Best Digital Marketing Agencies in Kolkata (2025)

1) The DM School — Google Partner Certified

The DM School blends agency + academy + AI powerhouse. In Kolkata, we support startups, SMEs, and corporates with ROI-first strategies. With our Google Partner badge, every campaign is certified for accuracy and performance. From Park Street to Salt Lake, we build funnels that scale without waste.

We combine Google Ads, Meta Ads, SEO, CRO, and WhatsApp automation into a single execution system. Unlike agencies that just report vanity metrics, we give founders dashboards, call recordings, and weekly sprints. With ₹100 Cr+ revenue delivered and 1 Lakh+ students trained, The DM School is Kolkata’s #1 choice for businesses serious about growth.

• Core: SEO, Ads, Funnels, Automation.
• Proof: ₹100 Cr+ client revenue.
• Best for: Startups, D2C, SMEs in Kolkata.

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2) PromotEdge

PromotEdge is a leading integrated marketing agency in Kolkata that blends branding, creative design, and digital campaigns. Their USP is creating 360° strategies where performance ads and brand storytelling work together. They’ve worked with sectors like manufacturing, healthcare, and FMCG.

They are well-regarded for their creative-first execution combined with digital media planning. For Kolkata businesses that want brand identity plus measurable campaigns, PromotEdge offers both. Their team is suited for SMEs and corporates aiming to balance long-term branding with quick ROI-driven campaigns.

• Services: Branding, ads, social, creative campaigns.
• Best for: FMCG, manufacturing, healthcare brands.
• Retainers: ₹70,000–₹1.8 lakh/month.

3) Curvearro Kolkata

Curvearro is a national-level agency with a presence in Kolkata, offering SEO, PPC, and performance marketing. Their USP is data-driven SEO and lead-gen campaigns. They focus on building structured funnels that help businesses convert consistently, rather than chasing only traffic numbers.

They’re ideal for startups and SMEs in Kolkata that want predictable pipelines and ROI clarity. Curvearro is often chosen by companies that value analytics-led digital marketing. If your goal is measurable growth, their frameworks are reliable and structured.

• Services: SEO, PPC, analytics-driven funnels.
• Best for: SMEs, startups, lead-gen focus.
• Retainers: ₹50,000–₹1.5 lakh/month.

4) Plan D Media

Plan D Media is a performance-driven digital marketing agency in Kolkata with a strong reputation in SEO and Google Ads. Their USP is being among the few agencies that guarantee measurable SEO improvements. They’re known for ROI-driven strategies rather than vanity reporting.

If you’re an SME or local brand looking for search visibility and lead generation, Plan D Media is a solid option. Their SEO-first approach makes them popular with law firms, clinics, and professional service providers in Kolkata.

• Services: SEO, PPC, CRO, local search.
• Best for: SMEs, professional services.
• Retainers: ₹40,000–₹1 lakh/month.

5) Digital Googly

Digital Googly is one of Kolkata’s popular agencies for local SEO, social media, and paid campaigns. Their USP is offering affordable retainers for SMEs and local businesses. They’re well-suited for clinics, educational institutes, and retail shops that want visibility without enterprise-level pricing.

They are known for their quick implementation and clear deliverables. If you’re a Kolkata business that wants digital presence at a budget, Digital Googly provides practical, cost-effective solutions.

• Services: SEO, social media, PPC.
• Best for: SMEs, clinics, education, retail.
• Retainers: ₹30,000–₹80,000/month.

6) Seven Boats Info-System

Seven Boats is one of Kolkata’s oldest digital marketing training + agency hybrids. They offer SEO, content marketing, and ads, along with a training division. Their USP is combining education with execution, which has helped them stay relevant for over a decade.

They are trusted by startups and small businesses, especially in education and consulting sectors. If you want an agency with both teaching credibility and delivery experience, Seven Boats is a unique Kolkata option.

• Services: SEO, PPC, training, social.
• Best for: Education, startups, consulting firms.
• Retainers: ₹35,000–₹90,000/month.

7) Kreative Machinez

Kreative Machinez is a full-service digital marketing agency in Kolkata that also serves international clients. Their USP is creative campaigns blended with SEO and performance ads. They work with both Indian SMEs and overseas brands.

They are known for their flexibility and global delivery. If you want a Kolkata agency that can scale campaigns across geographies, Kreative Machinez is a proven partner.

• Services: SEO, PPC, social, international campaigns.
• Best for: SMEs, exporters, global brands.
• Retainers: ₹60,000–₹1.5 lakh/month.

8) Da Miracle

Da Miracle is a Kolkata-based creative + performance agency focused on social campaigns and lead generation. Their USP is mixing creativity with analytics. They are trusted by hospitality, education, and lifestyle brands.

