GRAYSWAN
INNOVATIVE. CONSISTENT.
Our Premium Team
We believe passion changes everything. Our passion for investments is the reason why we exist. This drives us to find new investment opportunities and innovate smarter ways of doing things. We always go the extra mile for our clients. Our passion gives us the freedom to act boldly.
GraySwan is an investment advisory and wealth management firm.
The wealth of our investment experience and the depth, strength and stability of our advisory and investment team amounts to over 150 years. We have been advising and managing the most prestigious institutional client assets in South Africa. It renders us excessively qualified and capable to understand and handle the financial affairs of our institutional, corporate, family office & private client investors. The average experience of each of our investment consultants is 13 years, providing our clients with expert advice. With offices in Stellenbosch, Somerset West and Johannesburg, the company is one of the most experienced in terms of assets under advice (>R25 billion).
As a team, we are passionate and known for doing the right things for the right reasons. This means that whatever we set ourselves out to do, we do it with integrity, and we do it wholeheartedly. We always go the extra mile.
We serve a wide range of investors, and all clients have the opportunity to access our best views that are cost-efficient and have proven performance track records. We are not just our clients’ investment consultants, but also their long-term strategic thinking partners.
We believe the following factors set us apart from the crowd: Our independence, our wealth of investment consulting experience, our history of investment management experience, our stable team, our superior service ethos, and our proven long-term track record. We invite you to take flight with us to see the world of investing from a different perspective.
This is the freedom to access quality.
Meet Our Experienced Co-Portfolio Managers
Gregoire and Duncan Theron, GraySwan’s Chief Investment Officer and Chief Executive Officer, have been a formidable team for over 45 years.
Their combined expertise has propelled GraySwan’s Funds to the forefront of the industry, earning top 3 rankings and securing nominations for the prestigious Raging Bull and Morningstar Awards. Their disciplined and passionate approach to portfolio management is the cornerstone of GraySwan’s continued success.
Even if you’re not a client of GraySwan, you can invest in our superior-performing Funds. We can assist you to invest directly, or simply ask your financial advisor how to invest.
Experience the benefits of disciplined, passionate, and trusted portfolio management.


Investment Consulting Team

Tania Theron
Head of Wealth

Mart-Marie de Jongh
Investment Consultant

Braam Bredenkamp
Investment Consultant

Natalie Ngonelo
Administrative Assistant

Nicola Constable
Administrative Assistant

Heinz Nel
Paraplanner

Somine Stadler
Administrative Assistant

Janine Thomas
Office Manager

Aphiwe Kasini
Office Assistant

Jackie Linders
Driver & Maintenance Manager
Investment Team

Gregoire Theron
Chief Investment Officer

Duncan Theron
Portfolio Manager

David Goosen
Senior Investment Analyst

Victoria Cope
Investment Analyst

Kamogelo Nkosi
Investment Analyst
Finance, Communications & Compliance

Songezo Nyokana
Financial Manager

Bailey Dewing
Marketing Manager

Elizna Taylor
Compliance & Operations Manager

Tania Theron
Head of Wealth
“NEVER TOUCH ANYTHING WITH HALF OF YOUR HEART.”
Tania is a Chartered Accountant by profession and has a keen interest in taxation legislation. She cuts no corners and her perfectionistic eye misses no detail – she has the ability to think of everything that never even occurred to you. Her pedantic disciplined and organized work ethic makes it a delight for clients to be in her presence. Every task is performed effortlessly and she implements and executes transactions while you have a worry-free investment experience. Her previous work experience at one of South Africa’s largest accounting firms and also at one of the biggest banks trained her to build strong client relationships through service excellence.
Her professional excellence is uniquely combined with a passionate and purpose-driven heart. She manages the GraySwan Charitable Trust together with three other trustees. Giving and helping is a devotion the entire team at GraySwan infinitely pursues. It’s part of our DNA as we allocate 10% of our profits to our direct community. Read more about this in our featured article in CFO South Africa: Tania Theron: Making a life through giving back
Her precision and perfection aren’t just a matter of professionalism; she is an avid golfer and hits the ball with the accuracy only a CA possesses. When she’s not being a supermom to her 3 kids, she mountain bikes, attends charitable events or explores the countless cuisine secrets that the Winelands have to offer.
Qualifications
B Com Accounting Degree;
Certificate in the Theory of Accounting;
B Com Accounting Honours;
Advanced Certificate in Auditing;
Higher Diploma in Tax;
Chartered Accountant;
First Level Regulatory Examination: Representatives;
First Level Regulatory Examination: FSPs (sole proprietors) and Key Individuals in Categories I, II, IIA, III and IV.

