TIC vs TTEK: Which Is the Better Buy in 2026?

Same yardstick, side by side (as of August 2026). Valuation lined up like this is most meaningful for two names in the same corner of the market, which these are. Figures are approximate; verify before investing.

The metrics above tell you which is the marginally better business. The bigger risk for most people is not picking the slightly worse stock, it is over-concentrating. TIC and TTEK share themes, so owning both, or adding either to what you already hold, can quietly push a large share of your portfolio into one bet.

This is the part a generic comparison page cannot answer, because it depends on what you own. Connect your brokerage and Walnut shows your real, combined TIC and TTEK exposure, flags overlap with your existing positions, and tells you if adding one would tip you past a concentration you are comfortable with, read-only by default, with your login staying at your broker. Walnut is not an investment adviser.

TIC Solutions inspects things that fail expensively. The core business, formerly listed as Acuren Corporation, sends technicians into refineries, chemical plants, pipelines, power stations and aerospace facilities to run nondestructive testing: radiography, ultrasonic testing, magnetic particle inspection, rope-access work on structures nobody wants to scaffold, plus welding, coatings and related compliance services. Most of that work is non-discretionary. Regulators and insurers require it, plant turnarounds happen on a schedule, and customers tend to renew with the incumbent because switching an inspection vendor means requalifying people and procedures. That gives the revenue base a maintenance-spending character rather than a capital-cycle one, which is the reason the company describes itself as an asset integrity provider rather than a contractor.

Full TIC guide

Tetra Tech provides consulting, engineering, program management, and construction management services focused on water, environment, and sustainable infrastructure, operating through its Government Services Group (GSG) and Commercial/International Services Group (CIG). Its clients span US federal, state, and local agencies plus commercial and international customers, and its expertise in water resources, environmental remediation, and data analytics has made it one of the leading pure-play firms in the space alongside AECOM, WSP, Jacobs, Stantec, and Arcadis.

Full TTEK guide

Both fit overlapping themes, but they are not interchangeable. The useful comparison is which set of drivers and risks you want exposure to.

• TIC drivers: Non-discretionary inspection demand; NV5 integration and cross-selling.
• TTEK drivers: Water and environmental infrastructure demand; Backlog and margin expansion.

A faster-growing, richer-valued name usually swings harder, so it suits a longer horizon and a higher tolerance for volatility; a steadier, more cash-generative business suits a more conservative or income-minded investor. The honest test is which set of risks you could hold through a drawdown: Leverage is the dominant risk: ~$1.70 billion of total debt against ~$362 million of cash, a negative net cash position of ~$1.34 billion, and an Altman Z-Score around 1.16, a level conventionally read as financial stress. For TTEK, the biggest risk is dependence on government spending, shown vividly when a USAID and State Department funding pause cut roughly $200 million in one quarter and hundreds of millions in annualized revenue.

Growth-minded investors who believe the theme has years to run tend to accept the richer multiple for more upside; value-minded investors lean toward the cheaper forward earnings and steadier profile. Pick TIC if you believe its drivers more; TTEK if you believe its. Many investors hold both, but since they share themes, that is a concentrated bet, not diversification. Decide deliberately and check overlap. For the full detail, see the TIC and TTEK guides.

TIC. There is no trailing P/E because the company is unprofitable on a reported basis, so the market prices it on EV/EBITDA of roughly 18x and a forward P/E near 18x on expected post-integration earnings. Price-to-sales of about 1.1x looks undemanding for a services business, but enterprise value of ~$3.55 billion versus a ~$2.2 billion market cap is the reminder that debt holders own a large slice of the capital structure. The valuation is effectively a bet on synergy realization rather than on the current earnings stream.

TTEK. TTEK trades at a forward P/E in the low-20s, a premium that reflects its specialized positioning and steady margin gains but is roughly in line with the broader commercial-services group. Several valuation models flag the stock as trading below estimated fair value, though such estimates depend heavily on growth assumptions. The company raised fiscal 2026 guidance after beating second-quarter estimates.

Headline figures (approximate, August 2026): TIC shows revenue (ttm) ~$2.05B, net income (ttm) ~-$116M, ebitda (ttm) ~$195M, market cap ~$2.2B; TTEK shows revenue (fy2025) ~$4.6B, net revenue guidance (fy2026) ~$4.25B to $4.4B, adjusted eps guidance (fy2026) ~$1.50 to $1.58, backlog (q2 fy2026) ~$4.28B.

TIC and TTEK are related but distinct: same themes, different businesses and risks. Neither wins in the abstract; the right pick is whichever thesis you actually believe, sized so you are not over-concentrated in one theme. Walnut can show your combined TIC and TTEK exposure against your real portfolio. It is not an investment adviser.