LIN ASSOCIATES

What LIN ASSOCIATES does

Lin Associates, Inc. is a privately held structural engineering and construction administration consulting firm founded in 1978 and headquartered at 2001 Beacon Street, Brighton, Massachusetts. The firm operates with two core service divisions: Bridge Services (design, inspection, rating, and rehabilitation of highway, railroad, and rapid transit bridges) and Building Structural Services (design and analysis of healthcare, educational, correctional, municipal, water/wastewater, and recreational facilities). Clients include Massachusetts state agencies (MassDOT, MBTA, DCAMM), municipal and federal entities (DC Water), and higher-education institutions across New England and Washington D.C. The company is SDO-certified MBE and MassUCP-certified DBE, holds MassDOT prequalification for Complex Bridge Design/Rating, NBIS Bridge Inspection, and Geotechnical Engineering, and its senior personnel are registered professional engineers in most New England states plus the District of Columbia.

The firm delivers projects using industry-standard engineering tools, including REVIT for 3D modeling, BIM for clash detection, and conventional structural analysis software for bridge and building design. Technical differentiators include Accelerated Bridge Construction (ABC) methodology demonstrated on the I-93 Fast 14 program (seven bridge superstructures replaced in twelve weekends), comprehensive bridge inspection and load rating under NBIS, AASHTO, MassDOT, and AREMA standards, and a column slip sleeve design for flyover roadways over navigable boat construction. Marquee projects include the 428,000 SF Worcester Recovery Center (LEED Gold, the largest non-road state-funded building project in Massachusetts history), Longfellow Bridge rehabilitation (ACEC Silver Award, 2019), DC Water's $200+ million Tunnel Dewatering Pump Station at Blue Plains, and multiple LEED-certified higher-education buildings.

The business model is professional services fee-for-engagement, billed on a project-by-project basis through government procurement and private contracts, with no publicly disclosed pricing. The company delivers exclusively through direct professional engagement with senior engineers and principals; there are no resellers or intermediaries. Marketing relies on a project portfolio website, ACEC/CMAA/BSA/MMA industry awards, and long-standing agency relationships rather than digital advertising, and the firm maintains an MBE/DBE set-aside positioning as a key competitive lever for public-sector work.

Name

LIN ASSOCIATES

Legal name

Lin Associates, Inc.

Website

https://linboston.com

Company type

Private

Founded year

1978

Operating status

Operating

Headcount range

1–10 employees

Short description

Lin Associates, Inc. is a privately held structural engineering and construction administration firm founded in 1978, providing bridge design, inspection, and rating plus building structural design for healthcare, educational, correctional, and water/wastewater facilities across New England and Washington D.C.

Ownership category

akta.pro rank

Product category

Structural Engineering Consulting

NAICS

Engineering Services (54133), Engineering Services (541330)

SIC

Services-Engineering Services (8711)

akta.pro primary industry

Civil & Structural Engineering Consulting (BPAHAIAA)

Keywords

• Structural engineering
• Bridge design
• Bridge inspection
• Construction administration
• Building design

Headquarters

HQ city

Brighton

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Others

Revenue model

1. Structural Engineering Consulting Services: Professional engineering fees for structural design services for bridges and buildings, including new construction, rehabilitation, and replacement projects. Services are provided on a project-by-project basis through government contracts and private sector engagements.
2. Construction Administration Services: Construction phase services including shop drawing review, field observation, value engineering submittal review, and regulatory coordination to ensure compliance with applicable codes and regulations.
3. Bridge Inspection and Rating Services: Inspection and load capacity rating services for bridges owned by various transportation agencies, billed on a per-project or contract basis.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels4 records

Core offering

Lin Associates is a structural engineering consulting firm providing structural design and construction administration services for bridges and buildings. Its offerings span bridge design, rehabilitation and replacement; bridge inspection and load capacity rating; structural engineering for buildings (healthcare, educational, correctional, municipal, water/wastewater, residential, recreational, and office facilities); and construction-phase services including shop drawing review, field observation, and regulatory coordination.

