United States

Ninyo & Moore Geotechnical & Environmental Sciences Consultants

2313 West Sam Houston Parkway North, Suite 119, 77043, Houston, TX, United States

A2LA|3204.01A2LA|3204.02ISO/IEC 17025Register refreshed 2026-09-25

Certificates

Scope items

Standards

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713 973 8400

jsunderwala@ninyoandmoore.com

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Register record

A2LARefreshed 2026-09-25: 3204.01Active; 3204.02Active

Accredited standards

Our reading of the A2LA scope: each standard once, with its official name where we have checked it. Click a standard to see the scope line it comes from, word for word.

ASTM

ASTM C31Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

ASTM C31/C31M; ASTM C39/C39M; ASTM C138/C138M; ASTM C143/C143M; ASTM C172/C172M; ASTM C173/C173M; ASTM C192/C192M; ASTM C231/C231M; ASTM C617/C617M; ASTM C1064/C1064M; ASTM C1231/C1231M; ASTM C780 (Annex A.6); ASTM C1019; ASTM D558/D558M; ASTM D698; ASTM D854; ASTM D1140; ASTM D1557; ASTM D1633; ASTM D2216; ASTM D2487; ASTM D2488; ASTM D4318; ASTM D6913/D6913M; ASTM D6938; ASTM D7928

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C39Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C117Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM C127Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM C128Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM C136Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM C138Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C143Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C172Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C173Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C192Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C231Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C617Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C702Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM C780Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C1019Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C1064Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM C1077Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM C1231Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D75Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM D558Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D698Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D854Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D1140Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D1557Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D1633Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D2216Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D2487Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D2488Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D3740Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

ASTM D4318Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D6913Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D6938Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM D7928Name not checked yet

As written on the certificate · Line 2 (A2LA 3204.01)

As written on the certificate · Line 2 (A2LA 3204.02)

ASTM E329Name not checked yet

As written on the certificate · Line 1 (A2LA 3204.01)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

As written on the certificate · Line 1 (A2LA 3204.02)

ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F

Scope as published by A2LA

6 lines

A2LA

ISO/IEC 17025

Active

3204.01

The scope document we hold says it was valid until 2026-03-31. That date has passed, so our copy may be out of date. We downloaded it from the A2LA register on 2026-03-14. Check the A2LA register for the current scope.

View scope

Accredited scope, certificate 3204.01

Line	Discipline	Method	Matrix	Range
1	materials	ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F	Concrete and Concrete Aggregate; Soil and Rock; Concrete, Soils, and Aggregates; Mineral Aggregates; Coarse Aggregate; Fine Aggregate; Asphalt Paving Mixtures	-
2	materials	ASTM C31/C31M; ASTM C39/C39M; ASTM C138/C138M; ASTM C143/C143M; ASTM C172/C172M; ASTM C173/C173M; ASTM C192/C192M; ASTM C231/C231M; ASTM C617/C617M; ASTM C1064/C1064M; ASTM C1231/C1231M; ASTM C780 (Annex A.6); ASTM C1019; ASTM D558/D558M; ASTM D698; ASTM D854; ASTM D1140; ASTM D1557; ASTM D1633; ASTM D2216; ASTM D2487; ASTM D2488; ASTM D4318; ASTM D6913/D6913M; ASTM D6938; ASTM D7928	Concrete	-
3	materials	-	-	-

Ranges are reproduced from the accredited scope document as published. An absent range means the register did not state one. Line numbers are ours, for cross-reference; they follow the order of the scope document.

A2LA

ISO/IEC 17025

Active

3204.02

View scope

Accredited scope, certificate 3204.02

Line	Discipline	Method	Matrix	Range
1	materials	ASTM C1077; ASTM D3740; ASTM E329; ASTM C117; ASTM C127; ASTM C128; ASTM C136/C136M; ASTM C702/C702M; ASTM D75/C75M1; Tex-200-F; Tex-206-F; Tex-207-F; Tex-208-F; Tex-227-F; Tex-236-F	Concrete and Concrete Aggregate; Soil and Rock; Concrete, Soils, and Aggregates; Mineral Aggregates; Coarse Aggregate; Fine Aggregate; Asphalt Paving Mixtures	-
2	materials	ASTM C31/C31M; ASTM C39/C39M; ASTM C138/C138M; ASTM C143/C143M; ASTM C172/C172M; ASTM C173/C173M; ASTM C192/C192M; ASTM C231/C231M; ASTM C617/C617M; ASTM C1064/C1064M; ASTM C1231/C1231M; ASTM C780 (Annex A.6); ASTM C1019; ASTM D558/D558M; ASTM D698; ASTM D854; ASTM D1140; ASTM D1557; ASTM D1633; ASTM D2216; ASTM D2487; ASTM D2488; ASTM D4318; ASTM D6913/D6913M; ASTM D6938; ASTM D7928	Concrete	-
3	materials	-	-	-

Location

2313 West Sam Houston Parkway North, Suite 119, Houston, TX, 77043, US

29.75894, -95.36770

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Accreditation data refreshed from the A2LA register on 2026-09-25.

This page mirrors a public register. For a purchasing, audit or regulatory decision, confirm against the A2LA entry linked above.