CSL Environmental & Geotechnical Ltd.

What CSL Environmental & Geotechnical Ltd. does

CSL Environmental & Geotechnical Ltd. is a privately held, multi-disciplinary engineering consulting firm founded in 2019 and headquartered in Thunder Bay, Ontario, with a regional office in Timmins and an equipment storage facility in Shuniah. The firm delivers integrated environmental, geotechnical, civil engineering, mining, and geomatics services to enterprise mining operators (Impala Canada, Goldshore Resources, Newmont Musselwhite), engineering contractors and EPCMs (WSP), and industrial/commercial property owners (Gore Motors Honda) across Northern Ontario and Western Canada. Its service portfolio spans the full mining lifecycle — greenfield baseline studies and permitting, operations-phase tailings dam and foundation engineering, and closure planning — augmented by Phase I/II/III environmental site assessments, remediation design, civil drainage and pavement design, and survey-grade geomatics (Wingtra UAV aerial mapping, HydroLite bathymetric surveys, topographic and GIS data).

The company's technology backbone combines field-deployed instrumentation — most notably A.P. van den Berg CPT/CPTu and Seismic CPT (SCPTu) electronic piezocone penetrometers, IVane electronic vane shear testing, Wingtra UAV aerial platforms, and HydroLite-Plus single-frequency depth sounders — with conventional engineering analysis software including Allpile, GeoStudio, Civil 3D, AquiferTest, and gINT. CSL monetizes exclusively through project-based professional service fees under direct B2B sales, leveraging a sales-led, relationship-driven go-to-market that emphasizes responsive field support, rapid mobilization to remote sites, and First Nations joint-venture partnerships (Whitesand First Nation, Fort William First Nation) required for Indigenous consultation in mining permits. The firm maintains a documented 100% safety record with no lost-time injuries and is a member of the WSIB Health and Safety Excellence Program, positioning itself as a regionally entrenched, Indigenous-engaged alternative to large national engineering consultancies for NW Ontario resource and infrastructure clients.

Name

CSL Environmental & Geotechnical Ltd.

Legal name

CSL Environmental & Geotechnical Ltd.

Website

https://cslltd.ca

Company type

Private

Founded year

2019

Operating status

Operating

Headcount range

1–10 employees

Short description

CSL Environmental & Geotechnical Ltd. is a Thunder Bay-based multi-disciplinary engineering firm delivering environmental, geotechnical, civil, mining, and geomatics consulting services to enterprise mining operators, EPCMs, and infrastructure clients across Northern Ontario and Western Canada.

Ownership category

akta.pro rank

Product category

Environmental & Geotechnical Engineering Services

NAICS

Architectural, Engineering, and Related Services (5413), Environmental Consulting Services (541620), Support Activities for Mining (2131), Geophysical Surveying and Mapping Services (541360)

SIC

Services-Commercial Physical & Biological Research (8731)

akta.pro primary industry

Geotechnical & Subsurface Engineering Consulting (BPAHAIAB)

akta.pro secondary industries

Civil & Structural Engineering Consulting (BPAHAIAA), Environmental, Permitting & Closure Services (EIA, Compliance Monitoring, Reclamation Execution) (IMAKAKAJ), Geotechnical Investigation & Site Characterization (Boreholes, In-situ Testing, Lab Testing) (IMAFAOAG)

Keywords

• Environmental consulting services
• Geotechnical engineering services
• Mining engineering consulting
• Civil engineering design
• Geomatics survey services

Headquarters

HQ city

Thunder Bay

HQ country

Canada

HQ region

North America

Offices3 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Technology or R&D, Marketing or Sales, Supply Chain

Revenue model

1. Geotechnical Engineering Services: Professional consulting services including field investigations, foundation design, slope stability assessments, and CPT testing services. Revenue generated through project-based professional service engagements.
2. Environmental Consulting Services: Environmental site assessments, permitting, compliance reporting, remediation design, and baseline studies for mining and construction clients. Project-based professional service fees.
3. Civil Engineering Design Services: Civil design services including drainage plans, holding pond design, construction layouts, and detailed design drawings. Billed as professional service engagements.
4. Geomatics Services: Aerial and ground-based survey services, bathymetric surveys, topographic surveys, and GIS data solutions. Professional service fees for data collection and analysis.

Go-to-market motion2 records

Distribution channels1 record

Marketing channels3 records

Core offering

CSL Environmental & Geotechnical Ltd. is a multi-disciplinary engineering consulting firm that delivers environmental, geotechnical, civil engineering, mining, and geomatics services to mining operators, exploration companies, and civil/construction contractors across Northern Ontario and Western Canada. Core offerings span the mining lifecycle (greenfield exploration, operations, closure), environmental site assessments and remediation, foundation and slope stability design, civil design, and aerial/bathymetric surveys, supported by advanced CPT testing and UAV mapping capabilities.

Product overview

CSL Environmental & Geotechnical Ltd. is a multi-disciplinary engineering firm offering an integrated portfolio of environmental, geotechnical, and civil engineering services. The company operates as a unified service platform centered on Mining Services (spanning greenfield development through operations to closure), complemented by specialized Geomatics Services (aerial and bathymetric surveys), Environmental Services (site assessments, remediation, compliance), and Geotechnical & Civil Engineering Services. Recent additions include Cone Penetration Testing (CPT) with electronic piezocone penetrometer equipment and Electronic Vane Shear Testing for soil characterization. All services are delivered using advanced software tools including Civil 3D, GeoStudio, Allpile, gINT, and AquiferTest.