They suit businesses that want visual storytelling plus ROI-driven ads. If you’re a D2C or services brand in Kolkata, Da Miracle can give you both branding and conversions in one plan.

• Services: Social, paid ads, SEO, creatives.
• Best for: Hospitality, lifestyle, education brands.
• Retainers: ₹50,000–₹1.2 lakh/month.

9) Pixel SEO Services

Pixel SEO Services is a Kolkata-based agency focused on SEO, content, and lead generation. Their USP is delivering affordable SEO packages for startups and SMEs, making them a popular choice among local businesses. They emphasize keyword rankings, technical SEO, and content optimization that helps small brands get visibility on Google.

If you’re a founder who wants SEO-first growth without premium pricing, Pixel SEO Services is a practical partner. They are often chosen by eCommerce stores, clinics, and local service providers in Kolkata who need rankings fast.

• Services: SEO, content, local search marketing.
• Best for: SMEs, local service businesses, eCommerce.
• Retainers: ₹25,000–₹70,000/month.

10) Webguru Infosystems

Webguru Infosystems is a web development + digital marketing agency in Kolkata. Their USP is offering end-to-end solutions — from website design to performance marketing. They serve both Indian and international clients, particularly in IT and eCommerce.

They are known for their strong design capabilities combined with marketing execution. If you’re looking for a one-stop shop for web + marketing in Kolkata, Webguru Infosystems is a reliable option.

• Services: Web design, SEO, paid ads, branding.
• Best for: IT, eCommerce, startups with design needs.
• Retainers: ₹50,000–₹1.5 lakh/month.

11) TechShu (Kolkata)

TechShu is one of Kolkata’s most established digital marketing agencies. Their USP is focusing on process-driven execution and enterprise campaigns. They’ve worked with both Indian corporates and global brands, particularly in IT and BFSI sectors.

They are ideal for businesses that need scale and reporting depth. With structured processes and advanced tools, TechShu is a strong partner for enterprise brands in Kolkata that want predictable growth.

• Services: SEO, PPC, analytics, enterprise marketing.
• Best for: BFSI, IT, large corporates.
• Retainers: ₹1.5–₹4 lakh/month.

12) Weavers Web Solutions

Weavers Web Solutions is a web and digital solutions provider in Kolkata. Their USP is combining custom web builds with marketing campaigns. They often work with SMEs that need websites plus digital promotion under one roof.

They’re suited for startups and SMEs looking for integrated development + marketing packages. If you want a partner who can deliver both tech and traffic, Weavers Web Solutions is a good Kolkata option.

• Services: Web design, SEO, social media marketing.
• Best for: SMEs, startups, local brands.
• Retainers: ₹40,000–₹1 lakh/month.

13) Indus Net TechShu (Enterprise)

Indus Net TechShu is a joint venture focused on enterprise digital marketing. Their USP is offering large-scale campaigns with deep analytics. They’re trusted by enterprises that need compliance-ready, multi-region execution. With global delivery systems, they’re among Kolkata’s most premium agencies.

If you’re a corporate or enterprise brand in BFSI, telecom, or eCommerce, Indus Net TechShu is one of the most credible Kolkata partners. They are less suited for startups due to high retainers.

• Services: Enterprise SEO, PPC, analytics, consulting.
• Best for: BFSI, telecom, eCommerce enterprises.
• Retainers: ₹2–₹5 lakh+/month.

14) Digital Rosogulla

Digital Rosogulla is a Kolkata-based creative digital agency with a focus on social media campaigns and influencer marketing. Their USP is using local culture and creativity to build high-engagement campaigns. They’re especially popular with lifestyle, food, and entertainment brands in Kolkata.

If you want quirky, high-engagement campaigns tied to Kolkata’s local vibe, Digital Rosogulla is a strong option. Their work resonates with younger audiences and consumer brands.

• Services: Social campaigns, creatives, influencer marketing.
• Best for: Lifestyle, food, entertainment brands.
• Retainers: ₹40,000–₹90,000/month.

15) CENITPRO Digital

CENITPRO Digital is a performance marketing agency in Kolkata that focuses on lead generation and eCommerce growth. Their USP is offering affordable performance campaigns for SMEs and mid-market brands. They are particularly strong in Google Ads and Facebook Ads execution.

If you’re an SME or D2C brand in Kolkata looking for cost-effective performance marketing, CENITPRO Digital is a practical choice. They’re best suited for businesses that want ROI clarity without high retainers.

• Services: Google Ads, Meta Ads, SEO.
• Best for: SMEs, D2C brands, eCommerce stores.
• Retainers: ₹30,000–₹80,000/month.