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HSI Engineering Clients Contractors
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Strict Standards: Non-static method Cache::get() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/models/package.php on line 61

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Strict Standards: Declaration of SelectAttributeTypeController::exportValue() should be compatible with AttributeTypeController::exportValue(SimpleXMLElement $akv) in /home/richardharo/hsi-engineering.com/concrete/models/attribute/types/select/controller.php on line 506

Strict Standards: Declaration of SelectAttributeTypeController::saveKey() should be compatible with AttributeTypeController::saveKey() in /home/richardharo/hsi-engineering.com/concrete/models/attribute/types/select/controller.php on line 506

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Strict Standards: Non-static method PermissionsCache::exists() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/models/permissions.php on line 69

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Strict Standards: Non-static method PermissionsCache::getObject() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/models/permissions.php on line 70

Strict Standards: Non-static method PermissionsCache::getIdentifier() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/models/permissions.php on line 45

Strict Standards: Non-static method Area::getOrCreate() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/models/block.php on line 59

Strict Standards: Non-static method Area::get() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/models/area.php on line 160

Strict Standards: Non-static method Cache::get() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/models/area.php on line 127

Strict Standards: Non-static method Cache::key() should not be called statically in /home/richardharo/hsi-engineering.com/concrete/libraries/cache.php on line 117

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ABOUT US> OUR CLIENTS> Contractors


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HSI provides contractors with value engineering (VE) and constructability solutions to keep their projects on budget and on schedule. We specialize in Cost Reduction Incentive Proposal (C.R.I.P.) facilitation, including design, inspection and jurisdictional processing and approval. We provide solid bidding strategy advice on utilizing in-place chemical soil stabilization. Other available services include quality control, referee testing, forensic analysis and materials testing.

  • Appian Engineers
  • Black Diamond Paving
  • Bay Cities Paving & Grading
  • Central Valley AG Grinding
  • Clark Brothers
  • Coast Inland Constructors
  • Coastal Paving
  • Contri Construction
  • Delta Grinding
  • De Silva Gates
  • Don Chapin Company
  • DPR Construction
  • DRYCO Construction
  • Flatiron Construction
  • Fremont Paving
  • George Reed
  • Ghilotti Brothers
  • Granite Construction
  • Graniterock
  • Griffin Soil
  • GSE Construction
  • H&H Trenching
  • James Riolo Paving
  • Northwest General Engineering
  • O.C. Jones
  • Pedroia & Sons
  • Redgwick Construction
  • Robert A. Bothman
  • R&L Brosamer
  • RQ Construction
  • Slater & Son
  • SSC Contractors
  • Top Grade Construction
  • United Paving
  • Walbridge/Overaa (joint venture)
  • Walsh Construction
  • Warm Springs Constructors (Kiewit)
  • Western Stabilization
  • WR Forde
  • XL Construction

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