Accounting Made Simple for Startups

ContaStart delivers comprehensive accounting and compliance services to help startups focus on growth. Based in Seville, we understand the unique challenges of early-stage ventures.

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Trusted by Growing Startups

Why Choose ContaStart

Streamlined Solutions for Early-Stage Companies

Expert Bookkeeping

Our team ensures your records are accurate and up to date, so you can concentrate on building your product and serving your customers.

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Tax Compliance

We handle all filings and regulatory requirements in Spain, helping you meet deadlines and avoid administrative penalties.

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fin Advice

Benefit from strategic guidance based on your reporting data. We highlight trends and offer practical recommendations for sustainable growth.

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Ready to Elevate Your Startup?

Partner with ContaStart for reliable accounting services tailored to your startup’s needs. Let us manage the numbers while you drive innovation.

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Meet Our Team

Our experts combine deep technical knowledge with hands-on experience in startup accounting and compliance, dedicated to supporting your business journey.

María López

María López

Chief Accountant

Carlos Martín

Carlos Martín

Tax Specialist

Lucía Fernández

Lucía Fernández

fin Advisor

Core services designed for startup founders

Key Benefits of Our Startup Accounting

Automated Bookkeeping

Effortlessly capture all transaction details through automated bank feed imports and intelligent categorization, reducing manual input.

Real-Time Reporting

View up-to-the-minute dashboards that display your cash flow and expense summaries, helping you monitor progress at a glance.

Tax Compliance

Stay on top of local VAT filings, quarterly submissions, and regulatory requirements specific to Spain without added stress.

Expense Management

Easily upload receipts and track reimbursements, ensuring that every cost entry is organized and accessible.

Tailored Accounting for Startups

Meeting the Unique Needs of New Ventures

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Streamlined Expense Tracking

At ContaStart, we understand that for any new venture, maintaining accurate records of day to day transactions is essential to ensure compliance and operational clarity. Through a combination of automated tracking, seamless integration with bank feeds, and tailored categorization rules, we simplify the process of recording expenses, revenues, and other activity. Our focus is on delivering complete visibility into cash flows, removing manual tasks that distract from core innovation efforts. We provide interactive dashboards that update in real time, empowering founders to make informed choices without unnecessary administrative overhead. Our system supports vendor profiling, VAT categorization based on Spanish rules, and bulk reconciliation tools that significantly reduce time spent on reconciliation during each accounting cycle.

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Customized Reporting

Generate fin summaries that match your startup’s unique structure. From breakdowns by project to monthly performance charts, our reporting adapts to your requirements.

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Meeting the Unique Needs of New Ventures

Integration with existing tools is critical for a smooth fin workflow. ContaStart connects seamlessly with popular invoicing platforms, payroll systems, and bank accounts used in Spain. You can automate the import of sales records, sync employee time tracking entries, and employ digital signature modules for official documents. By consolidating all data under one cloud-based accounting ledger, you eliminate transfer errors and achieve consistent record keeping. Notifications and alerts notify you of overdue filings or unusual transaction patterns, helping you act promptly and avoid penalties.

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Dedicated Support

Our knowledgeable support team is available to answer your questions, guide you through configuration, and provide practical advice based on experience with hundreds of Spanish startups.

Get in Touch

Office Address

Avenida de la Constitución 25, 41004 Seville, Spain

Phone

+34600289997

Email

info@contastartsup.com

Business ID

N0409467H

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Why Choose ContaStart

Choosing the right accounting partner is a pivotal decision for any startup. At ContaStart, we combine local expertise with advanced automation to deliver services that scale with your venture. Based in Seville, we know Spanish regulations inside out, from electronic VAT record keeping to annual filings under local statutes. Our secure cloud platform protects your fin data with industry-standard encryption and access controls. With flexible plan options, you only pay for the features you need, ensuring predictable costs. We allocate in continuous platform improvements so you can rely on a system that evolves alongside your growth objectives.

Professional Setup

Our onboarding process is designed to be fast and thorough. Within days of registration, our team will configure your chart of accounts, import historical records, and connect your bank feeds. We provide a guided checklist covering local VAT registration, business ID verification, and digital certificate setup, so you meet all compliance milestones without delay. This allows founders to focus on product development and customer acquisition from day one.

Secure and Transparent

Security is at the heart of everything we do. Your accounting data is stored on servers located within the EU, protected by multi-layer firewalls and regular vulnerability assessments. Role-based access controls make it easy to grant your accountant or fin advisor access to only the areas they need. Every user action is logged with a timestamp and IP address, providing a complete audit trail. Regular backups ensure you can restore your records in the unlikely event of a disruption.

Scalable Framework

As your team expands and transaction volumes increase, ContaStart scales effortlessly. Our cloud infrastructure adjusts resources automatically, maintaining performance even during peak load. Whether you operate from a single office in Seville or collaborate with remote contractors, our multi-currency and multi-entity features handle complex scenarios. Add new entities, manage consolidated reports, and track department-level costs all within the same environment.

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