Loureiro Engineering Associates
Loureiro Engineering Associates is an employee-owned multi-disciplinary firm delivering integrated engineering, environmental, and construction services across the U.S. Northeast. It serves government agencies, commercial/industrial clients, and real estate developers via three operating divisions.
- Company typePrivate
- Founded1975
- HeadquartersPlainville, United States
- Headcount101–250
- GTM typeB2B
- OfferingServices
What Loureiro Engineering Associates does
Loureiro Engineering Associates is a privately held, 100% employee-owned multi-disciplinary firm headquartered in Plainville, Connecticut, founded in 1975 and operating with 101-250 employees across the U.S. Northeast. The company delivers integrated engineering, environmental, and construction services through three core operating divisions: Loureiro Engineering Associates (engineering and environmental consulting), Loureiro Contractors Inc. (heavy and highway construction), and Loureiro Building Construction (vertical building construction). It has expanded its capabilities through the acquisition of LRC (Loureiro Resources Corporation) and Pelletier Builders (2021), reinforcing a vertically integrated design-build model.
The firm's offerings span environmental site assessment, remedial design and remedial action work (including EPA/RIDEM-overseen Superfund site remediation in Rhode Island), infrastructure construction for heavy/highway projects, and vertical commercial/residential building construction. Customers are segmented across government agencies (including the EPA and Rhode Island Department of Environmental Management), commercial/industrial clients, and real estate developers, with use cases ranging from complex regulatory remediation to design-build project delivery. The company is differentiated by single-partner accountability across engineering and construction phases and by deep qualifications-based expertise in regulated environmental work.
Revenue is generated through professional services engagements — primarily project-based, multi-year contracts — priced on a quote-by-quote basis rather than through published tiers. The go-to-market model is sales-led and relationship-driven: approximately 95% of work originates from existing client relationships or word-of-mouth referrals, with new inquiries captured through a direct website contact form. Marketing presence is limited to a corporate website, LinkedIn, and YouTube, consistent with a low-funnel, relationship-centric acquisition approach. Ownership is structured entirely through an Employee Stock Ownership Program (ESOP), with no disclosed external investors or parent company.
Loureiro Engineering Associates firmographics
Firmographics- Name
- Loureiro Engineering Associates
- Legal name
- Loureiro Engineering Associates, Inc.
- Website
- https://Loureiro.com
- Company type
- Private
- Founded year
- 1975
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Loureiro Engineering Associates is an employee-owned multi-disciplinary firm delivering integrated engineering, environmental, and construction services across the U.S. Northeast. It serves government agencies, commercial/industrial clients, and real estate developers via three operating divisions.
- Ownership category
- akta.pro rank
Loureiro Engineering Associates industry classification
Industry- Product category
- Engineering & Construction Services
- NAICS
- Engineering Services (541330), Environmental Consulting Services (541620), Architectural, Engineering, and Related Services (5413)
- SIC
- Services-Engineering Services (8711)
- akta.pro primary industry
- Industrial & Process Engineering Consulting (BPAHAIAF)
- akta.pro secondary industries
- EHS Management Systems & ISO Consulting (ISO 14001/45001) (BPAHAJAF), Water, Wastewater & Hydraulics Engineering Consulting (BPAHAIAD)
Keywords
Where Loureiro Engineering Associates is headquartered
LocationHeadquarters
- HQ city
- Plainville
- HQ country
- United States
- HQ region
- North America
Offices1 record
Markets served
Loureiro Engineering Associates business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Supply Chain
Revenue model
- Engineering and Environmental Consulting: Professional consulting services for engineering and environmental projects, likely project-based or contract work
- Heavy & Highway Construction: Construction services for infrastructure projects including highways and heavy civil work
- Vertical Building Construction: Commercial and residential building construction services
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Project-based professional services pricing |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels4 records
Loureiro Engineering Associates product offering
Product offeringCore offering
Loureiro Engineering Associates is a full-service, multi-disciplinary engineering, environmental, and construction firm delivering integrated design-build solutions. It operates through three core divisions — Engineering & Environmental Consulting, Heavy & Highway Construction, and Vertical Building Construction — providing end-to-end services from environmental assessment and remediation through infrastructure and building construction for government and commercial clients.
Product overview
Loureiro Engineering Associates operates as an integrated engineering, environmental, and construction services company with three core operating divisions: Loureiro Engineering Associates (engineering and environmental consulting), Loureiro Contractors Inc. (heavy and highway construction), and Loureiro Building Construction (vertical building construction). The company also acquired LRC (Loureiro Resources Consulting) to enhance its comprehensive, vertically integrated solutions. This multi-brand structure allows Loureiro to deliver end-to-end services from environmental consulting through construction execution, with approximately 95% of work coming from existing clients or referrals.
Differentiator
Problem solved
Functional benefit
Brands
- Loureiro Engineering Associates: Engineering & Environmental Consulting division
- Loureiro Contractors Inc.
- Loureiro Building Construction
- LRC
Products and services
- Engineering & Environmental Consulting Integrated engineering design and environmental consulting services covering environmental assessment, regulatory compliance, and remedial design/action for government and commercial clients.
- Heavy & Highway Construction Construction services for heavy civil and highway infrastructure projects delivered by Loureiro Contractors Inc. for government agencies and commercial clients.
