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Compare Sigma Solutions vs Mailstructures

Side-by-side comparison of features, pricing, services, ratings and more.

Winner

Sigma Solutions

B2B Lead Generation Website

Sigma Solutions is a B2B online marketing agency that helps producing and trading companies achieve measurable growth through their internet channel. They provide strategic guidance, implementation, and ongoing management of websites, webshops, and apps.

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Mailstructures

Cold Email Outreach Website

Mail Structures specializes in high-volume email infrastructure, offering scalable solutions for cold email outreach including custom domain setup, email warm-up, and deliverability optimization. Designed for businesses sending up to 100,000 emails daily per address, it provides a cost-effective alternative to traditional ESPs.

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Feature Comparison

Attribute	Sigma Solutions	Mailstructures
Category	B2B Lead Generation	Cold Email Outreach
Rating	Winner +4.5 higher	-
Location	Alkmaar, North Holland, Netherlands	Toronto, Canada
Services	PPC Content Marketing SEO Social Media Marketing Web Development Lead Generation Marketing Automation Data Analytics Inbound Marketing Email Marketing Branded email infrastructure setup Custom domain and email address configuration Email warm-up and reputation management Deliverability optimization Blacklist monitoring and resolution Technical troubleshooting and support Hosting and server configuration	PPC Content Marketing SEO Social Media Marketing Web Development Lead Generation Marketing Automation Data Analytics Inbound Marketing Email Marketing Branded email infrastructure setup Custom domain and email address configuration Email warm-up and reputation management Deliverability optimization Blacklist monitoring and resolution Technical troubleshooting and support Hosting and server configuration
Industries	Automotive Construction Consumer Goods IT	-
Pros	Over 20 years of experience in B2B online marketing since 2003 Full-service agency covering strategy, implementation, and maintenance Strong focus on measurable ROI and sustainable growth for clients Serves both small and mid-sized businesses with project budgets starting at $2,500	Unlimited emails for one fixed cost Sending capacity of 100K emails per day per address Unlimited scalability One structure for all campaigns Cost-effective at $1.67 per 10,000 emails
Cons	Primarily focused on the Netherlands market, limiting geographic reach No client reviews or testimonials publicly available on Semrush profile	No verified client reviews available on platforms like Clutch or G2 Requires technical setup and ongoing management
Website	Visit Site	Visit Site

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Free Plan Available

You shouldn’t have to overpay for cold email tools. With Mystrika, you won’t.

It does cold email warmup, sequences, unified inbox, and AI writing - all in one place. Every other tool that does this charges somewhere between $100 and $500 a month. Mystrika has a free plan. 500 prospects. No expiry. No card.

The people who consistently book meetings from cold email aren’t smarter. They just stopped leaving money on the table.

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