Differentiator

Problem solved

Functional benefit

Products and services

• Mining Services Full-cycle mining consulting covering greenfield development (baseline studies, permitting), operations support (geotechnical engineering, environmental services), and mine closure planning including financial assurance and NOMC packages. Targets mining companies from early-stage exploration through to closure.
• Environmental Services Wide range of environmental services including Phase I/II/III Environmental Site Assessments, hydrogeological investigations, hydrological studies, baseline environmental studies for mining, permitting, compliance reporting, emergency spill response, and site remediation. Serves mining companies, civil contractors, and industrial/commercial property owners.
• Geotechnical & Civil Engineering Services Engineering services including detailed field investigation and inspections, shallow and deep foundation design, slope stability assessment, culvert and embankment design, earth retaining structures, containment pond design, dam safety review, and pavement design. Serves civil contractors, mining operators, and infrastructure developers.
• Civil Engineering Design Full civil design capability using Civil 3D software including topographical/layout surveying, construction layout services, drainage plans, holding pond design, secondary containment, access roads, culverts, and aggregate design. Targets construction contractors and infrastructure developers.
• Geomatics Services Aerial surveys using Wingtra UAV technology for high-resolution mapping, bathymetric surveys using Seafloor Systems HydroLite-Plus single-frequency depth sounder, topographic surveys, volumetric calculations, and GIS services. Serves mining, construction, and infrastructure clients requiring precise survey data.
• Cone Penetration Testing (CPT) Services State-of-the-art Cone Penetration Testing services using A.P. van den Berg electronic piezocone penetrometer equipment, including standard CPTu measurements (tip resistance, sleeve friction, pore water pressure) and Seismic CPT (SCPTu) for shear wave velocity calculations. Targets mining operators, highway developers, hydropower dam operators, and construction contractors.
• Electronic Vane Shear Testing High-precision Electronic Vane Shear Testing using A.P. van den Berg IVane system for accurate in-situ undrained shear strength measurements, available in slow speed (0.1-6 deg/s) and high speed (1-60 deg/s) configurations for various soil conditions.

Quantifiable outcome

• 100% safety record with no lost time injuries
• +2 more outcomes

Named customers5 records

Segments4 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature5 records

Partnerships

Two partnerships are on record, tiered core.

• Whitesand First NationcoreStrategic or Co-development Partner · 1 January 2019Joint Venture partnership with Whitesand First Nation. CSL works closely with the community to ensure training and meaningful opportunities are provided. The partnership has developed into lasting friendships through participation in traditional activities. CSL ensures youth know the opportunities available in the mining and construction industry.
• Fort William First NationcoreStrategic or Co-development Partner · 1 January 2019Joint Venture partnership with Fort William First Nation. CSL believes Indigenous partnerships are key to ensuring training and meaningful opportunities are provided to the communities they work with. The partnership involves working closely with community partners to ensure youth are aware of available opportunities.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• KGS Group: Canadian employee-owned engineering firm specializing in geotechnical, hydrotechnical, and environmental services for mining, energy, and infrastructure — very similar service mix and ownership structure to CSL, though with broader geographic reach.
• Piteau Associates: Canadian geotechnical and hydrogeological consultancy historically focused on mining and tailings engineering. Closely comparable to CSL on mining-tailings, slope stability, and groundwater investigation scopes.
• Pinchin Ltd. Canadian employee-owned environmental, building sciences, and geotechnical consultancy with deep mining and industrial client base. Direct overlap on Phase I/II/III ESAs, remediation design, and geotechnical engineering for the same client segments CSL serves.
• Englobe Corp. Canadian environmental, geotechnical, and materials engineering consultancy with multi-disciplinary capabilities for mining and infrastructure. Closely mirrors CSL's integrated environmental-geotechnical-civil service model at a slightly larger scale.
• SLR Consulting: Global mid-sized consultancy combining environmental, geotechnical, mining and advisory services — same multi-disciplinary, project-based, mining-and-infrastructure-tilted business model as CSL, but at materially greater scale.

Broad incumbents

• GHD: Large employee-owned engineering, environmental and construction services firm with strong Canadian mining and infrastructure presence. Overlaps CSL on environmental site assessments, geotechnical engineering and Indigenous engagement.
• WSP Global Inc. One of the world's largest engineering consultancies with deep Canadian mining, environmental, and geotechnical practices (incorporating the former Golder Associates). CSL has performed CPT testing as a subcontractor to WSP, making it the most direct incumbent benchmark.
• EXP: Large multi-disciplinary Canadian engineering, architecture and environmental firm with significant mining, geotechnical and infrastructure practices across Northern Ontario. Competes for similar enterprise mining and civil clients.
• Stantec Inc. Major Canadian-headquartered global engineering and environmental consultancy with active mining, environmental remediation, and geotechnical practices across Northern Ontario — directly competes for the same enterprise mining clients as CSL.

Regional players

• TBT Engineering Consultants: Thunder Bay-based engineering firm (TBT stands for Thunder Bay Terminal) providing geotechnical, environmental, civil and survey services across Northwestern Ontario — the most geographically overlapping peer and a direct competitor in CSL's home territory.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks7 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/CSLEnvironmentalGeotechnical

Revenue estimate

Valuation estimate

Number of profiles

Profiles8 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 CSL Environmental & Geotechnical Ltd.