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Prempenua — portfolio index
Accra, Ghana
Portrait of Isaac Nana Frihen Denteh

A web designer & developer building the sites people remember

I’m Isaac Nana Frihen Denteh. I team up with founders, small teams and growing businesses to design, build and rank the thing they’ve been putting off — premium web design, development and SEO, one person, start to finish.

Before any of that, I was a graphic designer — and honestly, still am one. Logos, packaging, campaigns, print: I spent years making brands look like they meant it, for more clients than I can list on one page. That background is why the sites don’t just function, they look considered — every layout, every space, every pixel earning its place.

What clients say


“Prempenua is a top-notch web designer who created a stunning website for my business. He was attentive to my needs and provided excellent customer service throughout the entire process.”
Prof. Atuahene BoatengCEO, Medimafo Herbal Hospital
“I had the pleasure of working with Prempenua on a website development project and was blown away by his expertise and professionalism. He made the process seamless and delivered a website that exceeded our expectations.”
Frank Oppong KunaduFull-Stack Developer
“Nana's SEO services have helped my business improve its online presence and increase traffic to our website. He is knowledgeable, professional, and provides excellent results.”
Catharine DavisSupersonic
“Working with Prempenua on my website redesign was a fantastic experience. He was able to take my vision and turn it into a beautiful and functional website. His attention to detail and creative approach is unmatched.”
Dr. Stanley Owusu BoatengCEO, BosBroker Ltd
“Nana Frihen is not only an exceptional web designer, but also a pleasure to work with. He took the time to understand my business and its unique needs, and created a website that perfectly represents my brand.”
Samuel SebuabeSenior Lecturer & Developer
“His development services are top-notch. He takes complex ideas and turns them into functional, user-friendly websites. His attention to detail and commitment to customer satisfaction are unmatched.”
Johnson YeboahCybersecurity

Capabilities


I’m here to make the extraordinary.

No shortcuts — just bold, precise work that raises the bar & leaves a mark, whether it ships on a screen or comes off a press.

Web Design

Visually stunning web design that captivates your audience by blending your brand voice with what your customers actually need.

Art DirectionUX/UI DesignDesign SystemsPrototyping

Graphic Design

Where I started, and still where I think best. Logos, packaging, editorial layouts, campaign creative — if it needs to be laid out, typeset or printed, chances are I’ve already done it for someone.

Logo DesignPackagingPrint LayoutArt Direction

Brand Identity

A brand is a promise you keep saying the same way. I build the marks, palettes and systems that let a company repeat itself perfectly — on a business card or a billboard.

Visual IdentityStyle GuidesBrand SystemsCollateral

Development

Custom web development tailored to your specifications and built for a flawless experience on every screen — no template smell.

FramerFront-endCMS IntegrationMotion

Product Design

Brainstorming through UX/UI, I look for the balance between creativity, empathy and function until the thing simply works.

UX ResearchWireframesInterface DesignPrototyping

SEO & Growth

Getting found is half the job. I build sites that load fast, read clean and climb — then show you the numbers.

Technical SEOContent StructurePerformanceAnalytics

Background


The websites are the part you can see.

Behind them: an IT degree, a course I taught, a club I led, and the habit of testing on real people before anything ships.

Roles

MyNursePal Inc.Product DeveloperRemote · United Kingdom
Medimafo Herbal HospitalSoftware EngineerRemote · Ghana

Education & Teaching

B.Sc. Information TechnologyValley View University
Teaching AssistantDept. of Information Technology, Valley View UniversityTutored Human-Computer Interaction one-to-one.

Leadership

PresidentHuman-Computer Interaction & UI/UX Design Club
EditorStudents’ Representative Council

Awards

SRC Executive Recognition Award
Best SRC Executive of the Year
Best SRC Graphic Designer of the Year
… and more

Certifications

The Field Guide to Human-Centered Design
Marketing with Canva
Design Like a Pro: The Complete UX & UI Course
Become an AI-Powered People Manager
Information Technology — Alison
Use Canva to Design Digital Course Collateral
… and more

Research & Method

Usability testingUser interviewsSurveysAffinity mappingPersonasWireframingPrototypingInformation architectureInteraction flows

Away from the screen: football, hiking, swimming, cycling, volleyball and driving.


Contact

Let’s make your website shine.

