Who We Are

ABC is a full service bookkeeping firm also offering education, training, and consultation on finance and cooperatives.

Annie Sullivan-Chin

Annie has been a worker-owner, bookkeeper, and consultant at A Bookkeeping Cooperative since 2013. She began her work with ABC as an intern with the Democracy At Work Network in 2012. Annie developed her accounting expertise in the classroom at Baruch College in NYC as well as on the job at ABC over the last five years. As a certified DAWN Peer Advisor, Annie provides high-quality technical assistance to worker-owned and democratically-managed organizations throughout the country. She is also an experienced facilitator and trainer, with a passion for building capacity in the solidarity economy movement through financial literacy and the empowerment of workers everywhere.

Erin Aliperti

Erin has been a worker-owner, bookkeeper, and consultant at A Bookkeeping Cooperative since 2014. Erin has experience doing taxes for sole proprietors and specializes in bookkeeping and consulting for freelancers. Erin developed her accounting skills in the classroom at Baruch College as well as on the job with dozens of clients over the years. Erin has a passion for equity and works to develop inclusive policies and practices at A Bookkeeping Cooperative and beyond. In addition to being a bookkeeper, Erin is an experienced facilitator and trainer at The Center for Anti-Violence Education.  

Photo Credit: Farhaana Washington (farhaana014@yahoo.com)

Maria Teresa Lopez

Maria Teresa is a bookkeeper and consultant with A Bookkeeping Cooperative. She is an experienced entrepreneur bringing a powerful combination of a lifelong commitment to social justice together with hard financial, managerial, and administrative skills rooted in 40 years of experience.  She studied accounting in her native Honduras and has lived in the New York metropolitan area since 1991. Maria Teresa brings the same spirit of fearlessness, dedication, and precision to all of her work, which has ranged from running her own Spanish language magazine to working as a bank loan officer to consulting with small businesses.  Maria Teresa is also a cooperative trainer in the NYC Network of Worker Cooperatives Training Collective.


Emma Yorra

Emma joined a A Bookkeeping Cooperative as a bookkeeper and consultant in early 2018.   She brings 10 years of experience in cooperative development, management and finance as a tool for building power in low income communities at the Center for Family Life and The Working World.  She has a broad background in financial management in cooperative, non-profit and private business settings.   Emma thrives on opening up new possibilities for her clients through her work as a trainer and consultant. She is passionate about building an economy that works for all and is currently completing a master’s degree in Social Economics and Cooperative Business Management at Mondragon University in Spain.  Emma is also part of the NYC Network of Worker Cooperatives Training Collective. 


Lauryl Berger-Chun

Lauryl is a worker-owner & ABC's Admin. Manager.  She brings 8 years of experience in student, food and worker cooperatives and has done trainings, technical assistance, facilitation and cooperative education most recently as a peer advisor through the Democracy At Work Network (DAWN) and The Cooperative Economics Alliance of NYC (CEANYC).


Veronica Dougherty

Veronica Dougherty is a candidate at ABC.  Bio coming soon.