07/14/2026
As construction costs rise, insurance requirements tighten, and tax assessments receive more scrutiny, reliable cost data has never been more important.
That's why cost seg professionals continue to rely on Marshall & Swift.
It's one of the industry's most trusted sources for standardized building cost data... but like any tool, it's only as good as the person using it.
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Accurate property valuation plays an important role in real estate. One wrong calculation can expose you to financial risk, regulatory audit, or legal challenges.For decades, professionals across real estate, insurance, and municipal assessment have relied on Marshall & Swift to solve these challeng...