Based in Seattle, Core Solutions Group is an international consulting firm that helps clients solve a wide variety of business challenges. Founded in 2011 Core has worked with companies that range from small businesses to Fortune 100 companies.

At the head of Core Solutions Group sits Kyle Sontgerath. He brings experience from around the world to deliver effective solutions and clients value his ability to quickly identify and mitigate political, organizational, and technical challenges that accompany large scale transformation. Kyle is highly adept to structuring and successfully executing complex projects where others have failed. Fluent in English, German and Spanish, Kyle thrives in projects where cultural considerations, communication, and language skills are imperative.


Kyle Sontgerath

Managing Director


We partner with clients worldwide and their teams to develop custom solutions that impact top and bottom-line results.


Understand and quantify what needs to be done.


Identify the required resources (people, process, tools).


Implement the solution and deliver results.


Supporting the design and vendor selection process for a new Enterprise Resource Planning (ERP) solution. This new solution will replace the legacy systems currently used to manage over $12 Billion dollars in NY state financed loans and mortgages.

Led a team of 8 consultants to build the foundation for a new $3B / year retail division at Samsung. Worked with key leadership across all divisions at Samsung Telecommunications, Samsung Electronics, and Samsung Headquarters in Korea to drive sales and develop sustainable retail best practices.

Developed an internal marketing strategy and organizational design to support the worldwide IT operations of Airbus subsidiaries. Built best practices for the operational management and completed project by leading a workshop with key stakeholders from Germany, France and subsidiary CIOs from India, China, Russia and USA.

Built a team of 9 consultants at Clearwire to deliver a SQL database and reporting capability. This gave the leadership: head of sales, marketing, customer care, products and COO – integrated reporting on customer, usage, billing and marketing data for the first time, and in turn drove churn management, customer qualification and retention initiatives.

Managed the successful launch of the first Microsoft Retail Stores to coincide with the launch of Windows 7. Stores obtained a Net Promoter Score of 82%. Responsible for a $10+ million dollar P&L and grew a team of 33 Revel associates and reporting for all divisions including Design & Construction, Technology, Merchandising, Marketing, Operations, eCommerce, PR, HR, Legal, Finance & Procurement & Supply Chain.

Audited existing, and designed and implemented a Shared Services Model (based on SharePoint) for the Communications Department to manage all internal requests and over 30 vendors for content & distribution, branding, PR, marketing and executive leadership teams.

Led a number of critical IT solutions including the implementation of the “Add a Line” feature. Project was delivered on time, within ±3 % of budget and increased online sales by 8%. Managed 6 teams with a total of 35 resources.

Developed and delivered KPI and benchmarking metrics for a Credits & Adjustments reduction initiative which drove approximately $500M in annual savings for the customer care organization, tracked impact to churn and redesigned the customer support systems to streamline reason codes, and identify and flag critical trends.

Performed a market analysis of Class A office space in San Francisco, Seattle and San Diego. Created standard profitability and ARPU metrics for buildings ranging from $32M to $178M. Assisted in securing a German pension fund investment of $340M (13% over targeted $300M).

Owned creation of a Cost/Benefit Analysis & Business Case for 51% acquisition of a €53M Spanish company. Performed market analysis & product positioning strategy for and product design for a financial analysis tool. Managed all near-shoring product development & testing between Madrid and Frankfurt offices conducting business seamlessly in English, German and Spanish.

Completed rigorous Spanish language and Bloomberg training. Performed market analysis & evaluation of (primarily) Semiconductor Companies, Bonds, Money Markets. Supported international portfolio managers and directors at Ingeser S.A., the largest Chilean private brokerage firm.



Managing Director Kyle Sontgerath is supported by long term professional team members.

Olivia Seay

Olivia is a freelance graphic designer who specializes in Powerpoint presentations and brand messaging. Her expertise lies in maximizing effectiveness in communications by synthesizing large amounts of data into digestible and visual appealing content. Olivia has worked with high-level corporates and start-ups for the last six years. Similarly to Kyle, she enjoys the challenges and dynamism of international projects.

Wesley Tanoto
Business Analyst

Wesley Tanoto is a Business Analyst who specializes in strategic & operational initiatives. He has experience performing industry and market benchmark analyses, defining business requirements, driving process improvement, and building management systems across industries in 3 different countries. Wesley has technical experience with the deployment of various cloud-based software solutions and is also a leader in the non-profit sector in organizational design & change management initiatives.


Core has worked with organizations in cities around the world, including:

  • Business Intelligence
  • Business Process Optimization
  • Change Management
  • CRM & Customer Service
  • Digital Transformation
  • Fraud & Loss Prevention
  • IT Systems Architecture
  • Marketing & Public Relations
  • Organizational Design
  • Product Management
  • Program Management
  • Project Management
  • Shared Services, SaaS & IaaS
  • Strategy & Planning
  • Legal & Contract Management
  • Aerospace & Defense
  • Commercial Airline
  • Commercial Real Estate
  • Financial Services
  • Gaming
  • Government & Public Sector
  • Health Care
  • Information Technology
  • Management Consulting
  • Mortgage & Insurance
  • Non-Profit & Philanthropy
  • Retail
  • Software
  • Telco & Wireless
  • Native Tribes & Sovereign Nations

Core is proud to support non profits such as Water 1st International (www.water1st.org)

Legal representation by DLA Piper.

Email us at info[at]coresolutionsgroup.com to learn more.