Digital Marketing Simplified.



We give businesses the tools to grow their digital footprint.




The Centrus Difference...

We believe that your business should be found. Found for who it truly is + what it can offer.

The digital marketing spectrum is vast and if navigated without a trusted guide, can leave you confused, overwhelmed, and missing opportunities to help your business grow serving those who need you. Beyond Google Ads, we help businesses navigate through the large digital universe to determine which services are right for them. Always leading with our expertise first, we help you create a business that will grow to help those who need you most! 


Our Services


Search Engine Optimization (SEO)

Local & Technical (on-page) SEO - Google My Business Listing Optimization  - Website meta titles & descriptions - SEO Best Practice Coaching & Training, on-site or remote coaching for your content staff

Business Objective Analytics

Google Analytics Insights & Reporting - Google Tag Manager Conversion Tracking & Reporting - Real-Time, Cloud-Based Reporting through Google Data Studio - Executive Dashboards for all your Key Performance Indicators (KPIs) - Closed Loop Marketing and CRM Integration, report on revenue and ROI - Phone call tracking & recording/lead scoring & nurturing

Conversion Rate Optimization

Custom built & hosted landing pages - A/B/C testable landing experiences based on specific campaigns - Incorporate the science of selling - Unbounce reporting and analytics

Digital Advertising

  • Pay Per Click (PPC) Management

  • Google Ads

  • Google Display Network & Remarketing

  • YouTube & Video

  • Product Listing & Shopping Ads

  • Social Media Ads (Facebook, Instagram, & LinkedIn)

  • Other search engines (Bing, Yahoo, etc.)



Monte Bohanan, Director of Marketing & Communications

"When Centrus took over, they more than doubled our utilization of the grant in the first month and increased it almost seven times in the next six months. "




centrus community

Here at Centrus we believe in community. Community in which we work, community in which we live, and the community in which we want to grow. 

We work with many other creatives + experts in the digital world to provide our clients with a full-service agency experience without the full-service agency expense. 

We feel strongly about cultivating relationships with those we work with and we love our Portsmouth, NH community! You can find us at fundraisers + events supporting local businesses and nonprofits throughout the Seacoast! 


Centrus in the community

We love supporting local! Learn more about the businesses + organizations we support  on the Seacoast. 

Centrus collaborators

We work with talented  creatives + experts  to deliver  the highest quality  digital marketing services to our clients. Learn more about our team of collaborators: