| A CUT ABOVE LAWN MAINTENANCE & SPRINKLER CO. |
| 6042-76-001 |
| A GREATER AUSTIN DEVELOPMENT COMPANY, LTD. |
| 1135-02-021 |
| A LIFT FOR LIFE OUTREACH CENTER, INC. |
| 6128-33-001, 6130-56-001, 6130-57-001, 6133-01-001, 6171-92-001, 6171-93-001, 6181-12-001 |
| A R BROTHERS CONSTRUCTION SERVICES, INC. |
| 0010-12-064, 0118-12-013, 1165-01-022, 2300-01-017, 6177-00-001, 6183-54-001 |
| A. A. MISSILDINE |
| 6176-50-001 |
| A. K. GILLIS & SONS, INC. |
| 0083-03-042, 0083-03-047, 0083-04-027, 0427-01-034, 0443-03-015, 0641-01-031, 0641-04-015, 0657-03-013, 6171-16-001 |
| A. L. HELMCAMP, INC. |
| 0049-06-061, 0049-08-053, 0063-06-088, 0118-09-007, 0138-03-137, 0214-02-040, 0336-01-039, 0475-07-012, 0675-03-064, 0675-07-082, 0931-02-016, 0947-01-018, 2590-01-022, 6157-25-001, 6186-31-001, 6186-32-001, 6186-40-001 |
| AARON CONCRETE CONTRACTORS, L.P. |
| 0015-13-344, 0152-01-070, 0986-01-040 |
| ABILENE GOODWILL INDUSTRIES, INC. |
| 6095-79-001, 6160-29-001, 6187-07-001 |
| ABILENE STATE SCHOOL VOCATIONAL SERVICES |
| 6157-41-001, 6176-65-001, 6178-23-001, 6178-24-001 |
| ACE CONTRACTORS, INC. |
| 6153-33-001, 6155-55-001, 6156-99-001, 6171-37-001, 6179-21-001, 6184-92-001, 6186-36-001, 6186-72-001 |
| ACME BRIDGE COMPANY, INC. |
| 0024-08-124, 0072-05-081, 0112-03-027, 0115-03-022, 0142-09-033, 0143-01-049, 0535-07-044, 1149-02-017 |
| ADDED VALUE, INC. |
| 6057-33-001 |
| AJAX EQUIPMENT COMPANY |
| 0093-01-084, 0295-04-043, 0667-01-108, 0911-29-031, 0920-38-201, 0923-09-045, 1135-03-016, 1166-01-017, 2735-01-012, 6118-45-001, 6157-26-001, 6173-92-001, 6177-47-001 |
| ALDERSGATE ENRICHMENT CENTER, INC. |
| 6020-12-001, 6020-16-001, 6020-30-001, 6142-25-001, 6151-22-001, 6151-40-001, 6153-98-001, 6154-55-001, 6154-56-001, 6154-57-001, 6154-58-001, 6160-30-001, 6178-78-001, 6178-79-001, 6178-80-001, 6178-81-001, 6185-42-001, 6185-44-001, 6185-45-001, 6185-46-001, 6188-13-001 |
| ALIEF ELECTRO MECHANICAL, INC. |
| 6187-91-001 |
| ALL CONSTRUCTION WERKS |
| 0073-07-056, 0327-02-047 |
| ALL HANDS & DUKE, INC. |
| 6096-01-001, 6122-04-001, 6122-14-001, 6157-79-001, 6158-68-001, 6158-71-001 |
| ALL POINTS INSPECTION SERVICES, INC. |
| 6156-23-001, 6182-32-001 |
| ALLCO, LTD. |
| 0176-05-135, 0200-15-015 |
| ALLEN JOHNSON CO. |
| 6085-02-001 |
| ALLEN KELLER COMPANY |
| 0036-03-024, 0792-02-015, 6186-22-001 |
| ALLSOME CLEANING SERVICE |
| 6086-18-001 |
| ALTEX LANDSCAPE CONSTRUCTION, INC. |
| 0017-10-242, 0521-04-269, 0915-12-416 |
| ALVIS LEON MCCLURE |
| 6149-87-001 |
| AMARILLO ROAD COMPANY, L.P. |
| 0042-03-039, 0168-16-014, 0439-04-017, 0905-06-069, 0950-01-026, 1836-01-007 |
| AMERICAN CIVIL CONSTRUCTORS, INC. |
| 0019-02-028, 0902-20-072, 0918-22-087, 2738-01-014, 6175-59-001 |
| AMERICAN LATINO CONSTRUCTION SERVICES, INC. |
| 6171-32-001, 6175-43-001, 6177-37-001, 6181-40-001, 6183-65-001 |
| ANALYTICAL TECHNOLOGY CONSULTANTS, INC. |
| 6159-91-001, 6164-41-001, 6173-80-001, 6178-90-001, 6184-53-001, 6188-48-001 |
