Green Mountain Energy vs 4Change Energy
Complaint Comparison
PUCT Data • Jul-Dec 2025
4Change Energy
Green Mountain Energy
Green Mountain Energy has 2.3 fewer complaints per 10k customers
Trust & Reputation
External ratings comparison
Trust Score is a weighted average: Google (40%), BBB (35%), Trustpilot (25%)
The Verdict
- Budget rates matter more than energy source
- The charitable giving angle makes you feel a little better about saving money
- You want simple fixed-rate plans without gimmicks
- You can live with basic customer service to save $150-$250/year
- You'll pay $200-$400/year for genuine renewable energy sourcing
- Environmental track record matters--27 years of green-only operation
- You want to support actual wind/solar infrastructure, not certificates
- Your credit qualifies (no prepaid option available)
Category Breakdown
4Change is 15-25% cheaper than Green Mountain
Green Mountain is 100% renewable; 4Change offers green as an option
Green Mountain's 10-15 min waits beat 4Change's 25-40 min
Green Mountain funds renewables; 4Change donates to charity
NRG Fortune 500 vs Just Energy bankruptcy history
Side-by-Side Comparison
| Feature | 4Change Energy | Green Mountain Energy |
|---|---|---|
| Parent Company | Tri-Eagle Energy (Just Energy subsidiary) | NRG Energy (NYSE: NRG) |
| Years in Texas | 14 | 27 |
| Service Areas | Oncor, CenterPoint, AEP, TNMP | Oncor, CenterPoint, AEP, TNMP |
| Fixed-Rate Plans | ||
| Variable Plans | ||
| Prepaid Options | ||
| Green Energy | Available as option | 100% renewable (all plans) |
| Charitable Giving | Yes ($1-$3/month to chosen charity) | No |
| Deposit Required | Conditional | Conditional |
| 24/7 Support |
At a Glance
| Factor | Green Mountain Energy | 4Change Energy |
|---|---|---|
| Best For | Green energy purists | Budget shoppers with a conscience |
| Price Level | Premium (green tax) | Budget (10-15% below big brands) |
| Years in Texas | 27 | 14 |
| Prepaid Available | No | No |
| Green Plans | All plans 100% renewable | Available as option |
Bottom Line: Green Mountain costs $200-$400/year more for genuine renewable sourcing. 4Change offers budget rates plus tiny charitable donations. Choose based on what matters: environmental infrastructure or personal savings.
The Short Answer
Both companies want you to feel good about your electricity bill. They take different approaches.
Green Mountain: Pay $200-$400/year extra. Your premium funds actual Texas wind farms and solar installations through direct contracts.
4Change: Save money on budget rates. They’ll donate $1-$3/month to your chosen charity. You keep the other $15-$30/month you’d have paid Green Mountain.
The math is clear: 4Change’s charitable donations are a rounding error. Green Mountain’s renewable investment is substantial. But 4Change saves you real money.
Overview
Green Mountain Energy pioneered Texas renewable electricity in 1997. Every plan is 100% renewable, sourced directly from Texas wind farms and solar generators. NRG Energy (NYSE: NRG) owns them. You’re paying a premium for 27 years of environmental credibility.
4Change Energy is a budget provider with a marketing angle: they donate a small portion of your bill to charity. Tri-Eagle Energy (a Just Energy subsidiary) owns them. The charity component is mostly marketing—$1-$3/month on a $150 bill is 1-2%.
The Price Reality
Average Texas household: 1,200 kWh/month
Green Mountain rate: 12-14 cents/kWh (typically) 4Change rate: 9-11 cents/kWh (typically)
Monthly difference: $20-$35 Annual difference: $240-$420
That’s the trade-off. Green Mountain gets your extra $300/year and invests it in renewable infrastructure. 4Change keeps your rates low and donates $12-$36/year to charity.
The Feel-Good Factor: Real Numbers
Let’s be honest about what each company accomplishes.
Green Mountain’s impact:
- Your $300/year premium funds direct wind farm contracts
- Supports actual solar installation partnerships
- 27 years of environmental investment track record
- Legitimate renewable energy infrastructure funding
4Change’s impact:
- Donates $1-$3/month to your chosen charity
- Annual charitable contribution: $12-$36
- You could donate $200+/year yourself from savings and do more good
The honest math: If charitable giving matters, save $300/year with 4Change and donate $200 yourself. You’d give 5-10x more to causes you choose.
