We are Mark and Julie Leonard. Datagroup is our vehicle to ground our mission, vision and our work.

We work on short and long term engagements and, when appropriate, rely on contractors and freelancers to help us deliver and scale what we do.


Julie Leonard

Julie is all about delivering high value solutions and products. Her customers are typically companies that want to replace an aging application or product, improve usability and features of existing applications or products, increase their market presence through innovative solutions, or implement best practices to help their own teams do all of the above.

Julie has a long track record in

  • App solution design and implementation in many verticals using adaptive agile methods
  • Delivering technology solutions in a professional services environment
  • Building processes and products for effective solution delivery and implementation management
  • System Integration in the banking space

Learn more about or contact Julie on LinkedIn

Until recently, Julie was managing the Engagement practice in the Global Professional Services team at OutSystems, a global leader in low-code development platforms. In this role, she established and enhanced delivery models and best practices for service deliveries of the company’s engagement managers, ensuring adaptive and high quality service delivery. These delivery specialists serve as a combination of project managers and scrum masters, product owners and product managers, and coaches for midmarket to enterprise customers in many industries.

Julie is currently working on a new concept in pet healthcare. She is always open to hearing about opportunities to participate in something exciting, innovative, and forward looking.


Mark Leonard

Business owners and managers often have important projects that get ignored because the current staff is buried with existing workloads. Mark can help.

Mark has professional skills in the following subject matters.

  • Book and article writing, editing, and self-publishing
  • Generating Private Placement Memorandums for raising private equity
  • Leading Financial Services marketing efforts
  • Leading initiatives in large volunteer organizations
  • Owning and running restaurant franchises

Contact Mark via LinkedIn

Self-publishing your book

Mark is focused on increasing customers’ authority and visibility in their field by helping them self-publish nonfiction books. His customer is often someone who has been wanting to write a book and doesn’t know where to start, or has started writing several times or a long time ago and needs help staying focused, or has already written the content and needs help with editing, publishing, and promoting the book.

Mark is a specialist in

  • Helping professionals hone their vision for their book
  • Keeping authors focused on their target audience and vision
  • Accelerating the completion of high value  and quality written content in various formats
  • Managing best seller campaigns for maximum visibility

Financial services

If you need to get a Private Placement Memorandum out in a hurry and need talent to get it completed, Mark can help. Mark has worked with real estate syndicators specializing in the multifamily sector, and can conduct market research, property comps, market and property grade analysis, demographic analysis, macro and micro economic research, coordinate property photography, prepare complete financial analysis and modeling including proforma operating and cash flow statements.