🏛️
Architecture & Design3 Active
JOHNSTON LLC
16479 N. DALLAS PARKWAY SUITE 400, ADDISON, Texas 75001
(972) 866-8600
35
Total Projects
$55.4M
Portfolio Value
3
Active Now
480
Total Sq Ft
11
Cities
$1.6M
Avg Value
About JOHNSTON LLC
JOHNSTON LLC is a registered architecture and design firm operating across Dallas-Fort Worth, Houston, Beaumont-Port Arthur with a comprehensive portfolio of 35 projects worth $55.4M. The firm specializes in renovation and adaptive reuse, having completed 5 new construction projects and 30 renovation projects totaling 480 square feet of designed space.
📐Portfolio Breakdown
- 5 new construction projects (14%)
- 30 renovation projects (86%)
- Average project value: $1.6M
- Total square footage: 480 sq ft
🗺️Service Areas
- Harris County26 projects
- Jefferson County3 projects
- Fort Bend County2 projects
- Collin County1 projects
With 3 active projects currently in progress and 32 completed projects, JOHNSTON LLC maintains a strong presence across 11 cities including Houston, Beaumont, Plano, Galveston, Port Arthur. The firm has established itself as a key player in Harris County architecture and design.
Market Position
#1,266
of 16,648+ Texas design firms
by project volume
Top markets
HoustonBeaumontPlano
Activity Over Time
2013
12
2014
4
2015
1
2016
4
2017
2
2018
2
2025
1
Median project: $800KAvg cost/sqft: $573/sqftPeak year: 2013 (12 projects)
📊Firm Overview
14%
New Builds
86%
Renovations
First Project
Jan 2009
Latest Project
Sep 2025
3
Active
32
Completed
🗺️Service Areas
👤
Property Owner Clients
24 property owners served
24 total clients served$55.4M in client projects
📋Project Status
🏁Closed32
✅Inspection Complete3
Work Items
35 total · Sorted by date
🏁Closed$275K
PEPSICO- DIGITAL EXPERIENCE LAB
7701 LEGACY DR, Plano, TX 75024
Sep 10, 2025🔧
PEPSICO INC🏁Closed$3.7M
BEN TAUB HOSPITAL IR_MRI SUITE BUILD-OUT
1504 BEN TAUB LOOP, Houston, TX 77030
Nov 18, 2018🔧
HARRIS HEALTH SYSTEM-BEN TAUB HOSPITAL✅Inspection Complete$400K
UTMB PCP PAIN CLINIC RENOVATION
400 HARBORSIDE DR., Galveston, TX 77550
Mar 1, 2018🔧
UNIVERSITY OF TEXAS MEDICAL BRANCH🏁Closed$225K
RIVERSIDE PERITONEAL DIALYSIS RENOVATION
3315 DELANO ST., Houston, TX 77004
Sep 12, 2017🔧
HARRIS HEALTH SYSTEM🏁Closed$75K
WOODVIEW DRINKING FOUNTAIN REPLACEMENT
9749 CEDARDALE DRIVE, Houston, TX 77055
Jun 12, 2017🔧
SPRING BRANCH INDEPENDENT SCHOOL DISTRIC🏁Closed$4.0M
HARRIS COUNTY RIVER TERRACE PARK IMPROVE
16550 MARKET ST., Channelview, TX 77530
Aug 5, 2016🔧
HARRIS COUNTY PRECINCT 2🏁Closed$215K
BEN TAUB TOWER LVLL 1 CLINIC REGISTRATIO
1502 TAUB LOOP, Houston, TX 77030
Mar 29, 2016🔧
HARRIS HEALTH SYSTEM🏁Closed$470K
HMWB - NP1 INTERVENTIONAL RADIOLOGY SUIT
18220 TOMBALL PARKWAY, Houston, TX 77070
Jan 20, 2016🔧
HOUSTON METHODIST WILLOWBROOK HOSPITAL🏁Closed$1.0M
SUB-VARSITY PRACTICE FIELD UPGRADES
4200 ELKINS ROAD, Sugar Land, TX 77479
May 20, 2015🔧
FORT BEND INDEPENDENT SCHOOL DISTRICT🏁Closed$300K
METRO BUFFALO BAYOU FACILITY- BLDG RENOV
810 NOTH SAN JACINTO STREET, Houston, TX 77002
