MacKinnon & Olding
MacKinnon & Olding is a privately held, mid-sized marine services company based in Dartmouth, Nova Scotia, providing onshore marine construction and vessel maintenance for commercial, fishing, and government fleet operators in Atlantic Canada.
- Company typePrivate
- Founded-
- HeadquartersDartmouth, Canada
- Headcount51–100
- GTM typeB2B
- OfferingServices
What MacKinnon & Olding does
MacKinnon & Olding is a privately held, for-profit industrial services company headquartered in Dartmouth, Nova Scotia, Canada. Per its firmographic profile, the company specializes in onshore marine construction and vessel maintenance services — work that typically encompasses shipyard fabrication, hull and structural repair, outfitting, and refit support for commercial, fishing, naval, and government fleets. Its location in the Halifax Regional Municipality places it within one of Canada's most concentrated Atlantic marine service clusters, adjacent to major port infrastructure and the Irving Shipbuilding / Halifax Shipyard federal-defence supply chain.
The firm's scale, per the available data, sits in the 51–100 employee range, which is consistent with a mid-sized specialty marine contractor — large enough to handle multi-trade vessel projects and yard work, but sub-scale relative to the tier-one shipyards that serve Canada's National Shipbuilding Strategy. Specific service lines, technical capabilities, certifications (e.g., marine fitter/welder credentials, Transport Canada approvals), and proprietary tooling are not disclosed in the source material, and the firm's own website (mac-old.com) returned only a loading/verification placeholder at the time of data capture, so deeper product or platform detail could not be verified.
The revenue model for marine services of this type is generally project-based: fixed-price or time-and-materials contracts for refits, emergency repair, and new-build support, often tied to fleet operators, defence primes, or government port authorities. No pricing model, customer list, contract pipeline, or revenue figure is disclosed in the input. Consequently, the company's go-to-market specifics — segmentation between commercial fishing, offshore energy, naval/defence, and government clients; contract length; and pricing structure — cannot be characterized beyond industry norms. No funding rounds, M&A activity, partnerships, leadership changes, or product launches were disclosed, leaving the strategic trajectory effectively unverified from primary data.
MacKinnon & Olding firmographics
Firmographics- Name
- MacKinnon & Olding
- Website
- https://www.mac-old.com
- Company type
- Private
- Operating status
- Operating
- Headcount range
- 51–100 employees
- Short description
- MacKinnon & Olding is a privately held, mid-sized marine services company based in Dartmouth, Nova Scotia, providing onshore marine construction and vessel maintenance for commercial, fishing, and government fleet operators in Atlantic Canada.
- Ownership category
- akta.pro rank
MacKinnon & Olding industry classification
Industry- Product category
- Marine Construction & Vessel Maintenance
- NAICS
- Ship Building and Repairing (336611), Support Activities for Water Transportation (4883)
- SIC
- Ship & Boat Building & Repairing (3730)
- akta.pro primary industry
- Underwater Inspection, Maintenance & Repair (UWILD, Diving/ROV, In-water Cleaning) (IMAJAFAJ)
- akta.pro secondary industries
- Hull & Structural Repair (Steel/Aluminum, Plate Renewal, Coatings Prep) (TLAHAMAB), Engine & Mechanical Overhaul (Main/Aux Engines, Pumps, Valves, Compressors) (TLAHAMAD), Marine Piling & Deep Foundations (Jetties, Dolphins, Moorings) (IMAFAJAE), Marine Terminals & Cargo Handling Infrastructure (RoRo, Bulk, Container) (IMAFAJAF)
Keywords
Where MacKinnon & Olding is headquartered
LocationHeadquarters
- HQ city
- Dartmouth
- HQ country
- Canada
- HQ region
- North America
Markets served
MacKinnon & Olding business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Infrastructure, Supply Chain
MacKinnon & Olding product offering
Product offeringCore offering
MacKinnon & Olding is an onshore industrial services company based in Dartmouth, Canada, specializing in marine construction and vessel maintenance. The firm delivers physical industrial services to support vessels and marine infrastructure, drawing on a workforce of 51-100 employees. Its services are aimed at commercial marine and shipping clients requiring on-land construction, repair, and upkeep of marine assets.