| ANDERSON COLUMBIA CO., INC. |
| 6188-40-001 |
| ANDERSON MOWING & CUSTOM SERVICE, INC. |
| 6077-32-001 |
| ANDREWS DIVERSIFIED INDUSTRIES |
| 6061-17-001, 6163-19-001, 6164-04-001, 6164-11-001, 6168-38-001, 6179-37-001, 6181-52-001, 6181-53-001, 6181-55-001, 6181-56-001, 6181-57-001, 6181-58-001, 6181-61-001, 6181-64-001, 6182-06-001, 6184-16-001 |
| ANED CONSULTANTS, INC. |
| 6128-23-001, 6173-11-001 |
| ANGEL BROTHERS ENTERPRISES, LTD. |
| 0028-03-099, 0114-12-006, 0338-12-001, 0368-01-079, 0508-01-298, 0523-01-026, 0602-01-043, 0675-07-065, 0882-02-052, 0912-72-010, 1024-01-061, 1024-02-038, 1096-03-017, 1687-01-014, 2819-01-006, 3506-02-005 |
| ANTHONY SERVICES |
| 6158-53-001, 6176-34-001 |
| APAC-TEXAS, INC. |
| 0028-13-124, 0094-05-062, 0172-01-049, 0173-03-033, 0213-07-052, 0499-02-027, 0499-03-046, 0739-02-139, 1181-03-027, 1284-01-062, 1420-01-016, 1828-02-012, 2374-03-070, 6085-47-001, 6187-85-001 |
| APACHE BARRICADE & SIGN |
| 6162-35-001 |
| AQUALOGIC |
| 6154-33-001 |
| ARBOR AIDE, INC. |
| 6082-19-001, 6082-62-001, 6083-05-001, 6083-07-001 |
| ARCHER-WESTERN CONTRACTORS, LTD. |
| 0015-09-150, 0905-00-040 |
| ARGO COATINGS, LLC |
| 6022-06-001 |
| ARK CONTRACTING SERVICES, LLC |
| 0581-02-118, 6176-36-001 |
| ARNOLD VALENCIA, JR. |
| 6173-56-001 |
| ARTEX ELECTRIC, INC. |
| 6073-62-001, 6075-29-001, 6156-55-001 |
| ASHLAR CONTRACTING COMPANY |
| 0918-46-211 |
| ASHTON ENTERPRISES |
| 6046-54-001 |
| ASPHALT PAVING COMPANY OF AUSTIN, INC. |
| 0151-05-088, 0252-01-064, 1776-03-009 |
| ATASCOSA BRIDGE COMPANY |
| 0025-02-177, 0913-22-029 |
| ATLAS CONCRETE ENTERPRISES, INC. |
| 6034-11-001, 6178-25-001, 6188-11-001 |
| AUBREY NELSON |
| 6165-51-001, 6184-55-001 |
| AUI CONTRACTORS, L.P. |
| 0014-02-039, 0091-06-042, 0171-01-025, 0918-45-487 |
| AULTMAN AND HALL VENTURES |
| 6170-63-001 |
| AUSTIMPACTORS LLC |
| 6078-74-001, 6162-32-001, 6162-73-001, 6177-69-001, 6178-15-001, 6179-57-001, 6179-59-001, 6179-63-001, 6182-54-001, 6184-13-001 |
| AUSTIN BRIDGE & ROAD, LP |
| 0008-01-044, 0009-11-210, 0009-13-084, 0015-10-055, 0015-13-333, 0017-09-072, 0031-06-029, 0043-05-102, 0134-04-033, 0134-08-041, 0151-05-084, 0156-04-080, 0173-05-018, 0196-02-116, 0261-02-064, 0291-10-096, 0320-01-059, 0353-04-084, 0364-03-066, 0380-15-016, 0389-06-056, 0495-02-057, 0610-07-085, 0683-02-052, 0683-07-003, 0804-04-022, 0915-12-399, 0918-45-367, 0925-07-011, 1068-04-133, 1091-01-017, 1091-02-017, 1978-01-047, 2056-01-044, 2100-01-046, 2263-02-079, 2367-01-036, 3476-02-004 |
| AUSTIN ENGINEERING CO., INC. |
| 2102-01-058 |
| AUSTIN TRAFFIC SIGNAL CONSTRUCTION CO., L.P. |
| 0015-10-040, 0151-05-064, 0621-01-093, 0909-00-045, 0914-00-258, 0914-00-275, 0921-00-058, 0921-00-061, 0921-00-066, 6141-91-001, 6160-28-001, 6179-01-001, 6182-45-001 |
| AVA ENTERPRISES |
| 6161-27-001 |
| AVANTI LANDSCAPE MANAGEMENT |
| 6134-81-001, 6150-47-001, 6169-43-001, 6174-36-001 |
| AW&E CONSTRUCTION LLC |
| 6181-66-001 |