Dec 4, 2014🔧
HCPID🏁Closed$800K
WALLER COUNTY COMMUNITY CENTER
21214 FM 1098 LOOP, Hempstead, TX 77445
Oct 17, 2014🏗️
WALLER COUNTY🏁Closed$300K
HARRIS COUNTY BASEMENT RENOVATION
1019 CONGRESS ST., Houston, TX 77002
Oct 1, 2014🔧
HARRIS COUNTY🏁Closed$1.8M
5TH FLOOR RENO FOR HARRIS CTY ADMIN BLDG
1001 PRESTON STREET, Houston, TX 77002
Jun 11, 2014🔧
HARRIS COUNTY🏁Closed$1.2M
PROBUILD MILLWORK
16245 PORT NORTHWEST DRIVE, Houston, TX 77041
Dec 10, 2013🔧
TRANSWESTERN🏁Closed$1.6M
FRY ROAD HEALTH CENTER
5503 N FRY ROAD, Houston, TX 77449
Nov 26, 2013🔧
HARRIS COUNTY HOSPITAL DISTRICT🏁Closed$1.4M
LYNDON B JOHNSON SAME DAY CENTER
5656 KELLY ST., Houston, TX 77026
Nov 26, 2013🔧
HARRIS COUNTY HOSPITAL DISTRICT🏁Closed$1.1M
BEN TAUB GENERAL HOSPITAL DAY CENTER
1502 TAUB LOOP, Houston, TX 77030
Nov 26, 2013🔧
HARRIS COUNTY HOSPITAL DISTRICT🏁Closed$825K
VALBONA SAME DAY CENTER
5420 DASHWOOD, Houston, TX 77081
Nov 26, 2013🔧
HARRIS COUNTY HOSPITAL DISTRICT✅Inspection Complete$1.3M
SPRING BRANCH HEALTH CENTER
9801 LONG POINT, Houston, TX 77055
Nov 26, 2013🔧
HARRIS COUNTY HOSPITAL DISTRICT✅Inspection Complete$1.6M
GULFGATE SAME DAY CENTER
8539 GULF FREEWAY, Houston, TX 77017
Nov 26, 2013🔧
HARRIS COUNTY HOSPITAL DISTRICT🏁Closed$78K
MEMORIAL HERMANN PRKG GAR #1 OFFICE ADD
920 FROSTWOOD DR., Houston, TX 77024
Oct 7, 2013🔧
MEMORIAL HERMANN HOSPITAL MEMORIAL CITY🏁Closed$1.5M
HARRIS COUNTY CONGRESS PLAZA 17TH FLOOR
1019 CONGRESS (17TH FLOOR), Houston, TX 77002
Aug 1, 2013🔧
HARRIS COUNTY🏁Closed$5.0M
16TH FLOOR BUILD-OUT
201 CAROLINE STREET, Houston, TX 77002
May 15, 2013🔧
HARRIS COUNTY PUBLIC INFRASTRUCTURE DEPT🏁Closed$5.5M
HARRIS COUNTY COMMUNITY CENTER #6
8440 GREENHOUSE ROAD, Cypress, TX 77429
Mar 22, 2013🏗️
HARRIS COUNTY PUBLIC INFRASTRUCTURE DEPT🏁Closed$60K
FROSTWOOD SIDEWALKS & CURB RAMPS
929 GESSNER, Houston, TX 77024
Mar 15, 2013🏗️
MEMORIAL HERMANN HOSPITAL🏁Closed$65K
HARRIS COUNTY CONGRESS PLAZA COFFEE SHOP
1019 CONGRESS AVENUE, Houston, TX 77002
Oct 25, 2012🔧
HARRIS COUNTY🏁Closed$600K
OFFICE REN PROJECT NO.1120-11 PHASE 2
4690 ROLFE CHRISTOPHER, Beaumont, TX 77705
May 31, 2012🔧
LAMAR UNIVERSITY🏁Closed$2.4M
HARRIS COUNTY FORENSIC GENETICS LAB BUIL
2450 HOLCOMBE BLVD, Houston, TX 77021
Feb 15, 2012🔧
JOHNSON LLC🏁Closed$130K
MH ENERGY DISPATCH BLDG LINEN DEPT RENO
7560 BEECHNUT STREET, Houston, TX 77074
Nov 11, 2011🔧
MEMORIAL HERMANN SOUTHWEST HOSPITAL🏁Closed$350K
HARRIS COUNTY CENTRAL MONITORING STATION
1310 PRAIRIE STREET SUITE 100, Houston, TX 77002
Nov 8, 2011🔧
HARRIS COUNTY🏁Closed$180K
REMODEL & RENOVATION PROJECT #0786
440 MARTIN LUTHER KING BLVD, Beaumont, TX 77710
Oct 10, 2011🔧
JOHNSTON LLC🏁Closed$6.0M
NC PHASE II EMPLOYEE SVCS & MNFG BLDG
1316 STAFFORDSHIRE ROAD, Stafford, TX 77477
Jan 19, 2011🏗️
NATIONAL COUPLING COMPANY INC.🏁Closed$200K
HISD ISAACS ELE. SCH. OFFICE RENOVATION
3830 PICKFAIR STREET, Houston, TX 77026
Jun 22, 2009🔧
HISD🏁Closed$351K
REPRS TO CITY OF PEARLAND PUBLIC LIBRARY
3522 LIBERTY DRIVE, Pearland, TX 77581
Jan 15, 2009🔧
CITY OF PEARLAND