Product overview

Lin Associates is a structural engineering and construction administration firm providing services through two main divisions: Bridge Services and Building Structural Services. The Bridge division handles design, rehabilitation, replacement, and inspection/rating services for transportation structures. The Building division provides structural design and analysis for various facility types including healthcare, educational, correctional, municipal, recreational, office, and residential projects. Construction administration services support projects through the construction phase with shop drawing review, field observation, and compliance coordination. The company operates primarily in New England and serves municipal, state, federal agencies, and private sector clients.

Differentiator

Problem solved

Functional benefit

Products and services

• Bridge Design Structural design services for new bridge construction, rehabilitation, and replacement projects including railroad, vehicular, and pedestrian bridges throughout New England, delivered for state transportation agencies and private clients.
• Bridge Inspection/Rating Comprehensive bridge inspection and load capacity rating services performed in accordance with National Bridge Inspection Standards (NBIS) and AASHTO Manual for Bridge Evaluation, covering routine and fracture critical member inspections for state transportation agencies.
• Structural Engineering for Buildings Design and analysis services for concrete, steel, and timber building structures including office buildings, educational facilities, hospitals, correctional facilities, wastewater treatment plants, and other public infrastructure, delivered to government, institutional, and private sector clients.
• Construction Administration Construction phase services including shop drawing review, materials review, field observation, value engineering submittal review, and coordination with regulatory agencies to ensure compliance with applicable codes and project specifications.

Quantifiable outcome

• Worcester Recovery Center - 428,000 SF, largest non-road state-funded building project in Massachusetts history
• +4 more outcomes

Named customers15 records

Segments5 records

Ideal customer profiles6 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Scale indicators5 records

Recent moves5 records

Expansion highlights4 records

Direct peers

• Wiss, Janney, Elstner Associates: Engineering consultancy focused on structural engineering, investigation, and rehabilitation of buildings and infrastructure. Directly comparable to Lin Associates for bridge inspection, building structure design, and forensics work across public-sector clients.
• Simpson Gumpertz & Heger: Structural engineering consultancy specializing in building and infrastructure structures. Closely comparable to Lin Associates in core service mix (structural design, investigation, rehabilitation) and client base across transportation, government, and institutional projects.
• TranSystems: Transportation engineering consultancy with significant bridge design and inspection capabilities serving DOTs and transit agencies. Comparable to Lin Associates in bridge inspection/rating, complex bridge design, and government client base, particularly in the Northeast.
• Tighe & Bond: New England-based engineering consultancy providing structural, civil, and environmental services to municipalities, state agencies, and institutions. Closely comparable to Lin Associates in regional footprint, service mix, and public-sector client base in Massachusetts.
• Greenman-Pedersen Inc. Engineering and construction management firm with strong Northeast presence and bridge/highway practice serving state DOTs. Comparable to Lin Associates in transportation infrastructure work, prequalification-based contracting, and government client mix.
• Thornton Tomasetti: Structural engineering firm with strong bridge and building practices serving public agencies and institutional clients. Comparable to Lin Associates in delivering complex bridge design and building structural engineering, though operating at larger scale.

Broad incumbents

• HDR Inc. Large global engineering firm with extensive bridge, transportation, and buildings practices. Competes with Lin Associates for state DOT and institutional work, but operates at much larger scale and broader portfolio across multiple disciplines.
• AECOM: Global infrastructure consulting firm with large transportation, bridge, and building engineering practices. Competes for the same DOT and institutional clients as Lin Associates, particularly on mega-projects in the Northeast.
• WSP: International engineering consultancy with major bridge and infrastructure practices. Competes with Lin Associates on large public-sector bridge and transit projects, but at significantly larger scale and broader service portfolio.
• Stantec: Global engineering and consulting firm with significant bridge inspection, design, and building structures practices. Overlaps with Lin Associates in transportation infrastructure and public-sector building work, though much broader in scope.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat3 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/Lin.Associates

Compliance2 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles6 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about LIN ASSOCIATES