conditional |
| Credit Check |
What Actually Differs
Gexa Energy and Green Mountain Energy deliver the exact same electricity through the exact same wires. The electrons don't care whose logo is on your bill. What differs: the price, the service when something goes wrong, and the fine print in contracts.
Who's Behind These Companies
Gexa Energy: Owned by NextEra Energy (NYSE: NEE). 22 years in Texas—they've survived enough grid crises to prove they won't fold mid-contract. Based in Houston, Texas.
Green Mountain Energy: Owned by NRG Energy (NYSE: NRG). 27 years in Texas—that track record matters when you're signing a multi-year contract. Based in Austin, Texas.
What They Actually Sell
Gexa Energy offers fixed-rate, variable-rate, green. They sell "green" plans (mostly accounting—same electrons, but they buy renewable credits).
Green Mountain Energy offers fixed-rate, variable-rate, green. They sell "green" plans (mostly accounting—same electrons, but they buy renewable credits).
The Money Part
Gexa Energy: Deposit depends on credit—expect $200-400 if your score is below 600.
Green Mountain Energy: Deposit depends on credit—expect $200-400 if your score is below 600.
The Honest Answer
Both are legitimate. Neither is a scam. The electricity is identical. What matters is: (1) who's cheaper for your actual usage, (2) whether you need to skip a credit check, and (3) if you care about green marketing. Scroll up to the "Choose if..." sections—they'll tell you which one fits your situation. For actual rates, check ComparePower. Takes 2 minutes.
Company Snapshots
Gexa Energy
- Parent Company
- NextEra Energy (NYSE: NEE)
- Years in Texas
- 22+
- Headquarters
- Houston, Texas
- Deposit Required
- conditional
Green Mountain Energy
- Parent Company
- NRG Energy (NYSE: NRG)
- Years in Texas
- 27+
- Headquarters
- Austin, Texas
- Deposit Required
- conditional
More Head-to-Head Matchups
See who wins when Gexa Energy and Green Mountain Energy face other competitors.
Featured In Best-Of Lists
See where Gexa Energy and Green Mountain Energy are featured in our category guides.
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"I like that it searched multiple companies for me. So I don't have to search one by one. Saves time."
— Lacy L., Texas
See Current Rates
Compare current plans from both companies.
Frequently Asked Questions
Q: When should I choose Gexa Energy over Green Mountain Energy? ▼
You want a solid rate without spending hours comparing gimmicks. You don't need prepaid--your credit is fine. You'd rather have a lower rate than rewards points you'll never use. Corporate stability matters (NextEra isn't going bankrupt).
Q: When should I choose Green Mountain Energy over Gexa Energy? ▼
You want more green plan variety (check if they have actual renewable generation backing). You need month-to-month—Gexa Energy locks you in for 6 months minimum.
Q: What is the main difference between Gexa Energy and Green Mountain Energy? ▼
Green Mountain Energy leads in track record. Both companies deliver the same electricity through the same grid—the real differences are in pricing, service quality, and available plan types.
Q: Is Gexa Energy or Green Mountain Energy cheaper? ▼
Anyone who answers this without knowing your zip code and usage is lying. The "advertised rate" is calculated at exactly 1,000 kWh—use 800 or 1,200 and the math changes completely. Both companies exploit this. Check ComparePower with your actual usage. Takes 2 minutes, and you'll see real numbers instead of marketing.
Q: Which company has been in Texas longer, Gexa Energy or Green Mountain Energy? ▼
Green Mountain Energy: 27 years. Gexa Energy: 22 years. Similar track records. Both have survived enough Texas summers to prove they won't fold mid-contract.
Q: Which is better for green energy, Gexa Energy or Green Mountain Energy? ▼
Both sell "green" plans. But "green" in Texas electricity means they buy renewable energy credits—it's accounting, not physics. Your electrons come from the same grid as everyone else. Want to know which has renewable generation backing versus just buying paper credits? Gexa has NextEra (the largest renewable generator in the US) behind them. Most others just buy credits. That's the difference.
Q: What types of plans do Gexa Energy and Green Mountain Energy offer? ▼
Gexa Energy: fixed-rate, variable-rate, green. Green Mountain Energy: fixed-rate, variable-rate, green. Similar variety. Both have enough options for most situations.
Q: Which is better overall, Gexa Energy or Green Mountain Energy? ▼
Same grid. Same wires. Same electrons. The electricity is literally identical—the only differences are price, service, and plan options. Gexa Energy wins if you want a solid rate without spending hours comparing gimmicks. Green Mountain Energy wins if you'll pay 15-25% more for authentic renewable energy--and feel good about it. For everyone else? Whoever's cheaper for your usage right now. Check ComparePower—it takes 2 minutes.