Our corporate quality policy ensures that all work performed and services delivered comply with project specifications, applicable codes and standards, and government regulations.

Our Services

With experienced personnel, a large fleet of equipment, and strong relationships with local subcontractors and vendors, Doyon Associated has the resources to successfully complete time-sensitive projects in challenging Arctic conditions, meeting high standards for quality, safety, and on-time delivery.

  • Pipeline Fabrication, Installation, and Infrastructure

  • Electrical and Communications

  • Cost Estimating

  • Constructability Reviews

  • Research and Development

  • Welding Procedure Development

  • Health, Safety, and Environmental Training

Our Projects

Doyon Associated has successfully completed numerous Alaska North Slope pipeline projects for major oil company customers, including ConocoPhillips Alaska, Inc., BP Exploration Alaska, Inc., ExxonMobil Development Company, Hilcorp Alaska, LLC, and Caelus Energy Alaska, LLC.

2024-2028, ConocoPhillips Alaska, Inc

Willow West Pipelines, VSM/HSM, and Power/Communications Installation

  • Installation of over 100 miles of pipelines and ≈ 4000 VSMs

  • Installation of ≈ 30 miles each of power and communication cable

  • Hydrotesting

2024, Hilcorp Alaska, LLC

EWE Pipelines Installation

  • Installation of ≈ 700 VSMs/HSMs

  • Installation of 6 miles of 30” Pipeline

  • Installation of 6 miles of 14” Pipeline

  • Hydrotesting

2024, Hilcorp Alaska, LLC

EWE Pipelines HSM/VSM Fabrication

  • Fabrication of ≈700 VSMs/HSMs

2023-2024, Mid-Alaska Pipeline, LLC

EPC for Residuum Pipeline Replacement

  • Decommissioning of an existing 16” crude oil pipeline

  • Design, procurement, installation, and commissioning of buried 8” Crude Oil Pipeline

2022, Mid-Alaska Pipeline, LLC
Pipeline Cleaning and In-line Inspection:

  • Cleaning of Crude Oil Pipeline System and Support for In-Line Inspection Tools

2021, Hilcorp Alaska, LLC
Estimating Services:

  • Provided decommissioning, removal, and restoration services for Alaska assets.

2019, Mid-Alaska Pipeline, LLC
Pipeline Cleaning and In-line Inspection:

  • Cleaning of Crude Oil Pipeline System and Support for In-Line Inspection Tools

2019, Caelus Energy Alaska, LLC
Oooguruk Pipeline Project:

  • Sea Water Injection System Light (SWISL) Pipeline Installation (12”)

2018, Hilcorp Alaska, LLC
Milne Point Moose Pad Pipeline Project:

  • Moose Pad Pipelines Installation (14”)

2014-2016, ConocoPhillips Alaska, Inc.
Alpine Pipelines Project:

  • CD-5 Pipelines Installation (6” GI, 8” MI, 8” WI, 20” PO)

2012-2015, ExxonMobil Development Co.
North Slope Pipeline Project, Badami to Point Thomson:

  • Point Thomson Export Pipeline & West Gathering Line, 8” & 12”

2010-2012, BP Exploration Alaska, Inc.
Prudhoe Bay Pipeline Projects:

  • Z-74 LDF Pipeline Replacement, 24”

  • S-36 Pipeline Replacement, 24”

2007-2011, ConocoPhillips Alaska, Inc.
Kuparuk Pipeline Projects:

  • Drill Site 2T Pipeline Installation, 10”

  • KPE Pickup & Relay Replacement, 18”

  • Drill Site 1R PO Pipeline Repair, 16”

  • Drill Site 2ED WI Pipeline Repair, 8”

  • Drill Site 1D EORX Conversion Project

  • Drill Site 1B Pipeline Replacement, 4” & 6”

  • KPE Smart Pigging Project, 12” & 18”

  • KPL Pipeline Replacement at Pump Station 1, 16”

  • Drill Site 2Z PO Pipeline Replacement, 12”/14”/18”

  • Drill Site 3H-A MI Pipeline Replacement, 10” & 12”