FIRST5LABS
ISO 9001 & 14001 Certified

Precision E-Liquid
Manufacturing

Your comprehensive OEM partner for private label e-liquids. From R&D and formulation to production, regulatory compliance, and branding.

50K+

Bottles / Week

100+

Recipes Developed

27

EU Countries

ISO

9001 & 14001

End-to-End E-Liquid Solutions

From concept to market — manufacturing, testing, regulatory compliance, and branding under one roof.

Manufacturing

State-of-the-art production with 50,000+ bottles/week capacity. GMP compliant, ISO certified.

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Services

Lab testing, regulatory consultations, TPD registrations across all EU countries, and graphic design.

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OEM / Private Label

Complete private label solutions — bases, e-liquids, longfill and shortfill in custom packaging.

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R&D

Award-winning flavor development team. Custom recipe creation aligned with your brand vision.

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[Lab / Production Photo]

50K+

Bottles / Week

100+

Recipes Developed

27

EU Countries

2

ISO Certs

The Cornerstone of E-Liquid Innovation

First Five Labs is your comprehensive solution provider in the e-liquid industry. We don't just manufacture — we pioneer. From concept to market dominance, our expertise illuminates the entire journey.

Based in Zagreb, Croatia, we combine cutting-edge technology with rigorous quality standards to deliver products that exceed expectations.

ISO 9001 ISO 14001 GMP/GHP
Read Our Story

From Concept to Finished Product

Our three-stage manufacturing process ensures precision and quality at every step.

Research & Development

Custom recipe formulation by our award-winning flavor team. Brand development consulting. Raw material sourcing from verified suppliers.

Recipe Formulation Brand Consulting Raw Materials

E-Liquid Production

Automated filling, dosing, and sealing with 50,000+ bottles/week capacity. Strict ISO conditions. PureNic 99+ nicotine meeting EP & USP standards.

ISO Certified 50K+ bottles/week PureNic 99+

Labelling & Filling

Precision labelling and bottling with internal checklists exceeding regulatory mandates. Every batch undergoes comprehensive double-check before dispatch.

Precision Labelling QC Double-Check Batch Tracking

Ready to Launch Your E-Liquid Brand?

From formulation to packaging — we handle everything. Let's talk about your project.

Start Your Project

Private Label, Your Way

Customizable OEM solutions that empower your brand with premium products.

OEM Bases

Foundation for custom e-liquids with flexible PG/VG ratios.

250 ml 500 ml 1000 ml

OEM E-Liquids

Complete finished products in market-ready packaging.

10 ml 30 ml 60 ml 120 ml

Longfill & Shortfill

Nicotine-free solutions in retail-ready packaging.

0 mg/ml Retail Ready

Let's Build Something Together

Have a project in mind? We'd love to hear about it.

Send Message — form coming soon

Company Information

Company

PRVI PET d.o.o.

Address

Oporovecka 15, 10040 Zagreb, Croatia

VAT

HR62921711503

Bank / IBAN

Erste Bank d.d.

HR3224020061100789208