SITSS designs and builds dynamic websites and WordPress platforms, backed by SEO strategy and Bulk SMS marketing that bring customers in — for businesses across Kolkata and beyond.
We don’t just deliver websites — we deliver satisfaction. Every engagement is backed by quality control, transparent communication and support that continues long after launch.
Most projects go live in 3–6 weeks without compromising on quality or detail.
Robust QA and testing on every build, with a 100% satisfaction commitment.
Certified designers, developers and marketers who understand your brief the first time.
Website maintenance plans so your WordPress platform stays fast, updated and SEO-ready.
“SITSS understood our requirement in a single call. The site went live on time and the quality of work was exceptional.”
“Our new website is visually appealing, fast and genuinely easy for our team to manage. Highly recommend SITSS.”
“Our WhatsApp broadcasts and SMS reminders from SITSS have cut our no-show rate noticeably — and the store they built still runs flawlessly.”
Tell us about your project and we’ll get back to you with a clear plan and timeline — no obligation.
Book a Free CallFrom educational institutions to trading firms and retail chains, we’ve built digital platforms across sectors.
Website design, WordPress development, SEO, Bulk SMS and WhatsApp campaigns — SITSS covers the full stack.
Fast, reliable and professionally built websites for time-critical launches.
Learn more →Ready-made WordPress apps — school management, laundry management, homestay booking and more — hosted and licensed from our own app server.
Learn more →Search and social strategies that improve visibility and bring in quality leads.
Learn more →Promotional and transactional SMS campaigns that reach customers instantly.
Learn more →Online stores with secure payment integration so you can start selling quickly.
Learn more →Official WhatsApp Business API broadcasts, catalogs and automated replies.
Learn more →We study your goals, audience and competitors before proposing a plan.
Wireframes, sitemap and timeline agreed with you before development starts.
Design and build with regular check-ins so you always know where things stand.
Testing, launch and post-launch support to keep everything running smoothly.
Most business websites are delivered in 3–6 weeks depending on scope; e-commerce and custom portals may take longer.
Yes — we offer maintenance plans covering website updates, backups and security support.
Yes, we handle migrations, redesigns and CMS conversions with minimal downtime.
Yes — our SMS and WhatsApp marketing services are available to clients across India, not just Kolkata.
Let’s talk about your project — website, WordPress development, SEO or Bulk SMS marketing.
Contact SITSS