Timm Johnson

Timm Johnson – Director

Timm Johnson is the Director of the Mason Small Business Development Center and provides business counseling and mentoring for Virginia entrepreneurs and small business owners.  Since 2009, Timm has counseled over 1200 clients providing advice on launching, financing, marketing and selling their business.  Timm is a practiced entrepreneur with over thirty years of finance and operations experience for technology and services growth companies in the commercial and government sectors.

Timm is a founding director of Mason Venture Mentors, a provider of business advisory services to start-up technology companies. Through Venture Mentors, he has provided leadership roles in several companies including Nexus Technology Services LLC, Visionary Consulting Partners, LLC, and Next Breath a division of the Aptar Group, Inc.

As an experienced CFO, Timm led several companies – from business formation and strategy, venture capital acquisition, business operations management and exit.  In addition, Timm is proficient in Lean Start-up, Lean Thinking and GrowthWheel business methodologies.

Aung Profile Pic

Phimolwan (Aung) Shepelev – Assistant Director

Phimolwan is the Assistant Director of the Mason Small Business Development Center in the Mason Enterprise Center at Geroge Mason University. Before a new position, she started her first position at the Mason SBDC as an Ambassador. She holds an MBA from George Mason University’s School of Management as well as a degree in Industrial Engineering from Thammasat University in Thailand. While in Thailand, Phimolwan worked in project management role in the manufacturing industry for companies such as Toyota Motor Thailand Co., Ltd. She was also an apprentice for iMADdu, a nonprofit in Fairfax, VA.

Bernard's Profile Pic

Bernard Ferret – Senior Business Counselor

Bernard Ferret is a serial entrepreneur who started 5 companies in the past 25 years, one with a successful exit, and another for which he raised $6 million in venture capital. His latest venture is TheGreenJobBank, a search engine for green jobs and green employers. Bernard holds an MS in Physics from the University of Provence, France, and an MBA from the College of William & Mary School of Business.

Mark Julain Photo on 2-16-18 at 3.36 PM

Mark Julian – Senior Business Counselor

Mark Julian is the President of ClearView Consulting & Coaching, LLC, which provides career and business counseling solutions; customized ADHD performance tool-kits, and process-driven coaching to individuals and businesses. He is a best-selling author, entrepreneur and a business owner/operator drawing from decades of first-hand business experience and professional coaching expertise. Mark counsels first-time and veteran business-builders, and specializes in concept-review, marketing/sales and operations processes.


George Siragusa – Senior Business Counselor

George Siragusa is a Sr. Business Adviser, Counselor and Strategist to Growth Businesses. An experienced former Fortune 5 company executive, retired senior Naval Officer-turned Adjunct Professor and Small Business consultant, George provides entrepreneurs with needed street-wise leadership, sales, marketing and execution guidance.

Ankur Mittal's Profile Pic

Ankur Mittal – Technology Project Coordinator

Ankur Mittal is a Technology Project Coordinator at Mason Small Business Development Center in the Mason Enterprise Center at George Mason University. Here he manages the technology resources, provides network administration and technical support including preventive maintenance products and services, and performs support or administrative tasks as required. He is currently pursuing a Bachelor’s degree in Computer Science, with a minor in Entrepreneurship, at George Mason University and will graduate in May 2020. His interests and experience range widely from automotive technology to software development to startups.


Sara Linus – Program Coordinator

Sara Linus is a Program Coordinator at Mason Small Business Development Center (SBDC). She brings 10 years of customer service experience to the team and is passionate about customer relationship management. As a program coordinator Sara supports and assists with projects assigned to the operations group and provides timely and valuable information and resources to Mason SBDC’s clients. She is a graduate in English Literature, from Mahatma Gandhi University India and certified travel professional with International Air Transport Association (IATA) certification.


Toby Ratolojanahary – Project Coordinator

Toby Ratolojanahary is the Project Coordinator at Mason SBDC. He is currently pursuing a Bachelor’s degree in Information Technology with a concentration in IT Entrepreneurship at George Mason University. As a Project Coordinator, Toby works with the coordination team to manage and assist assigned projects and deliver valuable results to create a flawless transitions and experience for the clients and his team. Outside of Mason SBDC, Toby is passionate about social entrepreneurship and dreams to help his home country Madagascar overcome its water crisis and food crisis.