- Home
- Services
Choose only
the services you need.
Use a separate agency for each platform, and your data, strategy and accountability get split up too. OpenNexus runs all 11 services on the same KPI framework and the same reporting standards.
Full funnel, full stack.
We cover every stage from awareness and consideration to conversion and repeat purchase, with strategy, media, creative, data and technology people in-house. You can start with one service and expand from there.
Performance Advertising
Search Advertising
NAVER, Google and Kakao search ads plus shopping search. We manage cost per conversion through keyword structure, automated bidding and landing page improvements.
Display Advertising
DSPs, ad networks and premium placements run together on an audience basis, including retargeting, cross-channel frequency management and brand safety.
Social Advertising
We drive conversions in social feeds with account structures that help algorithms learn, CAPI-based signal management and weekly creative testing.
Video · CTV Advertising
From 6-second bumpers to CTV, we plan creative and buying for each placement, and measure brand lift along with post-view search and purchase behavior.
App Marketing
MMP-based measurement, UA and retargeting, ASO and creative automation. We judge platforms on sign-ups, purchases and retention rather than CPI.
Commerce · Global Advertising
Commerce Advertising
Retail media management combined with consulting on products, pricing, reviews and promotions. Alongside ad ROAS, we manage platform GMV and profit by product.
Global Advertising
Korean brands going overseas and global brands entering Korea. We run local media and localize creative per country, in the local language, in-house.
Brand · Creative
Brand Campaigns
Brand strategy, campaign ideas, integrated media plans, launch and effectiveness measurement. IMC that manages the message at every touchpoint within one campaign.
Ad Creative
Creative director concepts combined with generative AI production, producing creative at volume for each platform, placement and audience. Performance data sets the direction for the next round.
Data · AI
Performance Analytics
Tagging and data pipelines, attribution analysis, MMM and incrementality testing. We show in numbers what your ad spend actually produced.
AI Ad Solutions
Real-time performance monitoring, automated reporting, creative generation and knowledge search. NexaAI is the in-house AI platform behind every OpenNexus campaign.
Services by funnel stage
Awareness
We manage reach and frequency at the point people first encounter the brand.
Consideration
We re-engage customers who are comparing and browsing.
Conversion
We manage conversion rate and cost per conversion just before purchase.
Repeat purchase
We increase return visits and LTV among first-time buyers.
We start by auditing
your current account.
Tell us your goal, monthly budget and timeline. Within 2 business days, the strategy team assigned to you will send an account audit and a first proposal.
