Landscape Architectural Services (U.S.) — NAICS 54132

An investor's primer for a general audience — relevant to both public-market and private investors. Core figures are U.S. federal statistics unless noted. Forward-looking statements are framed as judgments, not facts.

Read this first — this is a pass-through level. In the North American Industry Classification System (NAICS), code 54132 is a five-digit "industry" that contains exactly one six-digit national industry: 541320, Landscape Architectural Services. The two are effectively the same thing. This page gives the level's own ground-truth figures and points you to the full detail. For the complete analysis — investable universe, fee models, demand drivers, regulation, consolidation, and risks — see the 541320 primer.

1. Overview

Landscape architecture is the professional design of outdoor and public space — parks, plazas, campuses, streetscapes, waterfronts, trails, transit corridors, resorts, and the grounds of commercial, residential, and institutional development. Firms sell design, planning, permitting, and project-oversight services — not plants, not construction [3].

For an investor the structural facts are what matter: this is a small, extremely fragmented professional-services industry — roughly $6.6 billion in annual receipts spread across nearly 5,000 firms [1], most of them boutiques of a handful of people. It is a classic labor business — no factories, no inventory, modest capital needs — where profit comes from billing skilled people out at a multiple of their salary. There is no pure-play public stock; listed exposure exists only inside large, diversified architecture-engineering-and-construction (AEC) firms, while the profession itself is owned privately (partnerships and employee-owned practices). All of that is covered in depth at the child level [541320].

2. What's inside — and why this level equals its one child

NAICS is a nested hierarchy: sector (2-digit) → subsector (3-digit) → industry group (4-digit) → NAICS industry (5-digit) → national industry (6-digit). Code 54132 sits one rung above the leaf. Its single child is:

Because there is only one child, 54132 and 541320 describe the same set of firms with the same receipts, employment, and concentration. The U.S. Census Bureau publishes the numbers at both levels; they match. Nothing is aggregated, split, or lost between the two — the five-digit code exists only as a structural placeholder for a category that the six-digit level does not need to subdivide. Everything substantive about the business lives in the [541320 primer].

3. How big it is (this level's rollup figures)

These are our ground-truth federal figures for NAICS 54132 — identical, as expected, to 541320. They come from different Census programs and years and should not be added together as if they were one accounting statement:

The concentration ratios (CR4/CR8/CR20/CR50) are the combined revenue shares of the largest 4, 8, 20, and 50 firms; the HHI is the Census firm-revenue concentration measure (a monopoly scores 10,000). All point to a near-perfectly-competitive, highly fragmented market. Our federal file for this level contains no nonemployer receipts, utilization, backlog, margin, or wage figures — where a metric is absent, this page says so rather than inventing one.

Undercount caveat (important here). The $6.6 billion receipts figure is a floor for pure-play firms, not a ceiling for the service, for three reasons [3][5]:

1. It captures only firms whose primary business is landscape architecture; the large volume of landscape design done inside architecture (541310) and engineering (541330) firms is booked under their codes.
2. County Business Patterns covers only establishments with paid employees — it excludes self-employed sole practitioners, nonemployer businesses, and most in-house government staff, and this industry is dominated by very small, often individually owned shops (roughly six employees per firm on average).
3. Design-build landscapers who do design work are captured under 561730 — Landscaping Services, not here.

4. Investable universe (where value concentrates across the children)

With a single child, there is nothing to spread across: all of the level's value sits in 541320. The key takeaway repeats at this level — there is no pure-play public landscape-architecture company. Public-market exposure comes only through diversified AEC/infrastructure firms in which landscape architecture is a rounding error in the profit-and-loss statement: AECOM (NYSE: ACM), Jacobs Solutions (NYSE: J), Stantec (NYSE/TSX: STN), Tetra Tech (NASDAQ: TTEK), WSP Global (TSX: WSP), and Arcadis (Euronext: ARCAD) [9][10][11][12][13][14]. The design leaders of the profession — Sasaki, SWA Group, OLIN, Design Workshop, and peers — are privately held and often employee-owned, reachable only through private equity, partnership buy-ins, or acquisition. See [541320] for the full ticker table and the private-ownership map.