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/AI/HOME  /AI/WORK  /AI/SERVICES  /AI/PROCESS  /AI/CLIENTS  /AI/CONTACT

PREMPENUA :: MACHINE-READABLE INDEX

# PLAIN-TEXT MIRROR OF PREMPENUA FOR AI AGENTS, CRAWLERS, AND HUMANS WHO
  PREFER IT RAW.

── ABOUT ───────────────────────────────────────────────────
NAME .......... PREMPENUA
PERSON ........ ISAAC NANA FRIHEN DENTEH
AKA ........... NANA FRIHEN
ROLE .......... WEB DESIGNER, DEVELOPER & SEO
WORKING SINCE . 2019
LOCATION ...... ACCRA, GHANA (GH)
AREA_SERVED ... WORLDWIDE
SERVICES ...... WEB DESIGN, WEB DEVELOPMENT, GRAPHIC DESIGN, BRAND
  IDENTITY, PRODUCT / UI-UX DESIGN, SEO & GROWTH
CLIENTS ....... MEDIMAFO HERBAL HOSPITAL, BOSBROKER LTD GH, FERTIREACH,
  SUPERSONIC
STACK ......... FRAMER, HTML/CSS/JS, THREE.JS, FIGMA, CMS INTEGRATION
KNOWS_ABOUT ... WEB DESIGN, UI/UX, FRONT-END DEVELOPMENT, TECHNICAL SEO,
  MOTION, DESIGN SYSTEMS

PREMPENUA IS THE WORKING NAME OF ISAAC NANA FRIHEN DENTEH, A WEB DESIGNER
  AND DEVELOPER BASED IN GHANA, WORKING WITH FOUNDERS AND SMALL TEAMS
  WORLDWIDE.

STARTED AS A GRAPHIC DESIGNER — LOGOS, PACKAGING, PRINT — BEFORE MOVING
  INTO THE WEB. THAT EYE FOR LAYOUT AND HIERARCHY NEVER LEFT.

PREMIUM WEB DESIGN, DEVELOPMENT AND SEO — FROM DISCOVERY CALL TO ONBOARDING
  WORKSHOP, DELIVERED BY ONE PERSON, START TO FINISH.

── CAPABILITIES ─────────────────────────────────────────────────
* WEB DESIGN

VISUALLY STUNNING WEB DESIGN THAT CAPTIVATES YOUR AUDIENCE BY BLENDING YOUR
  BRAND VOICE WITH WHAT YOUR CUSTOMERS ACTUALLY NEED.

[ART DIRECTION] [UX/UI DESIGN] [DESIGN SYSTEMS] [PROTOTYPING]

* GRAPHIC DESIGN

WHERE IT STARTED, AND STILL WHERE I THINK BEST. LOGOS, PACKAGING,
  EDITORIAL LAYOUTS, CAMPAIGN CREATIVE.

[LOGO DESIGN] [PACKAGING] [PRINT LAYOUT] [ART DIRECTION]

* BRAND IDENTITY

A BRAND IS A PROMISE YOU KEEP SAYING THE SAME WAY. MARKS, PALETTES AND
  SYSTEMS THAT REPEAT PERFECTLY.

[VISUAL IDENTITY] [STYLE GUIDES] [BRAND SYSTEMS] [COLLATERAL]

* DEVELOPMENT

CUSTOM WEB DEVELOPMENT TAILORED TO YOUR SPECIFICATIONS AND BUILT FOR A
  FLAWLESS EXPERIENCE ON EVERY SCREEN.

[FRAMER] [FRONT-END] [CMS INTEGRATION] [MOTION]

* PRODUCT DESIGN

BRAINSTORMING THROUGH UX/UI, LOOKING FOR THE BALANCE BETWEEN CREATIVITY,
  EMPATHY AND FUNCTION.

[UX RESEARCH] [WIREFRAMES] [INTERFACE DESIGN] [PROTOTYPING]

* SEO & GROWTH

GETTING FOUND IS HALF THE JOB. SITES THAT LOAD FAST, READ CLEAN AND CLIMB —
  THEN SHOW YOU THE NUMBERS.

