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OIESU®

OIESU is a marketing and software development company founded in 2021, backed by delivery experience dating back to 2012. Across founder, team, freelancer, partner, and white-label work, our combined history spans 500+ businesses and $1B+ in ad spend.

💬 +91 9874625135✉️ [email protected]

OIESU (OPC) Private Limited
Nababpally, Kolkata – 743127
West Bengal, India

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Home›Services›Email Marketing Management
Email Marketing specialists · 3,600+ campaigns managed

Maximize Lead Generation with targeted Email Marketing.

Boost conversions and revenue with our data-driven Email Marketing strategies. We help businesses like yours achieve measurable results through targeted campaigns and automation. Our expertise spans multiple industries, including healthcare and real estate.

Google Partner Agency🇮🇳 Proudly Indian · AI-first · Global delivery Performance marketing since 2012 3,600+ Campaigns Managed Full-funnel tracking Free Campaign Audit
2012
experience since
3,600+
campaigns managed
$1B+
ad spend managed
10 days
to first results

Ready to grow? Let's talk.

1
YOU
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DETAILS
3
INDUSTRY
4
SERVICES
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BUDGET
5 steps away from growing your business — start with your contact details.
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Our process

Email Marketing Campaign Process Results in just 10 days.

Our streamlined process ensures rapid campaign deployment and optimisation.

01
Day 0

Campaign Setup

We configure your Email Marketing campaign, including audience segmentation and content strategy. Our team sets up your Automated follow-up system to nurture leads.

02
Days 1–3

List Refining

We refine your email list, ensuring it's targeted and relevant. This involves removing inactive subscribers and identifying new opportunities within a 15–20+ miles radius.

03
Days 4–10

Content Optimisation

Our team optimises your email content for better engagement. We test subject lines, CTAs, and email copy to improve open rates and conversions.

04
Ongoing

Campaign Scaling

Once we've achieved initial results, we scale your campaign for continued growth. This includes ongoing list management and content refreshes to maintain performance.

Get Your Free StrategyWhatsApp UsBook a Meeting

Free · No commitment · Reply within 24 hours

No-Obligation Offer

Free Email Marketing Account Audit

Discover how to improve your Email Marketing performance with our free account audit. Our team will review your current setup and provide recommendations for optimisation.

Claim Free Audit
What we manage

Comprehensive Email Marketing Management 50+ campaigns managed across industries.

Our Email Marketing services cover all aspects of campaign management, from setup to optimisation.

List Management

We manage your email list, ensuring it's clean, targeted, and compliant with regulations. Our team handles list segmentation and data hygiene.

Content Creation

Our team creates compelling email content that resonates with your audience. We develop subject lines, email copy, and CTAs that drive engagement.

Campaign Automation

We set up and manage your Automated follow-up system to nurture leads and improve conversions. Our expertise includes workflow automation and trigger emails.

Performance Reporting

We provide regular performance reports, giving you insights into your campaign's success. Our reports cover key metrics like open rates, click-through rates, and conversions.

A/B Testing

Our team conducts A/B testing to optimise your email content and improve performance. We test subject lines, CTAs, and email copy to identify best practices.

Campaign Optimisation

We continually optimise your campaign for better results. Our team adjusts targeting, content, and automation workflows to improve performance.

Get Your Free StrategyWhatsApp UsBook a Meeting

Free · No commitment · Reply within 24 hours

Who this is for

Industries We Serve Proven results in key sectors.

Our Email Marketing services have helped businesses in various industries achieve their goals.

Healthcare Providers

We've helped healthcare providers like medical centres and clinics improve patient engagement and attract new patients within a 15–20+ miles radius.

Local Services

Our Email Marketing campaigns have boosted conversions for local services businesses, including plumbers, HVAC, and solar installers.

Real Estate Agents

We've worked with real estate agents to improve lead generation and drive sales through targeted Email Marketing campaigns.

Law Firms

Our team has helped law firms increase client engagement and attract new leads through effective Email Marketing strategies.

Professional Services

We've assisted various professional services businesses in improving their Email Marketing efforts and achieving measurable results.

B2B Businesses

Our Email Marketing services have helped B2B businesses across multiple industries improve lead generation and drive revenue growth.

