What Bristol Harbor Group does

Bristol Harbor Group, Inc. (BHGI) is a full-service naval architecture and marine engineering firm founded in 1993 and headquartered in Bristol, Rhode Island. The firm provides commercial vessel design, marine engineering, and consulting services across barges, tugs, articulated tug-barge (ATB) units, passenger ferries, dredges, LNG carriers, and specialty deck barges. Its service stack spans concept and preliminary design, detail design, finite element analysis (FEA), computational fluid dynamics (CFD), regulatory liaison with the American Bureau of Shipping (ABS) and U.S. Coast Guard (USCG), shipyard selection and contract negotiation, construction oversight, and lifecycle management. Notable technical milestones include the design of CLEAN JACKSONVILLE, North America's first LNG bunker barge using GTT MARK III Flex containment, and an ABS Approval in Principle for a 3,000 cubic meter LNG transport barge.

BHGI operates a professional services revenue model, billing clients on a project-by-project basis through enterprise field sales, competitive government procurement, and long-term relationship engagements. Its go-to-market mix combines federal work via USACE Indefinite Delivery/Indefinite Quantity (IDIQ) contracts (awarded 2010 and 2015) and direct engagements with agencies including NASA, NYPA, the U.S. Coast Guard, and the Maine Department of Transportation, alongside commercial clients such as TOTE/WesPac, Vane Brothers, Reinauer Transportation, General Dynamics Electric Boat, John W. Stone Oil Distributor, and Conrad Shipyard. BHGI maintains a sister-company relationship with The Shearer Group, Inc. in Houston, Texas, which provides complementary naval architecture, surveying, and construction oversight services. The firm is privately held and founder/management-owned, with no disclosed external investment.

Name

Bristol Harbor Group

Legal name

Bristol Harbor Group, Inc.

Website

https://bristolharborgroup.com

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

11–50 employees

Short description

Bristol Harbor Group is a Bristol, Rhode Island-based naval architecture and marine engineering firm founded in 1993 that designs commercial vessels — barges, tugs, ATBs, ferries, and LNG carriers — for federal agencies and commercial maritime operators.

Ownership category

akta.pro rank

Product category

Naval Architecture and Marine Engineering Services

NAICS

Ship and Boat Building (3366), Ship Building and Repairing (336611), Support Activities for Water Transportation (4883)

SIC

Ship & Boat Building & Repairing (3730)

akta.pro primary industry

Classification Society & Flag-State Liaison / Plan Approval Support (IMAJAGAN)

Keywords

• Naval architecture
• Marine engineering
• Commercial vessel design
• Shipyard consulting
• Marine regulatory support

Headquarters

HQ city

Bristol

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

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

Revenue model

1. Naval Architecture and Marine Engineering Consulting: BHGI provides vessel design, engineering, regulatory support, and construction services across a wide range of commercial and specialty vessels. Services span from concept design through shipyard selection, contract negotiation, detail design, construction oversight, and ongoing lifecycle management. Revenue is generated through professional service fees on project engagements.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels4 records

Core offering

Bristol Harbor Group (BHGI) is a full-service naval architecture, marine engineering, and consulting firm that delivers commercial vessel design, engineering, regulatory support, and construction oversight services. Projects span concept design through shipyard selection, contract negotiation, detail design, construction oversight, and ongoing lifecycle management for barges, tugs, ATBs, passenger vessels, dredges, LNG vessels, and specialty deck barges.

Product overview

Bristol Harbor Group is a full-service naval architecture and marine engineering firm offering a comprehensive suite of vessel design and consulting services. The core offerings include Vessel Design Services for commercial vessels (barges, tugs, ATBs, passenger vessels, dredges), Marine Engineering Services, and Consulting Services. Specialized analysis capabilities include Computational Fluid Dynamics (CFD) and Finite Element Analysis (FEA). Additional services encompass Construction Oversight, Acquisition Support, and Regulatory Support. The firm also offers LNG-related design capabilities including LNG bunker barge design. These services are typically bundled for clients requiring end-to-end vessel development from concept through construction.

Differentiator

Problem solved

Functional benefit

Products and services

• Vessel Design Services Full-service vessel design encompassing conceptual, preliminary, and detail design for commercial vessels including barges, tugs, ATBs, passenger vessels, and dredges, for government agencies and commercial vessel owners/operators.
• Marine Engineering Services Marine engineering focusing on vessel machinery and auxiliary systems including engines, generators, electrical systems, cargo systems, ballast systems, and related equipment, delivered to vessel owners and operators.
• Consulting Services Technical consulting services including professional engineering, operational assessments, independent design verification, fleet management, lifecycle management, logistics planning, regulatory compliance, construction oversight, and acquisition support for government and commercial maritime clients.

Quantifiable outcome

• North America's first LNG bunker barge successfully designed and built
• +2 more outcomes

Named customers11 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Nine partnerships are on record, tiered flagship and core.

