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MWH Companies< history / social responsibility >

MWH Companies

Slayden is a leading Pacific Northwest general contractor, founded in 1984 and based in Stayton, OR. Ninety percent of its annual revenue is focused on water and wastewater facility upgrades, improvements, and expansions. Slayden forged a strong reputation within the region for executing large, complex projects on time and within budget. With 120 employees, (50 professional and administrative/70 craft), Slayden is a renowned alternative delivery contractor with 88% of annual revenues delivered through GC/CM (WA), CM/GC, or Progressive Design-Build.

Methuen Construction HQ - Plaistow NH

mwh companies

With over six decades of expertise in the field, Methuen Construction Company, Inc. stands as MWH’s Northeast subsidiary. Methuen is recognized as the most successful self-performing contractor in the industry and consistently strives to deliver innovative solutions to clients at the highest standard.

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