John Siemer - Email & Phone Number

Principal Architect at Castles Design Group, P.C.

John Siemer is based out of Houston, Texas, United States and works at Castles Design Group, P.C. as Principal Architect.

John Siemer's Contact Information

John Siemer's Work email

j*****@castle***.com

Valid

Latest update

October 19, 2025

Location

Houston, Texas, United States

John's current employer

Castles Design Group, P.C.

Description

Website

castlesdesigngroup.com

HQ Location

Houston, Texas, United states

Number of employees

11-50

Industry

Architecture And Planning

Latest update

May 1, 2024

Read about Castles Design Group, P.C.

Frequent questions about John Siemer

What company is John Siemer working for?

John Siemer works for Castles Design Group, P.C..

What is John Siemer's function at Castles Design Group, P.C.?

John Siemer is Principal Architect at Castles Design Group, P.C..

Where is John Siemer based?

John Siemer is based out of Houston, Texas, United States.

What is John Siemer's work email address?

John Siemer's professional email address is j*****@castle***.com

Who are John Siemer's co-workers?

John Siemer's colleagues are Larry Christian, Dominic Adams, Frank Smith, Amanda Wright, Hung Nguyen, Larry McKennie, Christopher Garrow.

John's co-workers

Larry Christian

Principal and President

Architectural Project Manager

Senior Project Architect

Architect / Associate

Project Architect

Architectural Sr. Tech / Project Manager

Christopher Garrow

Project Manager

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