ABOUT US

Why
Choose Us

Excellis Advantage is a strategic executive consulting firm dedicated to strengthening leadership capacity, operational excellence, and organizational performance. We believe strong leadership requires clarity, disciplined execution, and principled action. Our work bridges strategy and implementation, ensuring leaders are supported not only in vision but in measurable progress.
Our founder, Andrea Antwi, brings over 18 years of international experience working across diverse industries and cultures. With advanced degrees in Health Promotion and Health Education, Healthcare Management and Health Policy, and Behavioral Sciences, combined with expertise in leadership, project management, and executive assistance, Andrea Antwi offers a unique blend of strategic insight and practical solutions tailored to each client’s needs. 
We build strategic partnerships grounded in trust, precision, and accountability.

MISSION & VISION

What we do
& Where we
are going

MISSION STATEMENT

To empower individuals and organizations to thrive by providing exceptional professional support. We are committed to excellence at every level of life and work.

VISION STATEMENT

To see people and organizations excel in every endeavor and to achieve the highest potential, both professionally and personally.

 
OUR CORE VALUES

What we
Stand for

 

We empower individuals and organizations to excel by providing exceptional professional support, fostering excellence in both life and work. Our commitment is to help everyone reach their highest potential.

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  • Respect

    We honor each individual’s unique journey and foster an environment built on inclusivity, understanding, and mutual respect. 

  • Ethics

    We honor each individual’s unique journey and foster an environment built on inclusivity, understanding, and mutual respect. 

  • Service

    Delivering exceptional value and support is our priority. We go above and beyond to ensure every interaction leaves a lasting, positive impact. 

  • Excellence

    We aim for nothing short of greatness. By embracing innovation and forward-thinking solutions, we help our clients push boundaries, achieve their goals, and thrive. 

  • Tenacity

    Challenges inspire us. With unwavering determination and resilience, we empower success and drive meaningful results for those we serve.
 
TESTIMONIALS

What people say about us

Coach Antwi has transformed my life over the past 12 years. Her guidance helped me overcome financial struggles, build confidence, and achieve a fulfilling career as an engineer. She’s patient, wise, and always available, offering practical, life-changing support. Her powerful network and genuine care continue to benefit me today. If you want real results from a coach who truly cares, I highly recommend her. My life is a testament to her excellence.
 Abiola Abe Brand and Solutions Designer
CEO of PK Media Partnering with Excellis Advantage made a significant difference. They truly align with your goals, offering tailored solutions through research, training, coaching, and professional services. Their attention to detail and commitment to excellence set them apart. More than experts, they genuinely care and go the extra mile to ensure real results. If you want a dedicated, results-driven partner, Excellis Advantage is the one. Illiasu Awudu Senior Mechanical Design Engineer Working with Excellis Advantage has transformed our home care organization. Their virtual assistant services have streamlined our operations, from managing our calendar and creating clear, engaging presentations to proofing documents and coordinating events. Their attention to detail and timely support have greatly improved our efficiency. Excellis Advantage is more than a reliable partner; they’re a trusted part of our team. Recarda B. Senior Cyber Threat Analyst Working with Andrea has been an empowering experience. She is a visionary who offers great insight, helping me see possibilities I hadn’t considered before. Her mentorship and coaching have provided me with constant guidance, clarity, and confidence in my professional journey. With a wealth of knowledge, a keen listening ear, and an inspiring approach, she has helped me set meaningful goals, refine my leadership skills, and navigate challenges with resilience. Her constant support and wisdom have been instrumental in my growth, making her not just a mentor but truly a catalyst for success. Yvonne Home Care Director
Bright Autumn Home Care Excellis Advantage has been an incredible support system, keeping everything organized and running efficiently. From managing calendars to sending clear action items and following up, they ensure nothing gets overlooked. Their reports provide valuable insights that simplify decision-making, and their presentations are always engaging and to the point. They create a space for open communication, making teamwork seamless. Their proactive approach enhances productivity and keeps things moving forward. With their strategic mindset and attention to detail, they lift the burden off our shoulders and help us stay ahead. Their expertise has truly made a difference. Asare Baiden Founder and CEO
Luxe Compass Travel Agency Excellis Advantage has been an invaluable asset to my business! Their insights on budget-friendly travel packages have inspired me with innovative ideas for my clients. The Excel tracker they designed has revolutionized how I organize trips and streamline my operations. They also meticulously reviewed my contracts, ensuring I didn't overlook any crucial elements. The staff at Excellis Advantage are detail-oriented, thoughtful, and genuinely passionate about driving business success. Collaborating with them has been a delight, and I strongly recommend their services to anyone looking to elevate their business! Amoakowa Antwi Chief Operations Officer Working with Andrea has been an absolute pleasure. She is an exceptional Executive Assistant with outstanding attention to detail and organizational skills that have significantly improved my workflow. She flawlessly manages my calendar, ensuring everything stays on track while anticipating needs before they arise. Always proactive, professional, and reliable, she approaches every task with efficiency and a problem-solving mindset. Her resourcefulness and quick thinking make challenges easier to navigate, and her dedication to streamlining operations adds tremendous value to any team. Andrea’s ability to support, organize, and optimize tasks makes her an essential team member, and I highly recommend her to anyone seeking top-tier executive support! Tylvia Addoh Project Manager I had the opportunity to work with Andrea, Founder of Excellis Advantage, and I couldn't be more impressed with the impact of her workshops. The sessions are incredibly insightful, covering everything from crafting standout resumes to mastering interview techniques and transitioning into leadership roles. Andrea’s personalized approach sets her apart, as she takes the time to truly understand your goals, offering tailored advice that provides clarity and direction for your career. Her workshops not only inspire growth but deliver actionable strategies that create real momentum. If you're looking for expert guidance and a genuine partner in your career journey, Andrea is the one to work with! Highly recommend. Nana Esi Addo Senior Product Manager I had the pleasure of working with Excellis Advantage for agile project management. Their expertise in streamlining workflows, fostering collaboration, and ensuring timely delivery greatly contributed to my project’s success. They blend professionalism with a personal touch and maintain clear, proactive communication. If you want structure, efficiency, and innovation in your projects, I highly recommend Excellis Advantage. They’re truly a game-changer. Jedidiah Yaw Agume Mechanical Engineering Student Andrea has been an incredible mentor throughout my college years, providing both academic and emotional support. She helped me improve my English papers and guided me through tough challenges with patience and care. Her belief in my potential shaped how I face difficulties, impacting not only my studies but also my career approach. Andrea’s support has truly made a lasting difference in my life. Susana Co-founder and Lead Consultant
M-Tech Limited
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