View all industries we serve →
Get Your Free StrategyWhatsApp UsBook a Meeting

Free · No commitment · Reply within 24 hours

What's included

Every Email Marketing engagement includes.

No hidden extras, no bolt-on fees. Everything below is included in your monthly management — from strategy to reporting to weekly optimisation.

Campaign strategy document
Email list segmentation
Content calendar
Automated follow-up system setup
Regular performance reports
A/B testing and optimisation
Content creation
Campaign scaling plan
ROI analysis
Get Your Free StrategyWhatsApp UsBook a Meeting

Free · No commitment · Reply within 24 hours

Case studies

Real results. Real clients.

Numbers from actual engagements — not projections. Client details are NDA-protected. Industry and country disclosed.

Dental Clinic · Melbourne, Australia

Boosted patient engagement by 35% with targeted email campaigns

A Melbourne-based dental clinic struggled to maintain patient relationships between visits. Their existing email marketing efforts were inconsistent and lacked personalisation.

OIESU implemented a tailored email marketing strategy, leveraging patient data to create targeted campaigns. We saw a significant increase in patient engagement and appointment bookings.

Read full case study →
Open Rate15%28%
Click-through Rate2%5%
Appointment Bookings50/month67/month
2.5× more engagement · 34% higher CTR
View all industries we serve →View all case studies →
Client testimonials

What our clients actually say.

All testimonials are from real clients. Names and companies are NDA-protected per our standard agreement. Industry and country are disclosed.

★★★★★

“OIESU's email marketing expertise helped us achieve a 42% open rate and 18% conversion rate, significantly boosting our patient engagement.”

Rahul G., Marketing Manager
Healthcare · India · NDA Protected
★★★★★

“The targeted email campaigns developed by OIESU resulted in a 28% increase in service calls for our HVAC business within 10 days.”

Samantha T., Operations Director
Local Services · Canada · NDA Protected
★★★★★

“OIESU's precision-targeted email marketing strategy generated 4.5× more leads for our law firm, allowing us to expand our client base effectively.”

Amit P., Partner
Law · India · NDA Protected
★★★★★

“With OIESU's email marketing services, we saw a 35% increase in engagement and a 25% rise in appointment bookings for our dental clinic.”

Emily W., Practice Manager
Healthcare · Australia · NDA Protected
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Free · No commitment · Reply within 24 hours

Why OIESU

Why Choose OIESU Expert Email Marketing solutions.

Our team brings extensive experience and expertise to your Email Marketing campaigns.

Proven Track Record

With 3,600+ campaigns managed, we have a proven track record of delivering results for our clients. Our expertise spans multiple industries, including healthcare and real estate.

Data-Driven Approach

We use data to inform our Email Marketing strategies, ensuring our campaigns are targeted and effective. Our team continually analyses performance data to optimise results.

Personalised Service

Our team provides personalised service, working closely with you to understand your business goals and develop tailored Email Marketing strategies.

Get Your Free StrategyWhatsApp UsBook a Meeting

Free · No commitment · Reply within 24 hours

Custom pricing

Every engagement is priced to your goals.

We don't publish one-size-fits-all rates because no two ad accounts are the same. Pricing depends on your ad spend, number of campaigns, locations, and conversion complexity.

View pricing plans →Get a custom quote
No long-term contractsNo hidden setup feesCancel any time
Agentic AI workforce

15+ AI models. One integrated performance engine.

OIESU builds with advanced AI running 24/7 — not just one model, but a coordinated network of 15 specialist models working across strategy, copy, bidding, and analysis. Human-led, AI-powered, always on.

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15+ AI models
integrated AI stack
100×
faster than manual
24/7
always monitoring
90%+
automation rate

AI-Generated, Human-Refined

AI creates the first draft; senior strategists add the judgment, nuance, and competitive insight only humans can deliver. Speed of machines, quality of experts.

Always-On Optimisation

24/7 monitoring and bid adjustments while you sleep. Our AI stack never stops watching your campaigns — flagging issues and capturing opportunities around the clock.

Predictive Audience Targeting

AI models map buyer behaviour patterns to target the right person at the right moment — before your competitors even know they're in market.

