About Us
Who We Are
MH Powell is a team that of experts in seismic expansion joint systems. We guide your project from specifications to installation, delivering custom solutions that fit your design, install smoothly, and perform reliably for the long term. We help architects reduce RFIs and speed approvals by delivering accurate CAD and spec packages.

Steve Heller
PRESIDENT / BUSINESS DEVELOPMENT
team members
Over 55+ years of experience
With over 55 of experience in the seismic expansion joint industry, M.H Powell & Co., Inc. continues to manufacture seismic expansion joint systems that go beyond the specs. From hospitals to parking structures to large commercial builds, our systems are made to handle movement, pressure, and time without failing when it matters most.
Mission
M.H Powell & Co.,Inc. is committed to provide quality seismic joint systems that can fill the most of architectural project requirement. Innovative and project specific approach has been key factor of success through out the decades in the construction field.

Nassib Chaar
precontruction and project manager

Kitty Waters
office and finance manager

Jennifer Waters
office
coordinator

Tim Waters
production
coordinator

TJ King
Shop
Manager

Kapila Wickramasinghe
Drafting
technician

Scarlett
Bellier-Igasaki
architectural solutions coordinator
Trusted by the Industry
Partnering with Project Teams from Design Through Installation
projects
completed
1,495+
active
projects
45+
industry
experience
55+
costume extrussions developed
250+
Clients
Proudly supporting architects, contractors, owners, and manufacturers on projects throughout California and the Western United States.












Partners
Working alongside industry-leading organizations to deliver high-performance architectural solutions.





Contact Info
Let’s Chat
Get in touch with us to discuss your design needs.