Mart-Marie de Jongh
Investment Consultant (CFP® Professional)
“IF WE DID ALL THE THINGS WE ARE CAPABLE OF, WE WOULD LITERALLY ASTOUND OURSELVES.”
Mart-Marie is a Certified Financial Planner (CFP) with 9 years of wealth management experience. She is responsible for developing and implementing financial plans for our private clients covering all areas of finance, including pre-and post-retirement planning, risk cover and estate planning. In addition to financial planning, she also provides financial advisory services to family businesses and small to medium-sized companies.
She has a keen interest in behavioural finance and a passion for empowering people to understand their portfolios.
She loves going to the beach, hiking, picnicking and enjoying the good food and wine that Cape Town has to offer. When she isn’t busy with her most recent hobby of gardening, you will find her cooking in the kitchen with friends and family.
Qualifications
B Com Degree;
Post Graduate Diploma in Financial Planning;
Certified Financial Planner Professional;
First Level Regulatory Examinations: Representatives.

Victoria Cope
Investment Analyst
“YOU MUST THE CHANGE YOU WANT TO SEE IN THE WORLD”
Victoria has also joined us as an Investment Analyst on the 3rd of February 2025. Victoria will be supporting our performance and reporting team but will also further develop our quantitative models and investment dashboards to further empower our co-portfolio managers to enhance their investment decision-making. Victoria recently completed her Master’s Degree in Business Mathematics and Informatics while working at Bank Windhoek. She also holds a BSc in Quantitative Risk Management (cum laude) as well as a BSc Honors in Quantitative Risk Management.
Victoria Cope is an Investment Analyst at GraySwan, bringing a strong background in quantitative risk management and financial analytics. She holds an MSc in Business Mathematics & Informatics and an Honours BSc in Quantitative Risk Management (cum laude) from North-West University. Victoria has gained practical experience in financial analysis, predictive modelling, and Power BI dashboard development through her industry research with Bank Windhoek.
Victoria will be supporting our performance and reporting team but will also further develop our quantitative models and investment dashboards to further empower our co-portfolio managers to enhance their investment decision-making.
Beyond work, Victoria is a real foodie who loves discovering new restaurants and trying different cuisines. She’s also passionate about running, CrossFit, and exploring new adventures with friends—always seeking the next challenge!
Qualifications
Master’s Degree in Business Mathematics and Informatics;
BSc in Quantitative Risk Management (cum laude);
BSc Honors in Quantitative Risk Management.

Kamogelo Nkosi
Investment Analyst
“THE FAST WAY IS THE SLOW WAY BECAUSE THE SLOW WAY IS THE ONLY WAY”
Kamogelo has joined us as an Investment Analyst on the 3rd of February 2025. Kamogelo comes to us from the ASISA Academy Program, an esteemed initiative that provides internship opportunities across the financial services industry. Kamogelo will work closely with the investment team to further strengthen our due diligence capabilities on investment managers and product providers which we use across our range of Funds and for our wealth management clients. He holds a Bachelor of Commerce degree in Finance and Economics from the University of the Western Cape and has demonstrated strong leadership as the current Chairperson of the Association of Black Securities and Investment Professionals (ABSIP) at his university.
Kamogelo Nkosi joins GraySwan as an Investment Analyst, gaining hands-on experience in investment management as part of his ASISA Academy Program, an esteemed initiative that provides internship opportunities across the financial services industry. Currently completing his Bachelor of Commerce in Finance and Economics at the University of the Western Cape, Kamogelo has demonstrated strong analytical and leadership abilities through his role as the current Chairperson of the Association of Black Securities and Investment Professionals (ABSIP) at his university.
Kamogelo will work closely with the investment team to further strengthen our due diligence capabilities on investment managers and product providers which we use across our range of Funds and for our wealth management clients.
Beyond finance, Kamogelo enjoys exercising and spending time at the gym, reading non-fiction books, and watching documentary series. He’s also a part-time tech enthusiast, always exploring the latest in technology and innovation.
Qualifications
Completing Bachelor of Commerce in Finance and Economics at the University of the Western Cape.

