With more than two decades serving the environmental industry in Canada, Sequoia Environmental has the experience required to help resolve your environmental concerns.  With a wide range of available services and experience we are a professional contractor that is able to provide the labour, specialized equipment, and expertise to assist at any site.


  • Remediation system design, construction, and installation
  • In-house fabrication of purpose-built equipment, tailored to your site
  • Pilot testing, system design assistance, RFP specification development
  • Insitu chemical oxidation
  • Equipment maintenance, repair, and upgrades
  • Optimization of existing remediation equipment – no matter the manufacturer
  • Retrofits on existing remediation systems
  • Operational expertise – development and implementation of operation & maintenance plans for existing equipment and systems

Oil and Gas

Sequoia has extensive experience servicing the oil and gas industry as a premier environmental remediation contractor.  With a detailed understanding of oil and gas client needs we are able offer professional remedial services to address site problems.  Sequoia is focused working with clients for solutions that work with site operations and providing appropriately trained, experienced staff to complete every job.


  • Emergency spill response
  • Short and long term equipment rentals
  • Long term impact control at active sites
  • Sort term solutions focused on site closure
  • Proven history in upstream, midstream, and downstream sectors
  • Up to date and comprehensive HSE program, continuously developed to satisfy the most stringent of industry requirements.


Sequoia provides the landfill and waste industry in western Canada with safe, responsible, and reliable equipment and services. Sequoia offers custom solutions tailored specifically to each site’s unique requirements and demands. Waste & landfill is a demanding industry and Sequoia’s commitment to reliability, support, and ease of maintenance puts us ahead of the competition.


  • Leachate control and conveyance
  • Leachate treatment/evaporation
  • Weather stations and data acquisition
  • Telemetry, controls, and automation
  • Remote power solutions
  • Pumping and metering solutions
  • Vapour extraction and control

Commercial / Industrial

Sequoia serves as an environmental remediation contractor to many commercial and industrial clients, providing a variety of services.  With experience installing required equipment during construction phases or post construction phases of projects, we understand the need to work closely with property owners, site operations, and tenants in order to provide a finished product that addresses each stakeholders needs and works when required for everyone involved.


  • Sub slab depressurization systems
  • Chlorinated compound remediation
  • Vapour intrusion control
  • Nuisance vapour control


Sequoia’s commitment to reliability, ease of maintenance, and quality of construction means our equipment excels under the demanding requirements of the replica rolex Mining industry. Our ability to custom fabricate in-house equipment and treatment systems means you always get exactly what your site needs.
  • ARD/leachate treatment, neutralization, evaporation
  • Runoff and discharge water quality monitoring and control
  • Runoff and discharge water treatment systems
  • Chemical process and dosing equipment
  • Skid mounted & mobile equipment
  • Custom skid mounted steel framed building construction
  • Remote power solutions
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