DNA Testing in Harris County, Texas

Call for a Free Consultation

TestMark DNA provides certified DNA testing throughout Harris County, Texas. With 33 collection sites across 10 cities, there is a convenient location near you. All sites are CLIA-certified and staffed by trained professionals. Call (866) 702-7644 for a free consultation.

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Cities in Harris County

Baytown2 sites Cypress3 sites Houston18 sites Humble1 site Katy2 sites Kingwood2 sites Pasadena1 site Spring1 site Tomball1 site Webster2 sites

All Locations in Harris County

1331 W Grand Pkwy N Ste 160

Katy, TX 77493

DNA Testing in Harris County, Texas

Cities in Harris County

All Locations in Harris County

1331 W Grand Pkwy N Ste 160

21700 Kingsland Blvd Ste 108

8313 Southwest Fwy Ste 201

10242 Greenhouse Rd Ste 1103

5420 Dashwood Dr Suite 205

5233 Fairmont Pkwy Ste A

21216 Northwest Fwy Pob I -Suite 200

13215 Dotson Rd Suite 120

251 W Medical Center Blvd Suite 101

250 Blossom St Ste 180

12121 Westheimer Rd Ste 203

506 Graham Dr Suite 260

1674 W Baker Rd

18648 Mckay Dr 215

1919 North Loop W Ste 172

201 Kingwood Medical Dr Ste A100

11301 Fallbrook Dr Suite 126

350 Kingwood Medical Dr Suite 330

1200 Binz St Ste 140

19002 Park Row Ste 106

427 W 20th St Ste 504

13215 Dotson Rd Suite 140

388 Uvalde Rd

7207 Gessner Rd

2255 E Mossy Oaks Rd Suite 330

3920 Garth Rd

7400 Fannin St Ste 145

10930 Resource Pkwy Ste C

7500 Fannin St Suite 250

13310 Beamer Rd Ste C

855 Frostwood Dr

21212 Northwest Fwy Pob II - Suite 105

12121 Richmond Ave Ste 423