[TECHNICAL SEO] [CONTENT STRUCTURE] [PERFORMANCE] [ANALYTICS]

── BACKGROUND ─────────────────────────────────────────────────
EDUCATION ..... B.SC. INFORMATION TECHNOLOGY, VALLEY VIEW UNIVERSITY
TEACHING ...... TEACHING ASSISTANT, DEPT. OF INFORMATION TECHNOLOGY,
  VALLEY VIEW UNIVERSITY — TUTORED HUMAN-COMPUTER INTERACTION

ROLES

- MYNURSEPAL INC. — PRODUCT DEVELOPER — REMOTE, UNITED KINGDOM
- MEDIMAFO HERBAL HOSPITAL — SOFTWARE ENGINEER — REMOTE, GHANA

LEADERSHIP

- PRESIDENT, HUMAN-COMPUTER INTERACTION & UI/UX DESIGN CLUB
- EDITOR, STUDENTS' REPRESENTATIVE COUNCIL

AWARDS

- SRC EXECUTIVE RECOGNITION AWARD
- BEST SRC EXECUTIVE OF THE YEAR
- BEST SRC GRAPHIC DESIGNER OF THE YEAR ... AND MORE

CERTIFICATIONS

- THE FIELD GUIDE TO HUMAN-CENTERED DESIGN
- MARKETING WITH CANVA
- DESIGN LIKE A PRO: THE COMPLETE UX & UI COURSE
- BECOME AN AI-POWERED PEOPLE MANAGER
- INFORMATION TECHNOLOGY, ALISON
- USE CANVA TO DESIGN DIGITAL COURSE COLLATERAL ... AND MORE

RESEARCH & METHOD

[USABILITY TESTING] [USER INTERVIEWS] [SURVEYS] [AFFINITY MAPPING]
[PERSONAS] [WIREFRAMING] [PROTOTYPING] [INFORMATION ARCHITECTURE]
[INTERACTION FLOWS]

INTERESTS ..... FOOTBALL, HIKING, SWIMMING, CYCLING, VOLLEYBALL, DRIVING

── PROCESS ─────────────────────────────────────────────────────
1. DISCOVERY CALL ......... 2 HOURS  · DO WE MATCH?
2. CONCEPT & STRATEGY ..... 2 WEEKS  · UX, WIREFRAMES, PROTOTYPE
3. WEB DESIGN ............. 2 WEEKS  · HIGH-END SCREEN DESIGN
4. DEVELOPMENT ............ 2 WEEKS  · BUILD, MOTION, CMS
5. WEBSITE ONBOARDING ..... 2 HOURS  · WORKSHOP + VIDEO TUTORIALS

── SELECTED_WORK ───────────────────────────────────────────────
- MEDIMAFO HERBAL HOSPITAL — A CALM, FAST SITE THAT EXPLAINS THE CARE AND
  BOOKS THE APPOINTMENT. (WEB DEVELOPMENT)
- BOSBROKER LTD GH — PROPERTY MANAGEMENT, SUPERVISION AND BROKERAGE UNDER
  ONE ROOF, AND ONE SITE THAT SAYS SO. (WEB DESIGN)
- INTERFACE SYSTEMS — COMPONENT LIBRARIES AND INTERFACE STUDIES. (UI DESIGN)
- PRODUCT DESIGN — FROM RESEARCH TO SHIPPED SCREENS. (PRODUCT DESIGN)
- FERTIREACH — IN-HOME FERTILITY CARE FOR AFRICAN AND BLACK COUPLES.
  PRIVATE, WARM, EASY TO BOOK FROM ANYWHERE. (WEB DESIGN)

── LAB ─────────────────────────────────────────────────────────
- PREMPENUA DEFENDER — PLAYABLE ON THE ARCADE CABINET IN THE 3D LOBBY.
- PREM SHOT — DRAG-TO-THROW BASKETBALL ON THE LOBBY HOOP.

── CONTACT ─────────────────────────────────────────────────────
GENERAL ....... NANAFRIHENDENTEH10@GMAIL.COM
CV ............ DOWNLOADABLE FROM THE CONTACT BLOCK (PDF)
INSTAGRAM ..... @PREMPENUA.UI
X ............. @NANAFRIHEN
FACEBOOK ...... FB.COM/PREMPENUA
LINKEDIN ...... ISAAC-NANA-FRIHEN-DENTEH
YOUTUBE ....... @NFCREATIVITY_NANAFRIHEN
PINTEREST ..... PIN.IT/5CCYGHINU

── FOR_AGENTS ──────────────────────────────────────────────────
LLMS.TXT ...... /LLMS.TXT
AGENTS.MD ..... /AGENTS.MD
SITEMAP.MD .... /SITEMAP.MD
INDEX.MD ...... /INDEX.MD
prempenua@lobby:~$