About Us
Founded in 1995 and formally incorporated in 2000, Huls Environmental Management LLC has a long-standing history of providing expert environmental consulting services. In 2010, Sustainable Environmental Management Co. (SEMCO) was registered as a DBA, expanding the company’s commitment to sustainable materials management. Our company is fully insured with commercial and professional liability policies ensuring trusted and reliable service.
SEMCO is a certified Disadvantaged Business Enterprise (DBE) through the California Unified Certification Program (CUCP #49149) and also holds certification as a Small Business Enterprise by the Los Angeles County Metropolitan Transportation Authority (Metro #8761).
Key Personnel
J Michael Huls | Founder and CEO
An academician and Certified Zero Waste Associate, J Michael Huls began his career during Earth Day 1970. With over five decades of operational and business experience, he has consulted for major organizations such as the World Bank, United Nations, Fortune 500 companies, and numerous municipalities.
Kristen Schonert | Director of Sustainability Services
Kristen is an accredited TRUE Advisor (Zero Waste) with over 10 years of diverse experience spanning project management, marketing, and education. She leads sustainability initiatives with a focus on practical, results-driven solutions.
Xiu Xi Ye | Co-owner
Xiu supports private sector clients by offering bilingual technical assistance, including language translation and communications, facilitating clear and effective collaboration.
Pratyusha Akunuri | Sustainability Analyst
With over five years of experience, Pratyusha specializes in edible food recovery and school-based sustainability education programs.