Daniel O’Reilly originally founded the company in 2017 to provide middle market clients access to world-class Management Consulting talent without the substantial risk of low Return on Investment. Dan manages all of the company's global stakeholders and has worked with more than two dozen clients on over 100 projects, ranging across industries and functions.
For over a decade, Dan has built collaborative relationships in Management Consulting and Financial Services. Prior to starting the company, Dan served as an Engagement Manager at A.T. Kearney in Chicago and as a Manager at Morgan Stanley in New York and Europe. In his various roles as a strategy consultant, Dan has worked with over two dozen clients on multiple projects, ranging across industries and functions. Prior to leaving Morgan Stanley for business school, Dan served as a quantitative analyst working with the equity derivatives trading desk and led the effort for Business Process Outsourcing to Eastern Europe.
Dan earned his Bachelor of Science in Finance from University of Illinois Urbana-Champaign, where he was also an Evans Scholar, and his MBA from Yale School of Management.
Dan is active with the Western Golf Association Evans Scholar Foundation, where he serves as a member of the Leadership Council. He enjoys performing in stand-up comedy shows, playing golf, building & riding motorcycles, camping and spending time with his wife and four children.
Clint has over a decade of experience in strategic project management, operational improvement, pricing strategy, and contract management. As a driver of change who has spent the last several years of his career solving problems and improving efficiency, where Clint stands out from the pack is in his storytelling ability – taking raw inputs and data, knowing what questions to ask to drive insights, and delivering a plan to solve the issue at hand.
Prior to joining DPO&Co, Clint led several $100M+ projects for United Airlines, focused on improving operational efficiency through technology, process, and infrastructure upgrades. Before his time at United, Clint was a consultant at Navigant Consulting, where he was engaged in forensic accounting, IPO preparation, bank fraud investigation, and IP litigation work streams.
Clint earned his MBA from Northwestern University’s Kellogg School of Management, and his Bachelor of Science in Finance from the University of Notre Dame.
Residing in Chicago with his wife and four children, Clint is a passionate college football fan, loves discovering new music and podcasts, enjoys the challenges of real estate investing, and has mastered the 48-hour trip to Europe for a quick escape.
Geoffrey has over a decade of experience in strategy consulting, investment banking, and software development. His areas of focus cover complex project management, operational improvement, cost reduction, training development & execution, as well as mentoring & team development.
Prior to joining DPO&Co, Geoffrey rose through the ranks at Kearney (formerly A.T. Kearney) where he held the successive titles of Associate, Manager and Principal. Geoffrey’s project work spanned myriad industries, including Aerospace & Defense, Consumer Package Goods and Due Diligence assignments for Private Equity clients. Geoffrey was actively engaged in training delivery for both external clients and internally for Kearney’s own consultants. Prior to consulting, Geoffrey worked for a boutique investment bank in London helping companies raise money through the capital markets and spent his early career writing software for Goldman Sachs.
Geoffrey earned his Master of Science from Imperial College London where he double majored in Mathematics and Computer Science, and his MBA from The University of Chicago Booth School of Business.
Geoffrey enjoys learning foreign languages. After studying both French and German in high school, he started learning Spanish during the pandemic. He is a dedicated supporter of college football and endeavors to visit a new stadium every year. Geoffrey is an avid traveler, having visited 35+ countries on five continents.
Brian Stumpf joined DPO&Co in 2020 to nourish his enthusiasm for guiding small and mid-size businesses. He enjoys working with management teams and investors to understand their vision, set a plan, and take action to create value. Brian typically manages operational improvement, post-close strategy, and due diligence projects.
For over a decade, Brian has managed teams in rapidly growing business lines, consistently exceeding goals. Prior to joining DPO&Co, Brian led a $500M medical distribution division through four years of expansion at a CAGR of 27% by mapping plans for the most profitable growth, pursuing strategic partnerships, and improving operational efficiency. Before this, Brian worked on the securitization desk at Bank of America.