Differentiator
Problem solved
Functional benefit
Products and services
- Marine Construction Services
- Vessel Maintenance Services
Companies that use MacKinnon & Olding
Customer profileIdeal customer profiles1 record
MacKinnon & Olding technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
MacKinnon & Olding competitors and assessment
Company assessmentDirect peers
- Heddle Marine Services: Canadian marine construction and ship repair firm with Atlantic Canadian presence, offering dockside repairs, marine construction, and industrial services - a near-direct match to MacKinnon & Olding's stated offering.
- Groupe Océan: Quebec-based marine services group operating shipyards, tugboat services, and marine construction across Eastern Canada; directly comparable in marine construction and vessel maintenance scope, though larger and more diversified.
- Aecon Marine: Marine construction arm of Aecon Group delivering wharves, jetties, and marine civil works across Canada; directly comparable for marine construction scope, though typically operating on larger infrastructure projects.
- Pomerleau Marine: Marine construction division of Pomerleau, focused on heavy civil marine works including ports, bridges, and underwater structures; comparable in marine construction capabilities but typically executing much larger scopes.
- Fleetway Inc. Atlantic Canadian marine engineering and technical services firm supporting ship repair, maintenance, and lifecycle management for naval and commercial clients - directly comparable technical services profile.
Broad incumbents
- Irving Shipbuilding: Halifax Shipyard operator and Canada's combatant shipbuilder for the Royal Canadian Navy; an established Atlantic Canadian incumbent in marine construction and vessel maintenance with vastly greater scale and yard capacity.
- CFB Halifax Dockyard (Davie): Lévis-based shipyard and icebreaker builder with Atlantic Canadian federal contracts; a much larger incumbent in ship repair, conversion, and vessel maintenance competing for similar regional scope.
Regional players
- Ocean Industries (Oceanex): Atlantic Canadian marine operator with in-house vessel maintenance capability and ship repair operations supporting its own fleet; regional player with comparable maintenance know-how but vertically integrated to its own shipping line.
Emerging players
- Vard Marine (Fincantieri): Vancouver-based ship design and marine engineering consultancy with naval and commercial clients; adjacent rather than directly competing, but operating in the same Canadian marine services ecosystem and often partnering with shipyards.
Others
- Clearwater Seafoods (Maintenance): Atlantic Canadian vessel operator with proprietary ship maintenance and marine services supporting its fishing fleet; comparable end-market exposure to Atlantic marine services even though not a direct competitor.
Market position
Strengths3 records
Weaknesses3 records
Competitive moat2 records
Key risks5 records
Key highlights4 records
Customer concentration
MacKinnon & Olding social profiles
Digital presenceMacKinnon & Olding financial estimates
Financial estimateRevenue estimate
Valuation estimate
MacKinnon & Olding leadership team
Management profileNumber of profiles
MacKinnon & Olding funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
MacKinnon & Olding M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about MacKinnon & Olding
What does MacKinnon & Olding do?
MacKinnon & Olding is an onshore industrial services company based in Dartmouth, Canada, specializing in marine construction and vessel maintenance. The firm delivers physical industrial services to support vessels and marine infrastructure, drawing on a workforce of 51-100 employees. Its services are aimed at commercial marine and shipping clients requiring on-land construction, repair, and upkeep of marine assets.
Is MacKinnon & Olding a public or private company?
MacKinnon & Olding is a private company. It is classified as unknown and is currently operating.
When was MacKinnon & Olding founded?
MacKinnon & Olding was founded in -1. It employs 51 to 100 people.
Where is MacKinnon & Olding based?
MacKinnon & Olding is headquartered in Dartmouth, Canada, in the North America region.
Who are MacKinnon & Olding's main competitors?
Direct peers on record are Heddle Marine Services, Groupe Océan, Aecon Marine, Pomerleau Marine and Fleetway Inc.. Broad incumbents are Irving Shipbuilding and CFB Halifax Dockyard (Davie). Ocean Industries (Oceanex) is listed as a regional player. Vard Marine (Fincantieri) is listed as an emerging player. Clearwater Seafoods (Maintenance) is listed as an others.
Does MacKinnon & Olding have an API?
No public API is recorded for MacKinnon & Olding.
What industry is MacKinnon & Olding in?
MacKinnon & Olding's product category is Marine Construction & Vessel Maintenance. Its primary akta.pro industry code is IMAJAFAJ, Underwater Inspection, Maintenance & Repair (UWILD, Diving/ROV, In-water Cleaning), with a secondary code of TLAHAMAB, Hull & Structural Repair (Steel/Aluminum, Plate Renewal, Coatings Prep). Its NAICS code is 336611 and its SIC code is 3730.