5. How the money works

Because the level equals its child, the economics are identical to a boutique design or law practice: revenue = billable hours × billing rate × utilization, with staff billed out at roughly 2.5–3× salary cost to cover overhead and leave a profit [22][23]. Fees are set as a percentage of construction cost, hourly time-and-materials, or fixed lump sums. Capital needs are modest; the metrics that matter are utilization, realized billing rates and net labor multiplier, backlog and book-to-bill, days-sales-outstanding on collections, and client concentration. Full detail — including an industry-survey profit benchmark of about 14% — is in the [541320 primer].

6. Demand drivers

Demand is derived — it rises and falls with construction and land development. The main drivers, unchanged at this level: cyclical private development (residential, commercial, hospitality, institutional); counter-cyclical public and quasi-public work (parks, streetscapes, transit, civic projects, often qualifications-based and infrastructure-funded); a structural, multi-year tailwind from climate adaptation and green infrastructure (stormwater, flood resilience, urban heat and tree canopy); a wealth-sensitive high-end residential slice; and technology (geographic information systems and artificial intelligence) as a double-edged productivity force . See [541320] for the full treatment.

7. Regulation

Landscape architecture is a state-licensed profession, not a federally regulated industry. All 50 states and the District of Columbia regulate it; using the title and stamping drawings requires a license, generally earned through an accredited degree, supervised experience, and the Landscape Architect Registration Examination (LARE) administered by the Council of Landscape Architectural Registration Boards (CLARB) [17]. Regulation also creates work — federal environmental review, Clean Water Act permitting, Americans with Disabilities Act (ADA) accessibility standards, and local zoning and tree ordinances all mandate landscape and open-space design . Because this level equals its child, none of this differs from 541320.

8. Consolidation

The industry is among the most fragmented in the professional-services economy — top-4 firms at just 7.1% of revenue and an HHI of 25 [1]. Two forces are consolidating the top: large AEC platforms absorbing landscape practices to sell "total environment" design, and founder succession pushing boutique owners to sell or convert to employee ownership as they retire, with private equity a growing buyer. The base of the market stays fragmented. Recent deal examples and cautions on misreading professional-services headlines are in the [541320 primer] [20][21].

9. Risks

The risk profile is that of the child: cyclicality (tied to construction and interest rates), public-budget dependence, thin margins and small-firm fragility (easy entry, slow collections, uncompensated redesign), professional liability (design, drainage, grading, accessibility), talent and succession risk as owners age, and fee compression from AI at the low end. For public investors specifically, landscape exposure cannot be isolated — the listed vehicles trade on the broad engineering/construction cycle, not on this niche. Full discussion in [541320].

10. How to invest and the outlook

There is no direct play. Public exposure means owning diversified AEC/infrastructure companies (ACM, J, STN, TTEK, WSP, ARCAD) and accepting that landscape architecture is a minor part of each [9]–[14]. The private routes — where the industry is actually owned — are buying equity in a boutique practice, backing an employee-stock-ownership-plan (ESOP) conversion, or acquiring and consolidating small firms whose founders are retiring. Outlook (forward-looking judgment): steady, low-single-digit growth rather than a boom, with real multi-year tailwinds from climate-adaptation and green-infrastructure mandates and public infrastructure funding, offset by interest-rate-sensitive development and AI-driven fee pressure [6][22]. The likely path is continued fragmentation at the base and gradual consolidation at the top. For the complete analysis, read the 541320 primer.

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Sources

Drawn from the child primer (NAICS 541320); numbering matches that document. This level's headline figures ([1] and [2]) are our ingested ground-truth federal stats (stats-54132.md), which are identical to 541320.