If renewable energy infrastructure matters specifically, Green Mountain’s direct investment model beats cash donations to random charities.
Green Energy Options
Green Mountain wins decisively.
Green Mountain:
- 100% renewable on every plan—no exceptions
- Direct contracts with Texas wind farms
- Sources from actual solar installations
- Can document exactly where your electricity comes from
- Your premium funds new renewable infrastructure
4Change:
- Offers 100% renewable plans as an option
- Uses Renewable Energy Certificates (RECs) like most providers
- Green plans available but not the focus
- Budget rates remain the priority
If you choose 4Change’s green plan, you’re getting the same certificate-based offsetting that TXU sells. Green Mountain’s direct sourcing is genuinely different.
Company Stability: A Real Concern
Green Mountain wins on corporate backing.
Green Mountain: NRG Energy (NYSE: NRG) owns them. Fortune 500 company. $30+ billion market cap. Zero financial concerns.
4Change: Tri-Eagle Energy owns them, which is a subsidiary of Just Energy. Just Energy went through CCAA bankruptcy in 2021. They restructured and continue operating—PUCT verified their financial stability—but bankruptcy history is bankruptcy history.
If corporate stability matters to you, Green Mountain’s NRG backing is more reassuring than 4Change’s Just Energy parentage.
Customer Service
Green Mountain wins by default.
Green Mountain:
- Phone wait times: 10-15 minutes
- Staff understand renewable energy
- Website works, nothing fancy
- No 24/7 support
4Change:
- Phone wait times: 25-40 minutes during peak periods
- Website pays bills, shows usage, that’s it
- No proactive communication
- No 24/7 support
Neither company invested heavily in customer service, but Green Mountain is noticeably less painful to deal with.
The Verdict
Choose Green Mountain if:
- Genuine renewable energy infrastructure is worth $200-$400/year
- You want 27 years of environmental track record
- Direct wind/solar contracts matter more than charity donations
- Corporate stability (NRG backing) matters to you
Choose 4Change if:
- Budget rates matter more than energy source
- You’d rather save $200+/year and donate directly to causes you choose
- The charity angle makes budget shopping feel better
- The Just Energy bankruptcy history doesn’t concern you
The honest take: Green Mountain’s renewable investment is real. 4Change’s charitable donations are a marketing angle on a budget provider. Pick based on what you actually value: renewable infrastructure funding or maximum savings with a feel-good garnish.
Related Pages
Company Profiles
Related Comparisons
Company Snapshots
4Change Energy
- Parent Company
- Tri-Eagle Energy (Just Energy subsidiary)
- Years in Texas
- 14+
- Headquarters
- Dallas, 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 4Change Energy and Green Mountain Energy face other competitors.
Featured In Best-Of Lists
See where 4Change Energy and Green Mountain Energy are featured in our category guides.
Related Guides
Apartment Electricity in Texas: The Complete Renter's Guide
Everything Texas renters need to know about apartment electricity: when you need your own plan, short-term vs contract options, low-usage plans, deposits, and what happens when you move out.
tipsHow to Lower Your Electric Bill in Texas (12 Proven Ways)
The average Texas home spends $151/month on electricity. Here are 12 specific ways to cut that bill, from free habits to smart investments.
guidesTexas Solar Buyback Plans: Getting Paid for Your Solar Power
Texas has no net metering law, but solar buyback plans let you earn credit for excess power. Here's how they work, which providers offer the best rates, and whether it's worth it for your home.
"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 4Change Energy over Green Mountain Energy? ▼
Budget rates matter more than energy source. The charitable giving angle makes you feel a little better about saving money. You want simple fixed-rate plans without gimmicks. You can live with basic customer service to save $150-$250/year.
Q: When should I choose Green Mountain Energy over 4Change Energy? ▼
You'll pay $200-$400/year for genuine renewable energy sourcing. Environmental track record matters--27 years of green-only operation. You want to support actual wind/solar infrastructure, not certificates. Your credit qualifies (no prepaid option available).
Q: What is the main difference between 4Change Energy and Green Mountain Energy? ▼
4Change Energy wins on price shoppers. Green Mountain Energy wins on green energy, customer service, company stability. Both deliver identical electricity through the same wires—the difference is pricing structure, customer service, and plan options.