Is AMRC or PSIX cheaper?

On trailing earnings, PSIX is cheaper: AMRC trades at a 46.24 P/E and PSIX at 8.56.

Which has grown faster, AMRC or PSIX?

Over the past five years, AMRC grew revenue faster — AMRC at a 13.07% CAGR versus PSIX at 11.64%.

Is AMRC or PSIX more profitable?

PSIX runs the higher net margin — AMRC at 1.59% versus PSIX at 14.28%.

Which has been the better investment, AMRC or PSIX?

Over the past 10-year, AMRC delivered the higher annualized total return — AMRC at 18.97% versus PSIX at 7.98%. Past performance doesn't predict future results.

Ameresco, Inc. (AMRC) vs Power Solutions International, Inc. (PSIX)

PSIX leads on 9 of 12 compared metrics.

A side-by-side comparison of Ameresco, Inc. and Power Solutions International, Inc. across valuation, profitability, dividends, and growth — built entirely from reported fundamentals, as of June 27, 2026. The ● marks the stronger figure on each row (cheaper multiple, higher margin/return).

Power Solutions International, Inc.

$876M

$37.99Industrials

Total return — AMRC vs PSIX

growth of $100 · last 14y

AMRC +117.7%PSIX +105.5%AMRC compounded faster

AMRC PSIX

AMRC vs PSIX: by the numbers

•AMRC is the larger company ($1.42B vs $876M market cap).
•PSIX trades at the lower earnings multiple (8.56 vs 46.24 P/E).
•PSIX converts more revenue to profit (14.28% vs 1.59% net margin).
•AMRC grew revenue faster over the past five years (13.07% vs 11.64% CAGR).

Which is better, AMRC or PSIX?

Metric tally: AMRC 3 · PSIX 9

It depends on what you're optimizing for:

ValuePSIX(lower P/E)

GrowthAMRC(faster 5Y revenue CAGR)

QualityPSIX(higher ROIC)

Metrics side by side

Valuation

Metric	AMRC	PSIX
P/E ratio	46.24	8.56●
Forward P/E	16.23	15.96
P/S ratio	0.72●	1.22
P/B ratio	1.28●	4.72
PEG ratio	—	0.18
EV / EBITDA	14.32	9.72●
FCF yield	—	2.96%

Profitability

Metric	AMRC	PSIX
Gross margin	15.58%	24.16%●
Operating margin	6.32%	13.48%●
Net margin	1.59%	14.28%●
ROE	2.84%	55.01%●
ROIC	3.52%	30.51%●

Growth (annualized)

Metric	AMRC	PSIX
Revenue CAGR (5Y)	13.07%●	11.64%
EPS CAGR (5Y)	-5.76%	53.38%●
FCF CAGR (5Y)	—	8.05%
Total return CAGR (5Y)	-15.67%	46.63%●

Frequently asked

Which is better, AMRC or PSIX?: It depends on your goal. value: PSIX (lower P/E); growth: AMRC (faster 5Y revenue CAGR); quality: PSIX (higher ROIC). Across all compared metrics, PSIX leads 9 to 3.
Is AMRC or PSIX cheaper?: On trailing earnings, PSIX is cheaper: AMRC trades at a 46.24 P/E and PSIX at 8.56.
Which has grown faster, AMRC or PSIX?: Over the past five years, AMRC grew revenue faster — AMRC at a 13.07% CAGR versus PSIX at 11.64%.
Is AMRC or PSIX more profitable?: PSIX runs the higher net margin — AMRC at 1.59% versus PSIX at 14.28%.
Which has been the better investment, AMRC or PSIX?: Over the past 10-year, AMRC delivered the higher annualized total return — AMRC at 18.97% versus PSIX at 7.98%. Past performance doesn't predict future results.

Go deeper

Full AMRC analysis Full PSIX analysis Interactive comparison tool

Dig into the metrics

Ameresco P/E ratio Power Solutions International P/E ratio Ameresco dividend yield Power Solutions International dividend yield Ameresco ROE Power Solutions International ROE Ameresco operating margin Power Solutions International operating margin Ameresco revenue growth Power Solutions International revenue growth Ameresco free cash flow Power Solutions International free cash flow

Ameresco & Power Solutions International appear in these rankings

Highest ROE Stocks Highest ROIC Stocks Best 10-Year Total Return Stocks Lowest P/E Ratio Stocks

Figures are sourced from reported fundamentals and the latest end-of-day price. This comparison is informational only and is not investment advice. Past performance does not predict future results. See our methodology. Compiled by TGMCharts Research · data verified June 27, 2026.