If you are a Yearly member of PTF and wish to renew as a Lifetime member, please call Customer Service at 800-242-4363 (US); +203-702-7660 (Outside the US); or email customerservice@aiche.org.
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If you are a Yearly member of PTF and wish to renew as a Lifetime member, please call Customer Service at 800-242-4363 (US); +203-702-7660 (Outside the US); or email customerservice@aiche.org.