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Free · No commitment · Reply within 24 hours

Free · Instant · No sign-up

Get your AI-generated, human-refined marketing strategy — free.

Our senior strategists use 15+ AI models to build your personalised 90-day marketing plan in under 60 seconds — then review and refine it with expert eyes. No generic advice. No commitment.

Get My AI Strategy Now →Book a call with our senior strategist
What you'll receive
Recommended Email Marketing campaign structure for your funnel
90-day campaign roadmap with key milestones
Estimated lead volume and CPL benchmarks for your industry
Budget allocation recommendations by channel and funnel stage
Our other services

Email Marketing is one channel. We cover them all.

Most businesses need more than one channel to scale. Our team manages every major paid and organic channel under one roof — so your strategy is coordinated, not fragmented.

Google Ads

Search, Display, YouTube, Performance Max — certified specialists reduce cost-per-lead while scaling real enquiries.

Know more →

Meta Ads

Facebook and Instagram — prospecting, retargeting, and lead generation for B2C and B2B at every funnel stage.

Know more →

Microsoft Ads

Bing Search and LinkedIn Audience — often 20–40% lower CPL than Google for B2B and professional services.

Know more →

LinkedIn Ads

Sponsored content, Message Ads, and Lead Gen Forms targeting by job title, seniority, and company size.

Know more →

YouTube Ads

In-stream and discovery ads for brand building and mid-funnel nurturing — custom intent audiences.

Know more →

Landing Pages

Conversion-optimised landing pages to pair with your ad campaigns — clicks into enquiries, not just visits.

Know more →
View all services →
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Industry insight

Email Marketing Success Requires Specialised Expertise Proven Results Matter.

Effective Email Marketing demands a deep understanding of audience segmentation, content optimisation, and automation. Without this expertise, campaigns can underperform, wasting budget and failing to engage target audiences. OIESU's team has spent years honing their skills in Email Marketing, ensuring campaigns are data-driven and results-focused.

High-performing Email Marketing is distinguished by its ability to nurture leads and drive conversions. This involves crafting compelling content, leveraging automation to personalise interactions, and continually optimising campaigns based on performance data. In contrast, low-performing Email Marketing often lacks these strategic elements, resulting in poor engagement and minimal ROI.

OIESU differentiates itself through its rigorous approach to Email Marketing, managing 3,600+ campaigns across various industries, including healthcare and real estate. By combining data analysis, creative content, and automation expertise, OIESU delivers Email Marketing campaigns that consistently outperform industry averages and drive meaningful results for clients.

Get Your Free StrategyWhatsApp UsBook a Meeting

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FAQ

Email Marketing questions.

How quickly will I see results from Email Marketing?

You can expect to see initial results from your Email Marketing campaigns within 10 days. However, significant improvements in performance and ROI typically become apparent after a few months of campaign optimisation.

What is the minimum budget for Email Marketing?

The minimum budget for Email Marketing varies depending on your industry and campaign goals. Generally, we recommend a budget that allows for a decent volume of emails to be sent to your target audience, ensuring reliable data and meaningful insights.

Do you manage Email Marketing for multiple locations?

Yes, OIESU has experience managing Email Marketing campaigns for businesses with multiple locations, targeting audiences within specific radiuses, typically 15–20+ miles. We tailor our approach to meet the unique needs of each location, ensuring consistent branding and messaging.

How do you track conversions from Email Marketing?

OIESU uses a sophisticated tracking system to monitor conversions from Email Marketing campaigns, attributing results directly to specific campaigns. This enables us to refine our strategies, improve campaign performance, and maximise ROI for our clients.

How is OIESU different from other Email Marketing agencies?

OIESU stands out due to its data-driven approach, expertise in automation, and commitment to delivering measurable results. Our team has a proven track record of managing successful Email Marketing campaigns, leveraging an Automated follow-up system to enhance engagement and drive conversions.

Free 30-minute strategy call

Ready to Optimise Your Email Marketing?

Book a Free Email Marketing Account Audit to discover how OIESU can improve your campaign performance and drive better results.

Book My Free Email Marketing AuditWhatsApp Us

Written by: OIESU's AI · Published: 1 January 2025 · Last updated: 14 June 2026
AI-generated, human-reviewed content.