
Principal Contractor
What the service includes
We manage projects from concept to completion, including design coordination, structural works, project management, subcontractor oversight, compliance, H&S management, budget control, quality supervision and handover.
Who this service is for
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Public‑sector clients (NHS, local councils, education providers)
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Commercial organisations
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Private residential clients (extensions, refurbishments, conversions)
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Heritage and ecclesiastical building owners
Why clients choose Astral
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Family‑run main contractor with 30+ years in Sheerness
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Chartered construction managers & surveyors
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Proven delivery on complex builds and sensitive heritage work
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Transparent site supervision, cost control, and client communication
Compliance, accreditations & safety
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CHAS, SafeContractor, Constructionline, NHBC
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Full H&S policies, SSIP‑aligned assessments
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Qualified site managers and certified trades
