Email & SMS Marketing Agency in Bangalore
Maximize customer lifetime value and recover lost revenue from owned audiences. Render Infotech builds automated email flows, Klaviyo e-commerce sequences, DLT-approved SMS broadcasts, and WhatsApp Business customer retention funnels.
Data-driven retention marketing engineered to increase repeat orders and reduce customer churn.
Turn One-Time Buyers Into High-Lifetime-Value Loyal Customers
Acquiring new customers via paid ads is becoming more expensive every year. High-growth businesses rely on owned channels — email, SMS, and WhatsApp — to generate predictable, recurring revenue with zero media ad spend.
Render Infotech is Bangalore's premier email and SMS marketing agency. We build personalized lifecycle communication journeys that welcome new subscribers, recover abandoned carts, cross-sell related products, and re-engage lapsed customers.
Automated Email Flows
Klaviyo & Mailchimp welcome, abandoned checkout, and post-purchase sequences.
WhatsApp & SMS API
DLT verified promotional SMS broadcasts and interactive WhatsApp automated bots.
Comprehensive Email, SMS & WhatsApp Marketing
From automated lifecycle email journeys and Klaviyo flows to high-throughput TRAI DLT approved SMS broadcasts.
Automated Email Drip Sequences
Designing and deploying automated lead nurture sequences, onboarding flows, and educational content that convert subscribers into sales.
Explore Email Sequences
E-Commerce Klaviyo Lifecycle Flows
Configuring high-revenue Klaviyo flows: Abandoned Cart, Browse Abandonment, Customer Thank You, Upsell, and Win-Back sequences.
Explore Klaviyo Flows
WhatsApp Business API Automation
Integrating verified WhatsApp Business Green Tick API with interactive quick-reply buttons, order updates, and conversational sales bots.
Explore WhatsApp API
Bulk DLT Approved SMS Marketing
Managing high-throughput promotional and transactional SMS broadcasts compliant with Indian TRAI DLT header registration rules.
Explore SMS Marketing
Subscriber List Cleansing & Deliverability
Enforcing SPF, DKIM, and DMARC domain authentication, dedicated IP warming, and bounce list scrubbing for 99%+ inbox placement.
Explore Inbox Deliverability
Retention Multi-Touch Analytics & LTV
Tracking revenue-per-recipient (RPR), open rates, click-through rates, and long-term cohort customer lifetime value metrics.
Explore Retention AnalyticsHire Lifecycle & Email Automation Specialists in Bangalore
Scale your customer lifetime value with retention marketers skilled in Klaviyo, Mailchimp, WhatsApp Business API, and automated drip sequences.
30x-40x Owned ROAS
Generating 25% to 40% of total online store revenue from owned, zero-ad-spend automated communication flows.
99%+ Inbox Delivery
Strict technical domain authentication, dedicated sender reputations, and email hygiene preventing spam folder placement.
100% Platform Access
You retain complete administrative access to your Klaviyo, Mailchimp, SMS gateway, and WhatsApp Business API accounts.
Trusted Web & Mobile Engineering Track Record
Projects Delivered
Years Experience
Senior Specialists
820+ Google Reviews
Ultimate Features of Our Email & SMS Solutions
Abandoned Cart Recovery
Multi-step automated cart recovery sequences on email and SMS recovering up to 22% of lost sales.
SPF/DKIM/DMARC Setup
Configuring proper DNS records to comply with Google & Yahoo bulk sender deliverability standards.
WhatsApp Interactive Bots
Instant order confirmations, shipping notifications, and automated FAQs via official WhatsApp Cloud API.
RFM Segmentation Models
Segmenting contacts by Recency, Frequency, and Monetary value to send highly relevant personalized offers.
Dynamic Product Upsells
Machine-learning product recommendations embedded directly into post-purchase email receipts.
Real-Time LTV Dashboards
Tracking revenue generated per email campaign, repeat purchase rate, and unsubscribe rate trends in Looker Studio.
Why Partner With Render Infotech for Retention?
Render Infotech treats email and SMS marketing as your highest-margin revenue channel. We focus on customer lifetime value (LTV), zero spam folder placement, and automated revenue that runs 24/7.
- Certified Klaviyo & Omnisend Master Partners
- Official WhatsApp Business Cloud API Integration Team
- DLT SMS Registration & TRAI Template Approval Support
- In-House Copywriters & Mobile-Responsive HTML Email Designers
- Transparent Monthly Revenue Attribution Analytics
Retention Revenue Guarantee
We guarantee 99%+ email inbox deliverability, custom high-converting flow templates, and measurable repeat purchase revenue growth.
Lifecycle Marketing Specialists
Klaviyo, WhatsApp & SMS automation.
Lifecycle Automation Process Flow
List Audit & Segmentation
Auditing existing subscriber lists, identifying unengaged contacts, and setting up RFM segments.
Email Flow & Copy Design
Crafting persuasive email copy, mobile-responsive HTML templates, and brand-aligned visual designs.
DLT & WhatsApp API Setup
Configuring domain authentication, WhatsApp Business API endpoints, and DLT SMS templates.
A/B Testing & Revenue Scaling
Split-testing subject lines, send times, and discount offers to maximize revenue-per-recipient.
Email & SMS Marketing FAQs
Have questions about automated email sequences or WhatsApp API? Explore our answered FAQs below.
Launch Your Lifecycle Marketing System
Ready to build automated revenue from your subscriber base? Connect with our senior retention specialists today for a free account audit. We build Klaviyo, WhatsApp, and SMS workflows.
- Certified Lifecycle & Klaviyo Automation Team
- 99%+ Verified Inbox Deliverability Standards
- Rapid 24-Hour Retention Audit & Proposal
- Guaranteed Google Core Web Vitals SLA Compliance
Request an Email & SMS Proposal
Fill out the form below to receive a custom retention strategy and estimated revenue recovery within 24 hours.