building great things.

JA Connery is building great things.


With over 40 years of experience, JA Connery is a full service construction company, privately owned since 2010, with offices in Sun Prairie, WI.  Our primary expertise is in Building Commercial Multi-Unit structures. Our experience spans a diverse range of industries and project scopes.


Our mission is to expand our customer relationships beyond vendor and contractor to collaborator and confidant.  From builders of structures and interior spaces to builders of valued partnerships.


We pride ourselves in setting and raising the bar for innovation in construction; from advanced tools and technologies, to our leadership in sustainable construction, to our quality control practices and safety programs.


Our success depends on cultivating the diversity and skills our employees bring to our business.  At JA Connery, you will find challenging projects, smart people and an inventive culture.  Our employees appreciate working in an autonomous environment that fosters collaboration, creativity and individual growth.


You can be assured that our project planning, attention to detail and craftsmanship, focus on long-term sustainability and commitment to our relationship with our clients will create a structure that delights you and your customers for many years to come.

start building yours today