Brian earned his Bachelor of Science in Finance from the University of Illinois at Urbana-Champaign, where he was an Evans Scholar. He earned his MBA at the University of Chicago Booth School of Business and internationally at the London Business School where courses were completed with High Distinction.
Brian enjoys coaching individuals who are working to gain control of their personal finances, is a member of the Evans Scholars Leadership Council, and volunteers with various community organizations. He relishes learning and new experiences and spent 2019 traveling and volunteering with his wife, Alexis. In his free time, Brian enjoys running, cycling, hiking, and camping. He lives in Chicago with his wife and their dog, Canvas.
Quinn joined the firm in January 2022 as a first-year associate.
Quinn has about 5 years’ experience in both Engineering and Strategy Consulting. After interning at ExxonMobil, Siemens and US Bank, he spent several years at ExxonMobil maintaining and improving the mechanical integrity of the equipment at one of the largest Ethane Crackers in the world. He then spent a year as an Engineering consultant in the Oil & Gas sector, before pursuing a role at DPO&Co that focused more on the intersection between business strategy and finance.
Since joining the firm, Quinn has worked on six different projects ranging from a $50M+ procurement effort for a global industrial manufacturer, a market sizing and growth levers diligence for a $30M EBITDA player in the grocery space, and a post-close engagement of a regional PCBA manufacturer to begin identifying, prioritizing, and implementing the highest value growth initiatives.
Quinn graduated summa cum laude from Georgia Institute of Technology (Georgia Tech) with a Mechanical Engineering degree.
In his free time, Quinn enjoys beach volleyball, tennis, running, scuba diving, freediving, and spearfishing.
Chris has a background in Finance and Economics, and will be joining DPO&Co in July 2021.
Prior to joining DPO&Co, Chris was an intern at Morningstar, where he assisted in the evaluation of a potential acquisition involving the ESG space using an economic moat analysis. He spent a summer at the Federal Reserve Bank of Chicago, conducting forward-looking economic research to support a multi-million dollar portfolio in analyzing unemployment rates, population trends, commercial real estate data, housing market data and home price indices in the Chicago and Milwaukee metropolitan areas.
Chris earned his Bachelors of Arts in Economics with a concentration in Financial Economics and Econometrics from the University of Notre Dame.
In his free time, Chris is an avid Chicago sports fan, enjoys experimenting with new recipes in the kitchen, loves playing basketball and completing daily NYT crossword puzzles.
Griffin joined the firm in July 2021 as a first-year analyst.
Prior to joining DPO&Co, he worked in various private equity roles at Starwood Capital, StepStone Global and Constitution Capital Partners.
During his time at DPO&Co, he has assisted in value-add projects such as cost-savings on transportation procurement, ROA analysis and EBIDTA growth initiatives for leading multi-billion-dollar manufacturing companies. He has also strengthened PE firm's investment theses through interview facilitation with industry experts, communicating industry trends and conducting top-down/bottom-up market sizing models.
Griffin earned his Bachelor of Arts in Economics and Applied Computational Mathematics and Statistics from the University of Notre Dame.
In his free time, he enjoys running, going to the beach, cheering for Boston sports and swimming.
Mary joined the DPO&Co team to offer her organizational and interpersonal communication skills to aid in the streamlining of office operations.
Mary attended Marquette University in Milwaukee, WI where she was an Evans Scholar and a study abroad student in Madrid, Spain. She studied Elementary Education and Spanish. She attended Northeastern Illinois University in Chicago, IL where she earned a BA and Master of Science in Education in Bilingual/Bicultural Education.
Mary spent years teaching middle school Spanish in the Chicago suburbs where she served as the Global Language team leader and on the Tech team. She taught adult Spanish classes and worked in Spain for a summer as a chaperone to high school students.
She recently worked as a nanny and also as a host doing administrative work in a local cider house/restaurant. The latter position required the ability to fine-tune administration skills as the person running three email addresses for reservations, donations, and event planning.
In her free time, Mary enjoys hosting pub trivia night, international cuisine, live music, traveling with her husband, and all things Chicago.
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