Mario Chacon

Executive Assistant / Office Manager @ Bitterroot Bio

About

As an experienced Executive Assistant with a proven track record of success, I am confident in my ability to wear many hats and provide support at the highest levels. With a background in hyper-growth and early-stage companies, I am able to anticipate and resolve issues independently while being results-driven, innovative, and self-motivated. I am a proactive and forward-thinking team player who is flexible, adaptable, and able to embrace change with a positive outlook.

Country

United States

City

San Carlos

Industry

Biotechnology

Skill

Executive Support, Meeting Scheduling, Professional Communication, Relationship Development, HR Management, Calendars, Global Talent Acquisition, Internet Recruiting, Technical Recruiting, Operations, Creative Problem Solving, Employer Branding, Benefits Administration, Time Management, Communication, Problem Solving, Administrative Assistance, Employee Engagement, Teamwork, Human Resources Information Systems (HRIS)

Experience

Executive Assistant / Office Manager

Bitterroot Bio

2025-8 - Present · 1 yr 1 mo

Palo Alto, California, United States

Supporting the CEO, CFO, and CLO. Bitterroot Bio is committed to pioneering the emerging field of cardio-immunology, which investigates the interplay between the immune system and cardiovascular health.

Executive Assistant

Render

2024-8 - 2025-7 · 1 yr

San Francisco, California, United States

Render helps software teams ship products fast and at any scale. We host everything from hundred-line prototypes to applications with hundreds of services, all with a relentless commitment to reliability and uptime.

Executive Assistant to Founder I CEO

Aether

2023-4 - 2024-8 · 1 yr 5 mos

Menlo Park, California, United States

Build the next industrial revolution. Aether uses its state-of-the-art platform to rapidly engineer enzymes, enabling our customers to manufacture complex and novel products at a fractional cost.

Executive Assistant

Firstup

2019-2 - 2023-4 · 4 yrs 3 mos

San Francisco Bay Area

Firstup is redefining the digital employee experience to put people first and lift companies up. We make communication solutions that build authentic engagement and create two-way conversation between employees and companies. Our powerful orchestration engine connects every worker, everywhere, on any device with personalized information that helps them do their best work. That’s why 40% of Fortune 100 companies like Amazon, ABInBev, Ford and Pfizer have chosen us to power their frontline, simplify their digital workplace and unlock the potential of their workforces. Get started at firstup.io Executive Assistant to: CEO and Executive Team

Executive Assistant

MongoDB

2016-5 - 2018-12 · 2 yrs 8 mos

Palo Alto, CA

MongoDB is the next-generation database that helps businesses transform their industries by harnessing the power of data. The world’s most sophisticated organizations, from cutting-edge startups to the largest companies, use MongoDB to create applications never before possible at a fraction of the cost of legacy databases. MongoDB is the fastest-growing database ecosystem, with over 20 million downloads, thousands of customers, and over 1,000 technology and service partners Executive Assistant to: Chief Marketing Officer General Counsel

Executive Assistant

Docusign

2012-10 - 2016-4 · 3 yrs 7 mos

San Francisco, CA

• Oversaw the CHRO and 4 VPs in Human Resources schedules with continuously changing priorities and deadlines • Coordinate team off-sites, including contract negotiations, meeting locations, agenda distribution, dinners, and morale events • Domestic and international travel planning, VISA applications, and booking for multiple executives • Expense management • Coordinate, plan, and facilitate monthly new hire orientation. • Interfaced with board members and their assistants • Manage Executive Meetings at Dreamforce and MOMENTUM events • Manage department invoices, reconcile corporate credit card, expense reports, and P.O. requests