• Conrad Industries / Conrad ShipyardflagshipStrategic or Co-development PartnerBHGI has a decade-plus relationship with Conrad Shipyard focused on coastal liquid cargo barges from 26,000 BBL to 80,000 BBL. BHGI developed the design for Conrad's 3,000 cubic meter LNG transport barge and received ABS Approval in Principle. BHGI also designed Conrad's 80,000 BBL double hull oil barges and ATB units. BHGI serves as the naval architecture partner providing vessel design, engineering support, and construction oversight for Conrad shipbuilding projects. The firms have collaborated on multiple LNG vessel projects including the CLEAN JACKSONVILLE LNG bunker barge.
• GTT (Gaztransport & Technigaz)coreTechnology or IntegrationBHGI uses GTT's proprietary MARK III Flex cargo containment technology in its LNG barge designs, specifically for the CLEAN JACKSONVILLE LNG bunker barge. GTT provides membrane technology essential for the LNG containment system on BHGI-designed vessels.
• The Shearer Group, Inc.flagshipStrategic or Co-development PartnerThe Shearer Group, Inc. (Houston, TX) is BHGI's sister company providing naval architecture, marine engineering, marine surveying, professional engineering, and construction oversight services. BHGI's sister company The Shearer Group, Inc. provided technical/shipyard support during construction of LNG vessels and provides construction oversight for projects including the MADELAINE-D 2502, AGM Marine, and CLEAN JACKSONVILLE.
• U.S. Army Corps of Engineers (USACE) Marine Design CenterflagshipStrategic or Co-development PartnerBHGI holds an IDIQ (Indefinite Delivery/Indefinite Quantity) contract with USACE Marine Design Center for naval architecture and marine engineering services. BHGI's first five-year IDIQ was awarded in 2010; a second was awarded in 2015. Projects include retrofits, FEA, CFD, electric load analyses, vibration analyses, barge and towboat designs, and dredge engineering for USACE and other federal agencies including USCG and NASA.
• Blount Boats, Inc.coreStrategic or Co-development PartnerBHGI has collaborated with Blount Boats on multiple vessel designs including the M/V FREEDOM conversion (Delaware River Port Authority), WABANAKI ferry (Casco Bay Lines), Mister T 85' tugboats, HAVASU II crane barge, and F/V BARBARA ELAINE oyster dredge. BHGI provided design, engineering, and construction support for conversions and new builds at Blount Boats.
• U.S. Coast Guard (USCG)coreStrategic or Co-development PartnerBHGI works closely with USCG on vessel certification, regulatory plan review, and vessel approvals across projects. BHGI coordinated with USCG for the DRIFTMASTER REPLACEMENT certification and has navigated USCG Subchapter K, T, D, and M compliance across multiple vessel projects.
• American Bureau of Shipping (ABS)coreStrategic or Co-development PartnerABS serves as the primary classification society for most BHGI-designed vessels. BHGI has received ABS Approval in Principle for LNG designs and works with ABS on rule compliance, stability analyses, and classification across all vessel types including oil barges, ATBs, and government vessels.
• SENESCO MarinecoreImplementation/ SI/ Consulting PartnerBHGI designed vessels built at SENESCO Marine (North Kingstown, RI) including the RTC 60-62 (60,000 BBL double hull oil barge for Reinauer Transportation) and RTC 25 (26,000 BBL oil barge). BHGI made site visits during construction for progress monitoring and specific question resolution.
• TOTE / WesPaccoreImplementation/ SI/ Consulting PartnerBHGI designed North America's first LNG bunker barge (CLEAN JACKSONVILLE) for WesPac/TOTE to serve Marlin Class container vessels and other LNG-powered vessels at Port of Jacksonville. BHGI served as regulatory lead and liaison between all parties during the HAZID/HAZOP, Waterway Suitability Study, and ABS/USCG approval processes.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• The Shearer Group: BHGI's sister company based in Houston, TX, providing naval architecture, marine engineering, marine surveying, and construction oversight. Directly comparable service portfolio and shared project pipeline (e.g., LNG vessels, oil barges).
• Glosten: Seattle-based independent naval architecture and marine engineering consulting firm with comparable government and commercial vessel design practice, including ferries, tugs, and offshore vessels.
• Elliott Bay Design Group: Seattle-based naval architecture and marine engineering firm specializing in commercial vessel design, regulatory support, and construction oversight for government and commercial clients.
• Jensen Maritime: A Crowley subsidiary providing naval architecture, marine engineering, and vessel design services for tugs, barges, and offshore support vessels, with similar regulatory and shipyard oversight capabilities.
• Art Anderson Associates: Bremerton, WA-based naval architecture and marine engineering consulting firm serving government and commercial clients with vessel design and engineering services.
• Guido Perla & Associates: Seattle-based naval architecture firm specializing in innovative vessel design for commercial, government, and research clients, including ferries and specialty vessels.
• Robert Allan Ltd. Canadian naval architecture and marine engineering firm recognized globally for tug, barge, and offshore vessel design; comparable regulatory and design depth, with a broader international footprint.
• Herbert Engineering Corp. Long-established naval architecture and marine engineering firm specializing in ship design and consulting services for commercial and government clients.

Broad incumbents

• Vard Marine: Fincantieri-owned naval architecture and ship design firm providing vessel and offshore engineering services, with broader resources and offshore specialization.
• Crowley Maritime (Engineering Services): Large maritime solutions provider with in-house naval architecture and vessel design capabilities (via Jensen Maritime), serving as a broader incumbent in tug, barge, and offshore vessel design.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks6 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/pages/Bristol-Harbor-Group-Inc/659395404156121?ref_type=bookmark
• LinkedInlinkedin.com/company/bristol-harbor-group-inc
• Xx.com/bhgi_1993

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles2 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 Bristol Harbor Group