Braam Bredenkamp
Investment Consultant
“NEVER SACRIFICE WHAT YOU COULD BE FOR WHAT YOU ARE.”
Braam has more than 10 years of experience as an independent financial advisor. He aims to provide every client with bespoke advice while building long-term trusted relationships and helping clients make sense of all aspects of the financial planning landscape.
He is married to an artist and father to a 10-year old daughter and 6-year old son. He loves camping, music, reading, movies, cricket (watching professional, playing backyard), cooking, baking and launching Nerf gun battles from behind the living room couch.
Qualifications
Post-Graduate Diploma in Financial Planning (UFS)
National Certificate in Financial Planning, NQF6 (AFM)
BA Degree in Communication Studies (NWU)
RE1, RE3 & RE5 Regulatory Examinations

Duncan Theron
Chief Executive Officer and Portfolio Manager
“SUCCESS COMES TO THOSE WHO DEDICATE EVERYTHING TO THEIR PASSION IN LIFE”
Duncan has 25 years of investment experience of which 20 years as an investment consultant and 5 years in offshore alternative investment management. His extensive investment experience in both fields provides him with a unique perspective to ask the right questions and provide high conviction investment insights.
Duncan has consulted to most of the largest and most prestigious retirement funds in South Africa. He previously fulfilled the role of Director, Head of Manager Research and Senior Investment Consultant at two of the largest investment consulting companies in South Africa. He also previously fulfilled the role of Managing Director and finally the Chief Investment Officer of Sanlam’s offshore alternative asset management business.
In 2010 he founded GraySwan, a boutique and independent investment consulting and wealth management company, alongside his partners Gregoire and Tania.
This father of three is a novice stage-racing mountain biker and surfing, fly-fishing and guitar enthusiast. He is a bespoke reader and a curious learner who always amazes you with his extensive knowledge of investments.
Qualifications
B Com Law;
B Com Honours (Investment Management);
Diploma in Financial Markets and Instruments;
Programme in Mathematical Modelling of Derivatives;
International Certified Hedge Fund Professional qualification;
CFA Level I;
South African Registered Persons Exams;
Financial Services Board Regulatory Exams.

Gregoire Theron
Chief Investment Officer
“OPPORTUNITY EXISTS FOR THOSE WHO LOOK”
As Chief Investment Officer, Gregoire leads the GraySwan Investment Committee and investment manager research efforts. He and his research team focus on proprietary and fundamental investment manager research. He is exceptionally committed and together with his team of research analysts, performs rigorous and scrutinizing investment manager due diligence, both qualitatively, quantitatively and operationally. No stone is left unturned as they skillfully find tomorrow’s consistent performer.
He has 20 years’ investment experience of which 15 years as an investment consultant and 5 years in offshore alternative investment management. His previous role as Head of Risk at Sanlam’s offshore alternative investment business strategically trained him to find and thereafter monitor investment managers with superior risk-adjusted-performance. His thorough and critical thinking feeds into his role as Senior Investment Consultant to provide transparent and leading-edge investment solutions for you.
Under his eagle eye guidance, the investment manager research team continuously meets with investment managers as part of our due diligence process and furthermore produces more than 30 different extensive monthly peer group investment manager surveys, covering all asset classes within local, developed and developing markets.
He is the father of two, he has completed two Comrade Marathons, always in for a good laugh, thrives on the bountiful energy of the city and is an ambitious musician (not magician) by heart.
Qualifications
International Certified Hedge Fund Professional qualification;
Financial Services Board Regulatory exams;
SAIFM Registered Persons Examinations.

