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Our culture, and our people, make us unique.




As a strategic partner, we provide exceptional management skills and service to assure desired outcomes. To surpass expectations and create experiences that provide a lasting impact. Using the strength of ideas to change attitudes, empower organizations, and enhance the partnership with clients.


By the application of the principles of integrity and service we can bring out the best in every organization and client that we collaborate with, and always exceed expectations.


  • Integrity - Every point of contact, reflects our commitment to doing business ethically and responsibly. We manage associations, execute meetings and events with the utmost professionalism. As a result, we often partner with experts and resources best equipped to support local and regional cultures, traditions and business practices in the course of delivering best-in-class meetings and events.

  • Service - We base our operational approach from an understanding of our clients' ideals. This level of customization and flexibility is the way we do business with each and every client. This ensures delivery of highly effective, value-driven meetings and events.

  • Passion - Passion and determination are contagious. We believe in having a positive and optimistic attitude about everything we do because we realize that this inspires others to have the same attitude.


Organizational Memberships

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Our Professional Certifications

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Our clients range from individuals, to government entities, and corporations. We strive to develop lasting relationships with each one of our clients by demonstrating honesty, hard work and professional quality

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Mission and Values
Our clients


Our Team


Chief Strategist

As principal and chief strategist, Anne O'Neill, CMP, CAE brings a lifelong passion for the power of community and more than 25 years of experience in all sectors of association management. In founding OES Management, Anne sought to create a mid-size association management firm, with a skill-set large enough to be all encompassing, yet small enough to maintain a consistent personalized approach and interaction with all clients and associates. Anne is widely recognized for her expertise event planning, fundraising, business operations, association management, and her success rate at management of 15+ associations supersede her.


Anne's commitment to innovation and continued education in nonprofit management is evident by 2 prestigious industry certifications; Certified Meeting Professional (CMP) and Certified Association Executive (CAE).  Anne earned her bachelor's degree at Metropolitan State University of Denver, with a Cum Laude distinction. Anne is also an Affiliate Professor at Metropolitan State University of Denver. Developing and teaching upper level course work in Event Management, focused on the not-for-profit industry.

A hospitality-industry veteran; Jenn began her career in hotels, restaurants and private catering. "Moving into Event Management seemed a natural choice. But it also allows me to tap into my imagination. Bringing our client requests into a cohesive vision, then executing down the the smallest detail, with perfect timing? It's like making peoples' dreams come true."

Committed to perfecting the logistics of events and instrumental in providing innovative and customized solutions for clients.

Director of Events


Susan joined the OES team in early 2018 and brings 20+ years of graphic design, marketing and event production experience.  Susan delivers results with a strong visual sense, writing and communication skills and the ability to translate marketing ideas and design concepts across all organizational levels.

She's proven success in large-scale event coordinating and implementation.  Conceptualizes and orchestrates 

smart, innovative marketing campaigns and reinforced brand image. 

"I'm passionate about art and design and feel truly fortunate for the opportunity to work in my dream job.  I love our diverse client base and the varied projects of my workload which keep my creativity flowing. From graphic design to logistics, I'm thrilled to be a part of the OES Team."


Director of

Strategic Marketing

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