Our Team of Directors


OGMA President

Steven Ringler entered the Glazier & Metal Mechanic trade in 1986 and received his Red Seal qualifications in 1990. He has over 30 years of experience in the glazing industry. In 2019, Steven joined Alumicor Limited and is now Client Development Manager for the GTA. Prior to that, was CEO of Oakville Glass & Mirror Ltd. Steven’s volunteer activities include acting as a Director for OGMA since 2010 and as OGMA President in 2013/2014. From 1995 to 2011, Steven was a Program Committee volunteer for the Hamilton Halton Construction Association, where he also served as Director/Board Member in 2003/2004.


OGMA Past President

Andrew Dolphin has worked for over 20 years in the Glass and Metal Industry. Currently employed as General Manager of BVGlazing Concord, Andrew has also worked at Trulite Industries and Sherwood Windows. Andrew has been on the OGMA Directors Board for seven years and is currently serving his first term as President. Andrew graduated from the University of Guelph with a BA in Economics and has earned a Certified Technical Representative (CTR) designation from the CSC Toronto Chapter.


OGMA Vice President

Blake Sanders heads the Contract Administration Department, Joint Health and Safety Committee and often assists in managing the overall operations of SpandrelTech Ltd. Having grown up working in the fabrication plant, gaining years of experience and knowledge of product data, application, and construction, Blake moved up within the company to one of the top management roles. While some may say they have a “lifetime of experience,” being the third generation in the family business, Blake has spent his entire life in the metal manufacturing field. In his spare time, Blake continues to use his Honours Bachelor of Kinesiology Degree (HBK) to work as a Rehab Therapist, as well as being actively involved in sports, but his main focus is on growing the business.


OGMA Treasurer

Keith has served as an OGMA Director since 2010. His career in this industry started with Commercial Aluminum in 1977, and his accumulated work experience includes Kawneer, Zimmcor, Indalglass, Canadian Glass, Commdoor Aluminum, and Harding Glass. He is currently employed with Burlington Glass & Mirror where he has worked as a Project Manager since 2019.


OGMA Secretary

Eric has a science background from Carleton University but spent one-third of his life as a restaurateur, owning and operating DiVino Wine Studio in Ottawa, Ontario. A trained sommelier and chef, Eric returned to school following the pandemic. Richard Verdon, President of RSVP Agency, was a frequent restaurant customer and became Eric’s life coach. When Richard was looking for a new partner, Eric jumped at the opportunity. In November 2020, Eric started his new career as a building envelope sales representative with RSVP Agency. Over the past 2-1/2 years, he has taken multiple courses, amongst them architectural drawing, building envelope science, and window installation. He has travelled to Spain, Germany, and Asia to see glass manufacturers RSVP Agency represents in Canada. Eric is ready to share his newfound knowledge and passion for building envelope performance and products.

Greg Parkin

OGMA Board Member

Greg Parkin worked summers and weekends from age 13 to 19 at Brampton Glass and Mirror. In 1981, Greg started working with Burlington Glass and Mirror, the family business, where he is now the President and majority shareholder. Greg has been involved with the OGMA for over five years.


OGMA Board Member

Steve Peso is a Technical Sales Representative with the Tremco Construction Products Group, with over 12 years of sales and management experience within the coatings and building envelope industry. Steve started his career at Sherwin Williams Paint Company and moved through various positions and progressive levels of responsibility. Ready to expand his knowledge into the broader coatings and construction business, Steve was drawn to the enthusiasm and camaraderie at Tremco.  Steve obtained his Bachelor’s degrees in both Business Administration and Communications from Brock University and continues his lifelong learning through ongoing professional development within the company. When not at work, Steve enjoys spending time with his family and friends and completing many DIY projects around the home.


OGMA Board Member

With over 20 years in the construction industry, Robert Casinelli is currently the President of Cadwin Ltd., an aluminum window system supplier, fabricator, and installer. Over the past six years, Robert has provided direction and expansion of Cadwin Ltd. to its current status as a trusted vendor and sub-trade in the field of window systems and building envelope construction. Robert is a LEED Green Associate with the CaGBC, and has taught LEED courses through George Brown College. Robert also holds consecutive degrees in Business Management and Construction Management.


OGMA Board Member

John Rania gained employment in the metal curving industry over 25 years ago and has never looked back. He worked his way up at Rimac Fabricators Ltd. (Canada’s leading metal bending company), from operating as a general labourer curving metal in the shop at the back, to heading up the sales department in the offices at the front. With decades of experience in the metal extrusion and brake shaping industry, he brings a wealth of knowledge and expertise to his current role. John has been working with the OGMA since 2022.

Yoga Arulnamby

OGMA Board Member

Yoga Arulnamby has amassed over 34 years of experience in the construction industry, beginning his journey upon earning a Bachelor of Engineering – Civil degree from Bangalore University. His extensive expertise spans structural and civil engineering across diverse sectors, including industrial, marine, and residential construction. Yoga’s career trajectory saw him hold significant roles as a shareholder and group director in several esteemed construction companies before joining Yarlmetal Fabrication in 2000. Starting as Sales Manager, he swiftly ascended to the position of Chief Operating Officer, where he played a pivotal role in managing sales and operations. Under his leadership, Yarlmetal Fabrication emerged as one of the foremost manufacturers of architectural panels in North America, solidifying its position as an industry leader. Beyond his professional endeavors, Yoga is deeply passionate about community service and actively engages in various sports activities. It is this commitment to community and his wealth of experience that motivated him to join OGMA as a Board Member, where his contributions continue to shape the organization’s mission and impact.

Robert Maggiacomo

OGMA Board Member

Robert has been working in the contract glazing industry since 2010.  Robert is a seasoned project manager with knowledge of a multitude of glazing systems, products, and façade systems. He has a background in estimating, drafting and design, purchasing, and project coordination.  Robert has a grassroots education in the glazing trade, starting in the field as a glazier at the age of 18. Upon graduating with a Bachelor of Administrative Studies from York University, Robert jumped into project management. Robert values the passion and integrity required to build a successful business in the glazing industry.

Heather Sakai

OGMA Board Member

Photo and bio coming soon.