- Vertical Building Construction Commercial and residential building construction services delivered by Loureiro Building Construction for developers, government, and commercial clients.
- LRC Consulting Services Consulting services acquired through LRC, enhancing Loureiro's vertically integrated engineering, environmental, and construction solutions.
Quantifiable outcome
- 95% of work from existing client base or word-of-mouth referrals
Companies that use Loureiro Engineering Associates
Customer profileNamed customers2 records
Segments3 records
Ideal customer profiles3 records
Loureiro Engineering Associates technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature1 record
Loureiro Engineering Associates partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- LRC (Loureiro Resources Corporation)coreLRC has been integrated into Loureiro Engineering Associates, enhancing services and strengthening the company's commitment to delivering comprehensive, vertically integrated solutions. This integration combines LRC's expertise with Loureiro's existing engineering and construction capabilities.
Scale indicators1 record
Recent moves5 records
Expansion highlights5 records
Loureiro Engineering Associates competitors and assessment
Company assessmentBroad incumbents
- Tetra Tech: Large global consulting and engineering firm with leading environmental remediation and water practices. Comparable because both serve EPA/state agency clients on Superfund and site-remediation work; Loureiro is a smaller regional counterpart with the same service DNA.
- TRC Companies: Public engineering, environmental, and construction management firm focused on power, infrastructure, and environmental markets. Directly comparable business model — multi-disciplinary engineering plus construction delivery for government and industrial clients — but at substantially larger scale.
- CDM Smith: Major engineering and construction firm with strong environmental and water practice serving federal/state agencies. Comparable for environmental remediation, infrastructure, and federal contracting credentials, though at much larger scale.
- GHD: Global employee-owned engineering, architecture, and environmental consulting firm. Comparable employee-ownership model and integrated service delivery; Loureiro represents the Northeast US mid-market analogue of this structure.
- Stantec: International engineering, architecture, and environmental services firm with significant Northeast US presence. Comparable in serving environmental, infrastructure, and building-construction clients, though far broader geographically.
- Arcadis: Global design, engineering, and management consulting firm with deep environmental and water practices. Comparable for Superfund-type site remediation and government contract work; substantially larger and more globally diversified.
Direct peers
- Haley & Aldrich: Employee-owned geotechnical and environmental engineering consultancy serving similar Northeast commercial, real estate, and government clients. Closest structural peer to Loureiro: ESOP ownership, technical consulting focus, similar size band and project mix.
- Brown and Caldwell: Employee-owned environmental engineering and consulting firm focused on water, environmental remediation, and infrastructure. Highly comparable ownership structure and service mix; key competitor for state agency and EPA assignments.
- SLR Consulting: Multi-disciplinary environmental and advisory consulting firm with strong US Northeast presence and environmental remediation practice. Comparable size band and project mix; competitive overlap for EPA and state environmental work.
Regional players
- Sanborn, Head & Associates: Northeast-focused employee-owned engineering and environmental consulting firm. Closest geographic and structural analog to Loureiro — small/employee-owned, multi-disciplinary, regional — making it a direct competitor for similar state and private clients.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks5 records
Key highlights6 records
Customer concentration
Loureiro Engineering Associates social profiles
Digital presenceLoureiro Engineering Associates financial estimates
Financial estimateRevenue estimate
Valuation estimate
Loureiro Engineering Associates leadership team
Management profileNumber of profiles
Profiles6 records
Loureiro Engineering Associates subsidiaries and ownership
Company hierarchySubsidiaries3 records
Loureiro Engineering Associates funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Loureiro Engineering Associates M&A and investment
M&A and investmentM&A1 record
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Loureiro Engineering Associates
What does Loureiro Engineering Associates do?
Loureiro Engineering Associates is a full-service, multi-disciplinary engineering, environmental, and construction firm delivering integrated design-build solutions. It operates through three core divisions — Engineering & Environmental Consulting, Heavy & Highway Construction, and Vertical Building Construction — providing end-to-end services from environmental assessment and remediation through infrastructure and building construction for government and commercial clients.
Is Loureiro Engineering Associates a public or private company?
Loureiro Engineering Associates is a private company. It is classified as management employee owned and is currently operating.
When was Loureiro Engineering Associates founded?
Loureiro Engineering Associates was founded in 1975. It employs 101 to 250 people.
Where is Loureiro Engineering Associates based?
Loureiro Engineering Associates is headquartered in Plainville, United States, in the North America region.
How does Loureiro Engineering Associates make money?
Three revenue lines are on record. Engineering and Environmental Consulting is the primary driver. The others are heavy & Highway Construction and vertical Building Construction.
Who are Loureiro Engineering Associates's main competitors?
Broad incumbents on record are Tetra Tech, TRC Companies, CDM Smith, GHD, Stantec and Arcadis. Direct peers are Haley & Aldrich, Brown and Caldwell and SLR Consulting. Sanborn, Head & Associates is listed as a regional player.
Does Loureiro Engineering Associates have an API?
No public API is recorded for Loureiro Engineering Associates.
What industry is Loureiro Engineering Associates in?
Loureiro Engineering Associates's product category is Engineering & Construction Services. Its primary akta.pro industry code is BPAHAIAF, Industrial & Process Engineering Consulting, with a secondary code of BPAHAJAF, EHS Management Systems & ISO Consulting (ISO 14001/45001). Its NAICS code is 541330 and its SIC code is 8711.