Jeff Clarenz
Jeff Clarenz
Chief Technology Officer, OneHRIS
Jeff Clarenz is the CTO of One PHP Technology, the company behind OneHRIS. He leads engineering across OnePHP's suite of enterprise software for Philippine businesses and writes on HRIS implementation, cloud architecture, and the technical decisions companies face when modernizing their HR and payroll operations.
LinkedIn →Articles by Jeff Clarenz
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HRIS Implementation Checklist: What to Prepare Before Go-Live
A practical checklist for Philippine companies rolling out an HRIS for the first time: employee data, payroll setup, government IDs, work schedules and go-live testing.
October 19, 2026
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Multi-Entity HRIS for Philippine Holding Companies: Managing Multiple TINs Under One System
How Philippine holding companies and conglomerates manage HR and payroll across multiple legal entities with separate BIR TINs, SSS employer numbers and payroll structures under a single HRIS.
October 19, 2026
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On-Premise vs Cloud HRIS: Pros, Cons and What Philippine Companies Choose
A comparison of on-premise and cloud HRIS for Philippine companies: upfront costs, data control, maintenance responsibility, and which setup fits which company size and situation.
October 19, 2026