Elizna Taylor
Compliance & Operations Manager
“Never stop learning; for when we stop learning, we stop growing.”
Elizna obtained her degree at the University of Stellenbosch and her honours through UNISA. She has over 15 years of experience in the Financial Services industry, 5 of which were spent in Fund administration and 8 years in consolidated reporting to advisors. My passion is implementing systems and creating order from chaos.
Elizna is all about her family. She has been married for 15 years and has a 7-year-old son and a 4-year-old daughter. She enjoys camping off the beaten track, hiking in the mountains and spending time at the beach (we live in Cape Town, after all – it’s the best place for it). When we are at home, I enjoy road running and spending time with close friends and family surrounded by good food, wine, and laughter. Elizna’s family enjoys sports and has many outdoor and indoor cricket and tennis matches.
Qualifications
B.Comm Honours Business Management.

Sarel Louw
Senior Investment Analyst
“AN INVESTMENT IN KNOWLEDGE PAYS THE BEST INTEREST”
Sarel is an investment strategist who enjoys understanding the bigger picture of corporate operational challenges as well as micro issues within the investment process. An analytical person who thinks in innovative and unorthodox ways to develop unique investment and business solutions. Skilled big data analyst using a range of data analysis tools such as R and Excel.
Loves challenges where a diverse range of skills can be applied. To describe Sarel, some key characteristics include being ambitious, adaptable, disciplined, and goal-oriented.
Occasional ultra-distance cyclist.
Qualifications
B Com Degree;
Post Graduate Diploma in Financial Planning;
Master of Business Administration;
CFA Charterholder;
Regulatory Examination: Key Individuals – RE1;
Regulatory Examination: Representatives – RE 5.

David Goosen
Investment Analyst
“WHEREVER SMART PEOPLE WORK, DOORS ARE UNLOCKED”
David is a strategic problem-solver who enjoys sharing knowledge. He started his career in the health care consulting industry, whereafter he moved to Bancassurance. Out of his passion to share the knowledge he transitioned to lecturing business statistics. After having fulfilled his lecturing need, he boldly moved into the investment management industry and celebrates over five years of investment management experience. Being introverted with a strong appreciation for solving complex issues often leads him to hours of creating different investment opportunities for investors.
Outside of work, he enjoys a good non-fiction book or spending time outdoors.
QUALIFICATIONS
BSc Actuarial Science.

Bailey Dewing
Marketing Manager
“BE FEARLESS IN THE PURSUIT OF WHAT SETS YOUR SOUL ON FIRE”
Bailey has over 10 years’ of investment experience. She takes responsibility for our branding and marketing. As a very analytical but also creative person with good communication skills, Bailey is responsible to promote brand activities and strategies to establish and maintain the presence of the GraySwan brand.
Bailey has a keen interest in innovation, especially disruptive technologies and the trends they are creating in business.
Bailey is mom of two young children and loves to be part of their world of imagination and curiosity. She loves to read, is always ready for a new adventure, is an avid ‘FRIENDS’ fan and her favorite place to be is the bushveld with family.
Qualifications
Honours degree in a Bsc Property Studies;
Advanced Adobe Certificates.

Songezo Nyokana
Financial Manager
“WHAT THE MIND CAN CONCEIVE AND BELIEVE, IT CAN ACHIEVE”
Songezo Nyokane has over 5 years’ of financial experience and is a dynamic and ambitious accountant. He is analytically strong, has a knack for numbers, and can solve complex business and financial problems.
Songezo is family-oriented and enjoys taking walks on the beach, reading self-help books about reprogramming the mind, staying up-to-date with the latest trends affecting our country and society, and enjoys family outings with his twin sister and nephew.
Qualifications
Bachelor of Commerce in Accounting