MEG vs CLH vs CECO vs WM

For growth investors, CECO Environmental Corp.

(CECO) is the stronger pick with 38. 8% revenue growth year-over-year, versus 2. 4% for Clean Harbors, Inc. (CLH). Waste Management, Inc. (WM) offers the better valuation at 33. 1x trailing P/E (27. 1x forward), making it the more compelling value choice. Analysts rate Montrose Environmental Group, Inc. (MEG) a "Buy" — based on 12 analyst ratings — the highest consensus in this comparison. The "better buy" depends entirely on your goals: growth investors should weight revenue trajectory, value investors should weight P/E and PEG, and income investors should weight dividend yield and streak.

On trailing P/E, Waste Management, Inc.

(WM) is the cheapest at 33. 1x versus CECO Environmental Corp. at 59. 4x. On forward P/E, Waste Management, Inc. is actually cheaper at 27. 1x. The PEG ratio (P/E divided by earnings growth rate) is the most growth-adjusted single valuation metric: CECO Environmental Corp. wins at 1. 14x versus Waste Management, Inc. 's 1. 97x — a reasonable growth-adjusted valuation.

Over the past 5 years, CECO Environmental Corp.

(CECO) delivered a total return of +1003%, compared to -61. 5% for Montrose Environmental Group, Inc. (MEG). Over 10 years, the gap is even starker: CECO returned +1282% versus MEG's -1. 4%. Past returns do not guarantee future results, and the stock with the higher historical return may already have its best growth priced in.

By beta (market sensitivity over 5 years), Waste Management, Inc.

(WM) is the lower-risk stock at -0. 17β versus Montrose Environmental Group, Inc. 's 1. 82β — meaning MEG is approximately -1144% more volatile than WM relative to the S&P 500. On balance sheet safety, CECO Environmental Corp. (CECO) carries a lower debt/equity ratio of 8% versus 2% for Waste Management, Inc. — giving it more financial flexibility in a downturn.

By revenue growth (latest reported year), CECO Environmental Corp.

(CECO) is pulling ahead at 38. 8% versus 2. 4% for Clean Harbors, Inc. (CLH). On earnings-per-share growth, the picture is similar: CECO Environmental Corp. grew EPS 280. 6% year-over-year, compared to -1. 9% for Clean Harbors, Inc.. Over a 3-year CAGR, CECO leads at 22. 4% annualised revenue growth. Higher growth typically commands a higher valuation multiple — check whether the premium P/E or P/S is justified by the growth rate using the PEG ratio.

Waste Management, Inc.

(WM) is the more profitable company, earning 10. 7% net margin versus -0. 1% for Montrose Environmental Group, Inc. — meaning it keeps 10. 7% of every revenue dollar as bottom-line profit. Operating margin tells a similar story: WM leads at 18. 3% versus 1. 5% for MEG. At the gross margin level — before operating expenses — MEG leads at 34. 1%, reflecting greater pricing power or product mix advantage. Stronger margins indicate durable pricing power, lower cost of revenue, or higher mix of software/services. They are one of the clearest signs of business quality.

The PEG ratio (forward P/E divided by expected earnings growth rate) is the most precise measure of undervaluation relative to growth potential.

By this metric, CECO Environmental Corp. (CECO) is the more undervalued stock at a PEG of 1. 14x versus Waste Management, Inc. 's 1. 97x. A PEG below 1. 5 suggests fair-to-attractive pricing relative to expected growth. On forward earnings alone, Waste Management, Inc. (WM) trades at 27. 1x forward P/E versus 172. 3x for Montrose Environmental Group, Inc. — 145. 2x cheaper on a one-year earnings basis. Analyst consensus price targets imply the most upside for MEG: 123. 5% to $49. 33.

In this comparison, WM (1.

5% yield), MEG (0. 5% yield) pay a dividend. CLH, CECO do not pay a meaningful dividend and should not be held primarily for income.

For long-horizon retirement investors, Waste Management, Inc.

(WM) is the stronger choice — it scores higher on the combination of lower volatility, dividend reliability, and long-term compounding (low volatility (β -0. 17), 1. 5% yield, +301. 0% 10Y return). Montrose Environmental Group, Inc. (MEG) carries a higher beta of 1. 82 — meaning larger drawdowns in market downturns, which matters significantly when you cannot wait years for a recovery. Both have compounded well over 10 years (WM: +301. 0%, MEG: -1. 4%), confirming both are viable long-term holds — but the lower-volatility option typically results in less emotional selling during corrections. Retirement portfolios generally favour predictability over maximum returns. Consult a financial advisor before making allocation decisions.

Both stocks operate in the Industrials sector, making this a peer-level intra-sector comparison — the same macro tailwinds and headwinds will affect both.

In terms of investment character: MEG is a small-cap high-growth stock; CLH is a mid-cap quality compounder stock; CECO is a small-cap high-growth stock; WM is a mid-cap quality compounder stock. MEG, WM pay a dividend while CLH, CECO do not, making them suitable for different income and tax situations. These fundamental differences mean investors should not choose between them on a single metric — the "better stock" depends entirely on which of these characteristics aligns with your investment strategy.