1. U.S. Census Bureau. 2022 Economic Census — Concentration by Largest Firms / Establishment and Firm Size, NAICS 541320 (receipts, firm count, CR4/CR8/CR20/CR50, HHI). 2022. https://api.census.gov/data/2022/ecnsize.html
2. U.S. Census Bureau. County Business Patterns 2023 — NAICS 541320 (establishments, employment, annual and Q1 payroll). 2025. https://www.census.gov/data/datasets/2023/econ/cbp/2023-cbp.html
3. U.S. Census Bureau. 2022 NAICS Manual — 541320 Landscape Architectural Services: definition and exclusions (541310, 541330, 541370, 561730, Sector 23). 2022. https://www.census.gov/naics/reference_files_tools/2022_NAICS_Manual.pdf
4. U.S. Census Bureau. County Business Patterns Methodology / Nonemployer Statistics (coverage and undercount). 2025. https://www.census.gov/programs-surveys/cbp/technical-documentation/methodology.html
5. U.S. Bureau of Labor Statistics. Occupational Outlook Handbook: Landscape Architects (median wage ~$79,660; ~3% growth 2024–2034; ~1,700 openings/yr). May 2024. https://www.bls.gov/ooh/architecture-and-engineering/landscape-architects.htm
6. AECOM. Fiscal Year 2024 Results (revenue ~$16.1 billion). 2024. https://www.macrotrends.net/stocks/charts/ACM/aecom/revenue
7. Jacobs Solutions Inc. Fiscal Fourth Quarter and Full-Year 2024 Earnings (revenue ~$11.5 billion). 2024. https://www.jacobs.com/newsroom/press-release/jacobs-reports-strong-fiscal-fourth-quarter-and-fiscal-year-2024-earnings
8. Stantec Inc. 2024 Annual Results — record earnings and backlog (net revenue ~CAD $5.9 billion). 2025. https://www.stantec.com/en/news/2025/stantec-announces-record-2024-earnings-increases-dividend-all-time-record-backlog-provides-2025-outlook
9. Tetra Tech Inc. Fiscal 2024 Results (record revenue ~$5.2 billion). 2024. https://www.sec.gov/Archives/edgar/data/831641/000110465924117683/tm2428315d1_ex99-1.htm
10. WSP Global. Parks and Open Spaces practice / 2024 Annual Report. 2025. https://www.wsp.com/en-us/services/parks-and-open-spaces
11. Arcadis. Planning, Landscaping and Urban Design / 2024 Financial Report. 2025. https://www.arcadis.com/en/services/architecture-urbanism/planning-landscaping-urban-design/
12. Populous. Populous Acquires OJB Landscape Architecture. 2026. https://populous.com/article/populous-acquires-ojb-landscape-architecture
13. Nasdaq. Acuren Corporation Completes Merger with NV5 Global, Inc. 2025. https://www.nasdaq.com/press-release/acuren-corporation-completes-merger-nv5-global-inc-create-market-leading-north
14. Grata. Market Overview: Landscape Architectural Services (NAICS 541320) — market size and growth. 2025. https://grata.com/market-research/541320-landscape-architectural-services
15. ProScape AI. How to Price Landscape Design Projects (fee models, hourly rates, overhead). 2026. https://proscapeai.com/resources/pricing-landscape-design-projects
16. American Society of Landscape Architects. Professional Licensure (all 50 states + D.C.; practice vs. title acts). 2026. https://www.asla.org/about/advocacy/licensure
17. Council of Landscape Architectural Registration Boards. Register for the L.A.R.E. (national exam). 2026. https://www.clarb.org/l-a-r-e-exam/register-to-take-exam/
18. Acquisition.gov. Federal Acquisition Regulation Part 36 — Construction and Architect-Engineer Contracts (qualifications-based selection / Brooks Act). 2026. https://www.acquisition.gov/far/part-36
19. U.S. Environmental Protection Agency. Clean Water Act Section 404 — permitting for dredged and fill material. 2026. https://www.epa.gov/cwa-404/clean-water-laws-regulations-and-executive-orders-related-section-404
20. U.S. Environmental Protection Agency. Using Green Infrastructure to Address Clean Water Act Requirements. 2025. https://www.epa.gov/green-infrastructure/using-green-infrastructure-address-clean-water-act-requirements
21. U.S. Access Board. Americans with Disabilities Act (ADA) Accessibility Standards. 2026. https://www.access-board.gov/ada/
22. Damian Holmes / World Landscape Architect. 2026 Business Trends for Landscape Architects (demand, interest rates, AI, funding). 2026. https://damianholmes.com/2026-business-trends-for-landscape-architects/
23. Landscape Architecture Magazine. Designers on AI's Back-Office Impact (fee pressure, automation). 2025. https://landscapearchitecturemagazine.org/deployment-of-ai-tools